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Home > Products > Discrete Semiconductor Products > Transistors > Bipolar (BJT) > Single Bipolar Transistors

Nexperia USA Inc. BCP56-16TF

Name: BCP56-16TF
Brand: Nexperia USA Inc.
SKU: BCP56-16TF
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: BCP56-16TF

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: TO-261-4, TO-261AA

Datasheet:: BCP56-16TF.pdf

Description:: TRANS NPN 80V 1A SOT-223

Quantity:: RFQ Add To RFQ list

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Inventory:1,009

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Product details

Overview

BCP56-16TF from Nexperia is an NPN medium power transistor in SOT223 (SC-73) package, rated for 80 V V_CEO, 1 A continuous collector current, and 250 h_FE at I_C = 150 mA / V_CE = 2 V. It serves as a high-side switch or MOSFET driver in linear voltage regulators and industrial power management circuits.

For engineers reviewing the BCP56-16TF datasheet, BCP56-16TF pinout, BCP56-16TF application, or BCP56-16TF equivalent, key selection criteria include its 100–250 DC current gain range, 500 mV V_CE(sat) at I_C = 500 mA / I_B = 50 mA, thermal resistance down to 70 K/W on 4-layer PCB, and SOT223 thermal pad layout compatibility.

Technical Context

This device operates as a silicon NPN bipolar junction transistor with open-base collector-emitter breakdown of 80 V and emitter-base breakdown of 5 V. Its pulsed peak collector current reaches 2 A (t_p ≤ 1 ms), supporting transient load switching in power control stages.

The BCP56-16TF exhibits frequency-dependent gain behavior: f_T = 155 MHz (typ.) at V_CE = 5 V / I_C = 50 mA / f = 100 MHz, and collector capacitance C_c = 4.5 pF (typ.) at V_CB = 10 V / f = 1 MHz - enabling stable operation up to mid-frequency switching applications.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	80 V - Maximum safe collector-emitter voltage with base open; defines upper rail limit in high-side switch designs.
I_C (continuous)	1 A - Continuous DC collector current rating; supports sustained 12 V/1 A regulator or driver loads.
h_FE	100–250 - DC current gain at V_CE = 2 V / I_C = 150 mA; enables precise base drive sizing for predictable saturation.
V_CE(sat)	≤500 mV - Collector-emitter saturation voltage at I_C = 500 mA / I_B = 50 mA; ensures <0.25 W conduction loss at full rated current.
P_tot (4-layer PCB)	1.8 W - Total power dissipation on 4-layer FR4 with 1 cm² collector pad; allows >1 W continuous output without forced cooling.
f_T	155 MHz - Transition frequency at V_CE = 5 V / I_C = 50 mA; supports stable amplification or switching up to ~50 MHz.
R_th(j-a)	70 K/W - Junction-to-ambient thermal resistance on optimized 4-layer PCB; enables ΔT_j-a ≈ 126 °C at 1.8 W dissipation.

Pinout & Package

SOT223 (SC-73) surface-mount plastic package with integrated heatsink tab (pin 4 = collector); 4-terminal configuration optimized for thermal performance on standard FR4 PCBs.

Pin/Terminal	Circuit Role	Design Meaning
1	Base	Control input node; requires current-limited drive (I_B ≤ 0.2 A) to avoid overdrive or thermal runaway.
2	Collector	Main power output node; electrically and thermally connected to exposed metal tab (pin 4) for PCB heat spreading.
3	Emiter	Reference/return path; common connection point for load return and bias network ground reference.
4	Collector	Second collector terminal - directly bonded to internal die collector metallization and PCB thermal pad for low R_th.

Key Features

Feature	Design Value
High h_FE binning	100–250 range ensures consistent base drive requirements across production lots for stable current mirror or amplifier biasing.
Optimized thermal pad	Pin 4 collector tie enables direct thermal coupling to PCB copper area, reducing R_th(j-a) by up to 61% vs. standard SOT223 mounting.
Low V_CE(sat)	≤500 mV at I_C/I_B = 10 guarantees minimal conduction loss in linear regulator pass elements or gate drivers.
Robust SOA	Safe operating area supports 1 A DC at 40 V or 2 A pulse at 20 V (t_p ≤ 1 ms), enabling reliable surge handling in power management.

Applications

Linear Voltage Regulators

MOSFET Drivers

Use Scenario: Pass transistor in adjustable 3–24 V linear regulators delivering up to 1 A output current.

IC Role / Device Role / Timing Role: NPN series pass element controlling output voltage via base bias from error amplifier.

Use Value: Low V_CE(sat) minimizes dropout voltage; high h_FE reduces base drive burden on control IC.

Use Scenario: Level-shifting driver stage for N-channel MOSFET gates in half-bridge motor controllers.

