©2012 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev. 1.0.7
Features
Maximum Output Current of 100mA
Output Voltage of 5V, 6V, 8V, 9V,10V, 12V, 15V, 18V and
24V
Thermal Overload Protection
Short Ci rcuit Current Limiting
Output Voltage Offered in ±5% Tolerance
Description
The KA78LXXA/KA78L05AA series of fixed voltage
monolithic integrated circuit voltage regulators are suitable
for application that required supply current up to 100mA.
TO-92
1. Output 2. GND 3. Input
8-SOP
1. Output 2. GND 3. GND 4. NC
5. NC 6. GND 7. GND 8. Input
1
1
SOT-89
1
GND
23
23
8
Internal Block Diagram
VI3
2GND V0
1
I
RSC
REFERENCE V OLTAG E
SHORT CIRCUIT
PROTECTION
THERMAL SHUTDOWN
CIRCUIT
+
-
Input
Output
KA78LXXA/KA78L05AA
3-Terminal 0.1A Positive Voltage Regulator
KA78LXXA/KA78L05AA
2
Absolute Maximum Ratings
Electrical Characteristics(KA78L05A)
(VI = 10V, IO = 40mA, 0°C TJ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Value Unit
Input Voltage (f or VO = 5V to 8V)
(for VO = 12V to 18V)
(for VO = 24V VI30
35
40
V
V
V
Operating Junction Temperature Range TJ0 ~ +150 °C
Storage Temperature Range TSTG -65 ~ +150 °C
Thermal Resistance Junction-Case
TO-92 RθJC 50 °C/W
Thermal Resistance Junction-Air
TO-92
SOT-89
8-SOP
RθJA 150
225
160
°C/W
°C/W
°C/W
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 4.8 5.0 5.2 V
Line Regulation (Note1) ΔVOTJ = 25°C7V VI 20V - 8 150 mV
8V VI 20V - 6 100 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 11 60 mV
1mA IO 40mA - 5.0 30 mV
Output Voltage VO7V VI 20V 1mA IO 40mA - - 5.25 V
7V VI VMAX
(Note2) 1mA IO 70mA 4.75 - 5.25 V
Quiescent Current IQTJ = 25°C-2.05.5mA
Quiescent Current
Change With Line ΔIQ8V VI 20V - - 1.5 mA
With Load ΔIQ1mA IO 40 mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100k Hz - 40 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -0.65 - mV/°C
Ripple Rejection RR f = 120Hz, 8V VI 18V, TJ = 25°C4180 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
3
Electrical Characteristics(KA78L06A) (Continued)
(VI = 12V, IO = 40mA, 0°C TJ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note 1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 5.75 6.0 6.25 V
Line Regulation (Note1) ΔVOTJ = 25°C8.5V VI 20V - 64 175 mV
9V VI 20V - 54 125 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 12.8 80 mV
1mA IO 70 m A - 5.8 40 mV
Output Voltage VO8.5 VI 20V, 1mA IO 40mA 5.7 - 6.3 V
8.5 VI VMAX(Note), 1mA IO 70mA 5.7 - 6.3 V
Quiescent Current IQTJ = 25°C--5.5mA
TJ = 125°C-3.96.0mA
Quiescent Current
Change With Line ΔIQ9 VI 20V - - 1.5 m A
With Load ΔIQ1mA IO 40m A - - 0.1 m A
Output Noise Voltage VNTA = 25°C, 10Hz f 100k Hz - 40 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - 0.75 - mV/°C
Ripple Rejection RR f = 120Hz, 10V VI 20V, TJ = 25°C4046-dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
4
Electrical Characteristics(KA78L08A) (Continued)
(VI = 14V, IO = 40mA, 0°C TJ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C7.78.08.3V
Line Regulation (Note1) ΔVOTJ = 25°C10.5V VI 23V - 10 175 mV
11V VI 23V - 8 125 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 15 80 mV
1mA IO 40mA - 8.0 40 mV
Output Voltage VO10.5V VI 23V 1mA IO 40mA 7.6 - 8.4 V
10.5V VI
