Model No: BC56PASTX

Nexperia USA Inc. BC56PASTX

Manufacturer: Nexperia USA Inc.
SEMICON NO.: BC56PASTX
Package: DFN2020D-3 (SOT1061D)
Stock: In stock
Description: Transistor NPN 80V 1A 100MHz 500mW
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 Mfr       Nexperia USA Inc. 
 Device Type   NPN Medium Power Bipolar Transistor
 Collector-Emitter Voltage     80 V
 Collector-Base Voltage     100 V
 Emitter-Base Voltage      5 V 
 Continuous Collector Current    1 A
 Power Dissipation     500 mW, 420 mW, 1 W 
 DC Current Gain      63 (Min)
 Collector-Emitter Saturation Voltage    500 mV (Max)
 Transition Frequency        100 MHz (Min)
 Collector Cut-off Current     100 nA (Max)
 Operating Temperature    150 °C (Max)
 Package DFN2020D-3 (SOT1061D)
 Mounting Type Surface Mount
 Compliance    
 RoHS Compliant
 
The BC56PASTX is an 80V, 1A NPN medium-power bipolar transistor from Nexperia, packaged in compact DFN2020D-3 (SOT1061D) leadless SMD housing with side-wettable flanks, AEC-Q101 automotive qualified, equipped with exposed pad for heat dissipation and wide current gain range, optimized for dense PCB power control and signal amplification circuits.
Key highlights of BC56PASTX include: NPN polarity with 80V VCEO rating and 1A continuous collector current; exposed thermal pad for improved heat transfer and stable power dissipation; side-wettable flank design supporting AOI solder inspection; AEC-Q101 automotive grade with junction temperature up to 150°C; low saturation voltage and good hFE consistency; tiny 2x2mm footprint to save PCB layout space, RoHS and halogen-free compliant.
This SMD BJT transistor is widely used for MOSFET gate drivers, high-side switching circuits, linear voltage regulators, battery-powered equipment, small signal amplifiers, industrial sensor modules, automotive auxiliary control boards and portable power management units requiring reliable medium-current switching and amplification.
Alternative NPN transistor models
● BC53PASTX is the complementary PNP DFN2020D-3 transistor paired with BC56PASTX for push-pull drive circuits.
● BCX56-16 is an 80V 1A NPN transistor in SOT89 package for designs needing easier manual soldering and larger heat pad.
● BCP56-16 is a SOT223 packaged NPN transistor with higher power rating for heavy-load switching applications.
Purchasing notes: Confirm original Nexperia tape-and-reel packing and AEC-Q101 grade; verify DFN2020D-3 package marking; check reel quantity and date code; distinguish BC56PASTX from non-automotive variants to avoid performance mismatch in automotive BOM.