BC546A/B/C - BC550A/B/C Taiwan Semiconductor 500mW, NPN Small Signal Transistor FEATURES KEY PARAMETERS Low power loss, high efficiency Ideal for automated placement High surge current capability Compliant to RoHS directive 2011/65/EU and in accordance to WEEE 2002/96/EC Halogen-free according to IEC 61249-2-21 APPLICATIONS Switching mode power supply (SMPS) Adapters Lighting application On-board DC/DC converter PARAMETER VALUE UNIT VCBO 30-80 V VCEO 30-65 V VEBO 6 V IC 100 mA hFE 220-800 Package TO-92 Configuration Single Dice MECHANICAL DATA Case: TO-92 Molding compound meets UL 94 V-0 flammability rating Moisture sensitivity level: level 1, per J-STD-020 Packing code with suffix "G" means green compound (halogen-free) Terminal: Matte tin plated leads, solderable per J-STD-002 Meet JESD 201 class 1A whisker test Weight: 8mg (approximately) ABSOLUTE MAXIMUM RATINGS (TA = 25C unless otherwise noted) PARAMETER SYMBOL Marking code on the device Power dissipation PD VALUE BC8xxA/B/C (Note 1) 500 UNIT mW Notes: 1. "xx" is device code from "46" to "50", "MARKING" should follow the "PART NO." 1 Version:C1703 BC546A/B/C - BC550A/B/C Taiwan Semiconductor ABSOLUTE MAXIMUM RATINGS (TA = 25C unless otherwise noted) PARAMETER SYMBOL Collector-base voltage, emitter open Collector-emitter voltage, base open Emitter-base voltage, collector open BC546 BC547,BC550 BC548,BC549 BC546 BC547,BC550 BC548,BC549 BC546 BC547,BC550 BC548,BC549 VCBO VCEO VEBO VALUE 80 50 30 65 45 30 6 6 6 UNIT V V V Collector current IC 100 mA Peak collector current ICM 200 mA Junction temperature TJ -65 to +150 C Storage temperature TSTG -65 to +150 C ELECTRICAL SPECIFICATIONS (TA = 25C unless otherwise noted) PARAMETER CONDITIONS SYMBOL MIN TYP MAX UNIT VCB = 30 V ICBO - - 15 nA VEB = 5 V IEBO - - 100 nA 80 - - 50 - - Collector cutoff current, emitter open Emitter cutoff current, collector open BC546 Collector-base voltage, IC = 100 A BC547,BC550 VCBO emitter open BC548,BC549 30 - - Collector- BC546 65 - - 45 - - emitter voltage, IC= 10 mA BC547,BC550 VCEO base open BC548,BC549 30 - - Emitter-base BC546 6 - - 6 - - 6 - - 110 - 220 200 - 450 420 - 800 voltage, IE = 100 A collector open BC547,BC550 VEBO BC548,BC549 Current gain group :A DC current VCE= 5 V, B gain IC = 2 mA C hFE 2 V V V Version:C1703 BC546A/B/C - BC550A/B/C Taiwan Semiconductor ORDERING INFORMATION PART NO. PACKING PACKING CODE CODE SUFFIX(*) BC5xxA/B/C A1 (Note 1) B1 PACKAGE PACKING 4K / Ammo G TO-92 5K / Bulk Notes: 1. "xx" is device code from "46" to "50" *: optional available EXAMPLE EXAMPLE P/N PART NO. PACKING CODE BC546A A1G BC546A A1 PACKING CODE SUFFIX G 3 DESCRIPTION Green compound Version:C1703 BC546A/B/C - BC550A/B/C Taiwan Semiconductor CHARACTERISTICS CURVES (TA = 25C unless otherwise noted) Fig. 1 Static Characteristic Fig. 2 Transfer Characteristic 100 100 IB = 350A 80 Ic(mA), Collector Current IC[mA], Collector Current IB = 400A IB = 300A IB = 250A 60 IB = 200A IB = 150A 40 IB = 100A 20 VCE=5V 10 1 IB = 50A 0 0 0 4 8 12 16 0.0 20 VCE(V), Collector Emitter Voltage 0.2 0.4 0.6 0.8 1.0 1.2 VBE(V), Base Emitter Voltage Fig. 3 DC Current Gain Fig. 4 Base Emitter Saturation Voltage Collector Emitter Saturation Voltage 10000 VBE(sat), VCE(sat), Saturation Voltage 1000 hFE, DC Current Gain VCE=5V 100 10 1 10 100 IC=10IB VBE(sat) 1000 100 VCE(sat) 10 1000 1 10 100 1000 Ic(mA), Collector Current Ic(mA), Collector Current 4 Version:C1703 BC546A/B/C - BC550A/B/C Taiwan Semiconductor PACKAGE OUTLINE DIMENSION TO-92 Bulk DIM. Unit(inch) Min Max Min Max A 4.40 5.10 0.173 0.201 B 4.30 4.70 0.169 0.185 C 12.50 14.50 0.492 - D 1.17 1.37 0.046 0.054 E 0.35 0.55 0.014 0.022 F 1.17 1.37 0.046 0.054 G 0.59 1.40 0.023 0.055 H 0.29 0.51 0.011 0.020 I 3.30 4.10 0.130 0.161 TO-92 Ammo DIM. 5 Unit(mm) Unit(mm) Unit(inch) Min Max Min Max A 4.30 4.70 0.169 0.185 B 4.30 4.70 0.169 0.185 C 12.50 - 0.492 - D 2.20 2.80 0.087 0.110 E 0.35 0.55 0.014 0.022 G 1.00 1.20 0.039 0.047 H 0.29 0.51 0.011 0.020 I 3.30 3.70 0.130 0.146 Version:C1703 BC546A/B/C - BC550A/B/C Taiwan Semiconductor Notice Specifications of the products displayed herein are subject to change without notice. TSC or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description only. No license, express or implied, to any intellectual property rights is granted by this document. Except as provided in TSC's terms and conditions of sale for such products, TSC assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of TSC products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify TSC for any damages resulting from such improper use or sale. 6 Version:C1703