VMAX (Note2) 1mA IO 70mA 7.6 - 8.4 V
Quiescent Current IQTJ = 25°C-2.05.5mA
Quiescent Current
Change With Line ΔIQ11V VI 23V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100kHz - 60 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -0.8 - mV/°C
Ripple Rejection RR f = 120Hz, 11V VI 21V, TJ = 25°C39 70 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
5
Electrical Characteristics(KA78L09A) (Continued)
(VI = 15V, IO = 40mA, 0°C TJ 125°C, CI = 0.33μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 8.64 9.0 9.36 V
Line Regulation (Note1) ΔVOTJ = 25°C11.5V VI 24V - 90 200 mV
13V VI 24V - 100 150 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 20 90 mV
1mA IO 40mA - 10 45 mV
Output Voltage VO11.5V VI 24V 1mA IO 40mA 8.55 - 9.45 V
11.5V VI
VMAX (Note 2) 1mA IO 70mA 8.55 - 9.45 V
Quiescent Current IQTJ = 25°C-2.16.0mA
Quiescent Current
Change With Line ΔIQ13V VI 24V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100k Hz - 70 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -0.9 - mV/°C
Ripple Rejection RR f = 120Hz, 12V VI 22V, TJ = 25°C38 44 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
6
Electrical Characteristics(KA78L10A) (Continued)
(VI = 16V, IO = 40mA, 0 °C TJ 125 °C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)
Notes:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 9.6 10.0 10.4 V
Line Regulation (Note1) ΔVOTJ = 25°C12.5 VI 25V - 100 220 mV
14V VI 25V - 100 170 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100m A - 20 94 mV
1mA IO 70 m A - 10 47 m V
Output Voltage VO12.5V VI 25V, 1mA IO 40mA 9.5 - 10.5 V
12.5V VI VMAX (Note2)
1mA IO 70mA 9.5 - 10.5
Quiescent Current IQTJ = 25°C - - 6.0 mA
TJ =125°C-4.26.5
Quiescent Current
Change With Line ΔIQ12.5 VI 25V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100kHz - 74 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - 0.95 - mV/°C
Ripple Rejection RR f = 120Hz, 15V VI 25V, TJ = 25°C38 43 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
7
Electrical Characteristics(KA78L12A) (Continued)
(VI = 19V, IO = 40mA, 0°C TJ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note 1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 11.5 12 12.5 V
Line Regulation (Note1) ΔVOTJ = 25°C14.5V VI 27V - 20 250 mV
16V VI 27V - 15 20 0 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 20 100 mV
1mA IO 40mA - 10 50 mV
Output Voltage VO14.5V VI 27V 1mA IO 40mA 11.4 - 12.6 V
14.5V VI
VMAX (Note 2) 1mA IO 70mA 11.4 - 12.6 V
Quiescent Current IQTJ = 25°C-2.16.0mA
Quiescent Current
Change With Line ΔIQ16V VI 27V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100k Hz - 80 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -1.0 - mV/°C
Ripple Rejection RR f = 120Hz, 15V VI 25 V, T J = 25°C37 65 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
8
Electrical Characteristics(KA78L15A) (Continued)
(VI = 23V, IO = 40mA, 0°C TJ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 14.41515.6 V
Line Regulation (Note1) ΔVOTJ = 25°C17.5V VI 30V - 25 300 mV
20V VI 30V - 20 250 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 25 15 0 mV
1mA IO 40 m A - 12 75 m V
Output Voltage VO17.5V VI 30V 1mA IO 40mA 14.2
5-15.7
5V
17.5V VI
