Maximum Ratings and Electrical Characteristics
Parameter Symbol Unit
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
@TA=55°C
Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load
(JEDEC method)
Peak forward voltage at 1.0A DC
Maximum DC reverse current
at rated DC blocking voltage TA=100°C
Operating temperature range
Storage temperature range
TA=25°C
Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
Typical thermal resistance (Note 3)
4001
50
35
50
VRRM
VRMS
VDC
I(AV)
IFSM
VF
IR
trr
CJ
RθJA
TJ
TSTG
1.0
30
5.0
100
20
25
-55 to +150
-55 to +150
V
V
V
A
A
V
nS
pF
°C
°C
μA
°C/W
NOTES: 1. Measured with IF=0.5A, IR=1.0A, IRR=0.25A.
3. Thermal resistance junction to ambient.
4. The typical data above is for reference only.
Voltage: 50 to 1000 V
Current: 1.0 A
RoHS Device
Dimensions in inches and (millimeter)
DO-41
Features
-Diffused junction.
-Ultra fast switching for high efficiency.
-Low reverse leakage current.
-Low forward voltage drop.
- High current capability.
Mechanical data
-Case: JEDEC DO-41 molded plastic.
-Polarity: Color band denotes cathode.
-Mounting position: Any
-Weight: 0.34 grams
4002
100
70
100
4003
200
140
200
4004
400
280
400
4005
600
420
600
4006
800
560
800
4007
1000
700
1000
UF4001-G Thru. 08-GUF40
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Comchip Technology CO., LTD.
0.205(5.20)
1.0(25.40) Min.
0.107(2.70)
0.034(0.90)
0.028(0.70)
0.080(2.00)
0.160(4.20)
1.0(25.40) Min.
1.0 1.7
50 75
Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
DIA.
DIA.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
UF4-G
4008
300
210
300
1.3
10
Company reserves the right to improve product design , functions and reliability without notice.
Ultra Fast Recovery Rectifiers
Rating and Characteristic Curves (UF4001-G Thru. UF4008-G)
0
ΙFSM, Peak Forward Surge Current (A)
Number of Cycles at 60Hz
1
I(AV), Average Forward Current (A)
0 25 75 175
0
0.6
1.0
100
15
35
1.2
Fig.4 - Typical Junction Capacitance
CJ, Capacitance (pF)
VR, Reverse Voltage (V)
10
100
1
100 125
0.4
0.8
50 150
0.2
10
5
10
25
30
100
10
Single phase Half wave 60Hz
Resistive or inductive load
20
Pulse width 8.3ms,
single half sine-wave,
(JEDEC method)
Pulse width 300μs
Page 2
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Comchip Technology CO., LTD.
Company reserves the right to improve product design , functions and reliability without notice.
Fig.1 - Typical Forward Current
Derating Curve
TA, Ambient Temperature (°C)
Fig.2 - Max. Non-Repetitive
Surge Current
Fig.3 - Typical Forward Characteristics
IF, Instantaneous Forward Current (A)
0.6 1.0 1.4 1.6
0.8 1.8
1.2
TJ=25°C
00.40.2
0.01
1
0.1
10
UF4006 ~ UF4008-G-G
UF4004 ~ UF4005-G-G
UF4001 ~ UF4003-G-G
VF, Instantaneous Forward Voltage (V)
1
f=1MHz
TJ=25°C
UF4006 ~ UF4008-G-G
UF4001 ~ UF4005-G-G
Ultra Fast Recovery Rectifiers
B
L1
L2
E A Z
T
E
90°±5°
Taping Specification For Axial Lead Diodes
L
H
W
Standard Packaging
Case Type
DO-41 5,000
BOX
( pcs )
AMMO PACK
CARTON
( pcs )
45,000
L
SYMBOL
(mm)
(inch)
W H
78.0 ± 5.0
3.07 ± 0.20
95.0 ± 5.0
3.74 ± 0.20
DO-41
255.0 ± 5.0
10.04 ± 0.20
SYMBOL
(mm)
(inch)
DO-41
B Z T E L1
0.039 (max)
5.00 ± 0.50
52.40 ± 1.50 6.00 ± 0.40 1.00 (max)1.20 (max) 0.80 (max)
2.063 ± 0.590
0.197 ± 0.020 0.047 (max) 0.236 ± 0.016 0.031 (max)
AL2
0.039 (max)
1.00 (max)
Page 3
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Comchip Technology CO., LTD.
Company reserves the right to improve product design , functions and reliability without notice.
Ultra Fast Recovery Rectifiers
Marking Code
XXX = Product type marking code
Marking code
UF4001
UF4002
UF4003
UF4004
UF4005
UF4006
UF4007
Part Number
UF4001-G
UF4002-G
UF4003-G
UF4004-G
UF4005-G
UF4006-G
UF4007-G
UF4XXX
UF4008UF4008-G