VMAX (Note 2) 1mA IO 70 m A 14.2
5-15.7
5V
Quiescent Current IQTJ = 25°C-2.16.0mA
Quiescent Current
Change With Line ΔIQ20V VI 30V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0. 1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100k Hz - 90 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -1.3 - mV/°C
Ripple Rejection RR f = 120Hz, 18.5V VI 28.5V, TJ = 25°C34 60 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
9
Electrical Characteristics(KA78L18A) (Continued)
(VI = 27V, IO = 40mA, 0°C TJ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C17.31818.7V
Line Regulation (Note1) ΔVOTJ = 25°C21V VI 33V - 145 300 mV
22V VI 33V - 135 250 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO100mA - 30 170 mV
1mA IO 40 m A - 15 85 mV
Output Voltage VO21V VI 33V 1mA IO 40mA 17.1 - 18.9 V
21V VI
VMAX (Note 2) 1mA IO 70mA 17.1 - 18.9 V
Quiescent Current IQTJ = 25°C-2.26.0mA
Quiescent Current
Change With Line ΔIQ21V VI 33V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100kHz - 150 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -1.8 - mV/°C
Ripple Rejection RR f = 120Hz, 23V VI 33V, TJ = 25°C34 48 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
10
Electrical Characteristics(KA78L24A) (Continued)
(VI = 33V, IO = 40mA, 0°C TJ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 232425 V
Line Regulation (Note1) ΔVOTJ = 25°C27V VI 38V - 160 300 mV
28V VI 38V - 150 250 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100m A - 40 200 mV
1mA IO 40 m A - 20 1 00 mV
Output Voltage VO27V VI 38V 1mA IO 40mA 22.8 - 25.2 V
27V VI
VMAX (Note2) 1mA IO 70mA 22.8 - 25.2 V
Quiescent Current IQTJ = 25°C-2.26.0mA
Quiescent Current
Change With Line ΔIQ28V VI 38V - - 1.5 mA
With Load ΔIQ1mA IO 40mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100kHz - 200 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -2.0 - mV/°C
Ripple Rejection RR f = 120Hz, 28V VI 38V, TJ = 25°C34 45 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
11
Absolute Maximum Ratings
Electrical Characteristics(KA78L05AA) (Continued)
(VI = 10V, IO = 40mA, 0°C TJ 125°C, CI = 0.33 μF, CO = 0.1μF, unless otherwise specified. (Note1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD 0.75W.
Parameter Symbol Value Unit
Input Voltage (f or VO = 5V to 8V)
(for VO = 12V to 18V)
(for VO = 24V VI30
35
40
V
V
V
Operating Junction Temperature Range TJ0 ~ +150 °C
Storage Temperature Range TSTG -65 ~ +150 °C
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage VOTJ = 25°C 4.9 5.0 5.1 V
Line Regulation (Note1) ΔVOTJ = 25°C7V VI 20V - 8 150 mV
8V VI 20V - 6 100 mV
Load Regulation (Note1) ΔVOTJ = 25°C1mA IO 100mA - 11 50 mV
1mA IO 40mA - 5.0 25 mV
Output Voltage VO7V VI 20V 1mA IO 40mA - - 5.15 V
7V VI VMAX
(Note2) 1mA IO 70mA 4.85 - 5.15 V
Quiescent Current IQTJ = 25°C-2.05.5mA
Quiescent Current
Change With Line ΔIQ8V VI 20V - - 1.5 mA
With Load ΔIQ1mA IO 40 mA - - 0.1 mA
Output Noise Voltage VNTA = 25°C, 10Hz f 100k Hz - 40 - μV/Vo
Temperature Coefficient of VOΔVO/ΔTI
O = 5mA - -0.65 - mV/°C
Ripple Rejection RR f = 120Hz, 8V VI 18V, TJ = 25°C4180 - dB
Dropout Voltag e VDTJ = 25°C-1.7-V
KA78LXXA/KA78L05AA
12
Typical Application
’( )’ : 8SOP Type
Note:
1. To specify an output voltage, substitute voltage value for “XX”.
2. Bypass Capacitors are recommend for optimum stability and transient response and shoul d be loca te d as close as possib le
to the regulator
KA78LXXA
NOTE 1
INPUT OUTPUT
1(1)
2(2,3,6,7)
3(8)
C1
0.33 μF
NO T E 2 0. 1
NO TE 2
μF
KA78LXXA/KA78L05AA
13
Mechanical Dimensions
Package Dimensions in millimeters
D
APPROVED
July-14-2008
TO-92 Straight Lead for Bulk Packing
KA78LXXA/KA78L05AA
14
Mechanical Dimensions (Continued)
Package Dimensions in millimeters
D
APPROVED
July-14-2008
TO-92 Formed Lead For T&R and Ammo Packing
KA78LXXA/KA78L05AA
15
Mechanical Dimensions (Continued)
Package Dimensions in millimeters
Symbol Min Nom Max
A- -1.75
A1 0.10 0.15 0.25
A2 1.25 1.45 1.50
B 0.35 0.37 0.51
C 0.19 0.20 0.25
D 4.80 4.90 5.00
E 3.80 3.90 4.00
e 1.27BSC
H 5.79 5.99 6.20
h 0.25 - 0.50
L 0.50 0.70 0.90
GP 0.36 BSC
q0 - 8
aaa - - 0.25
bbb - - 0.10
8-SOP
KA78LXXA/KA78L05AA
16
Mechanical Dimensions (Continued)
Package Dimensions in millimeters
SOT-89
0.40
±0.10
2.50
±0.20
(0.50)
(0.40
)
4.10
±0.20
0.40
+0.10
–0.05
0.50
±0.10
1.65
±0.10
4.50
±0.20
1.50
±0.20
C0.2
1.50 TYP 1.50 TYP
(1.10)
KA78LXXA/KA78L05AA
17
Ordering Information
For information on tape & reel and ammo pa ck specifications, including part orientation and tape sizes, please
refer to our tape and reel data, www.fairchildsemi.com/products/discrete/pdf/to92_tr.pdf.
Product Number Package Shipping Output Voltage Tolerance Operating Temperature
KA78L05AZTA
TO-92
Ammo
5% 0 ~ +125 °C
KA78L05AZTF Tape & Reel
KA78L05AZBU Bulk
KA78L06AZTA Ammo
KA78L06AZBU Bulk
KA78L08AZTA Ammo
KA78L08AZTF Tape & Reel
KA78L08AZBU Bulk
KA78L09AZTA Ammo
KA78L09AZBU Bulk
KA78L10AZTA Ammo
KA78L10AZBU Bulk
KA78L12AZTA Ammo
KA78L12AZTF Tape & Reel
KA78L12AZBU Bulk
KA78L15AZTA Ammo
KA78L15AZBU Bulk
KA78L18AZTA Ammo
KA78L18AZBU Bulk
KA78L24AZTA Ammo
KA78L24AZBU Bulk
KA78L05AMTF
SOT-89
Tape & Reel
KA78L05AMTM Tape & Reel
KA78L08AMTF Tape & Reel
KA78L09AMTF Tape & Reel
KA78L12AMTF Tape & Reel
KA78L05AD
8-SOP
Tube
KA78L05ADTF Tape & Reel
KA78L08AD Tube
KA78L08ADTF Tape & Reel
KA78L12AD Tube
KA78L12ADTF Tape & Reel
KA78L05AAZTA TO-92 Ammo 2%
KA78L05AAZBU Bulk
KA78LXXA/KA78L05AA
3/8/12 0.0m 001
Stock#DS400152
© 2012 Fairchild Semiconductor Corporatio n
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OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR
CORPORATION. As used herein:
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the body,
or (b) support or sustain life, and (c) whose failure to
perform when properly used in accordance with
instructions for use provided in the labeling, can be
reasonably expected to result in a significant injury of the
user.
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
www.fairchildsemi.com
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY
PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY
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