IC Role / Device Role / Timing Role: High-current NPN switch sourcing gate charge during turn-on phase.

Use Value: 2 A peak current capability enables fast gate charging; SOT223 thermal pad sustains repetitive 100 kHz switching.

High-Side Switches

Power Management

Use Scenario: 12–48 V load switch controlling solenoids, relays, or LED arrays in industrial PLC outputs.

IC Role / Device Role / Timing Role: Medium-power NPN high-side switch with emitter-follower configuration.

Use Value: 80 V V_CEO withstands inductive kickback; 1.8 W P_tot supports continuous 500 mA loads at 40 °C ambient.

Use Scenario: Current-sense amplifier front-end or auxiliary supply enable switch in multi-rail embedded power systems.

IC Role / Device Role / Timing Role: Discrete gain stage or load control transistor in PMIC companion circuitry.

Use Value: Tight h_FE binning ensures repeatable current mirroring; SC-73 footprint aligns with automated assembly standards.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN medium power transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
BCP56-10TF	h_FE = 63–160 (lower gain band); identical V_CEO, I_C, package, and thermal specs.	Suitable where lower base drive sensitivity is acceptable, e.g., fixed-gain amplifier stages with ample margin.	Select when design tolerates wider h_FE variation and prioritizes cost over gain consistency.
ZTX653	TO-92 package; V_CEO = 60 V; h_FE = 100–300; P_tot = 1 W (free air); no thermal pad.	Limited to low-power, non-thermal-critical roles due to inferior thermal performance and lower voltage rating.	Only consider for prototyping or space-constrained through-hole boards where SOT223 reflow is unavailable.

Compared with BCP56-10TF and ZTX653, the BCP56-16TF delivers superior gain consistency for precision current control, best-in-class thermal performance via SOT223 thermal pad, and highest voltage margin - making it optimal for production-grade industrial power switches and regulators.

Availability

BCP56-16TF is available at Aetrix Electronics and suitable for linear voltage regulators, MOSFET drivers, and high-side switches requiring stable component supply across automotive-adjacent industrial, building automation, and embedded power systems.

Supply support for BCP56-16TF includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Nexperia is a global semiconductor expert focused on high-volume, high-reliability discrete and logic devices, headquartered in Nijmegen, Netherlands.

The BCP56T series belongs to Nexperia's medium power bipolar transistor product line, engineered specifically for robust, thermally efficient switching and amplification in industrial power management and interface circuits.

FAQ

What is the maximum allowable base current for continuous operation?

The absolute maximum DC base current is 0.2 A per datasheet limiting values (Table 6). For reliable long-term operation, keep I_B ≤ 100 mA under continuous conditions to prevent bond wire overheating and h_FE degradation, especially when ambient exceeds 70 °C.

Can BCP56-16TF be used in avalanche mode?

No - the device is not rated or characterized for controlled avalanche operation. Its V_CEO = 80 V and V_CBO = 100 V are absolute maximum ratings only; operation beyond V_CEO risks irreversible junction failure. Use external clamping diodes for inductive load protection.

How does thermal performance change with PCB copper layer count?

R_th(j-a) improves from 209 K/W (single-layer) to 70 K/W (4-layer) when using the recommended 1 cm² collector pad. This 67% reduction enables 2.6× higher continuous power dissipation before reaching T_j = 150 °C, directly impacting reliability in enclosed enclosures.

Is the SOT223 footprint compatible with standard reflow profiles?

Yes - Nexperia specifies JEDEC J-STD-020-compliant reflow profiles for SOT223. The recommended footprint (Fig. 19) uses 4× 1.2 mm solder lands for pins 1–3 and a 1.3 mm × 4.6 mm thermal pad for pin 4, ensuring void-free solder joints and mechanical stability under thermal cycling.

BCP56-16TF Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: BCP56T

Package/Case:: TO-261-4, TO-261AA

Packaging:: Tape & Reel (TR)

Product Status:: Active

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 1 A

Voltage - Collector Emitter Breakdown (Max):: 80 V

Vce Saturation (Max) @ Ib, Ic:: 500mV @ 50mA, 500mA

Current - Collector Cutoff (Max):: 100nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 100 @ 150mA, 2V

Power - Max:: 600 mW

Frequency - Transition:: 100MHz

Operating Temperature:: 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-223

BCP56-16TF FAQ

1.How can I place an order for BCP56-16TF through Aetrix?

Please submit a Request for Quotation (RFQ) for BCP56-16TF on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for BCP56-16TF reliable?

The price and inventory of BCP56-16TF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BCP56-16TF is usually 5 days.

3.What payment methods are accepted for BCP56-16TF?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BCP56-16TF transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for BCP56-16TF?

BCP56-16TF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your BCP56-16TF order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for BCP56-16TF?

For technical support, including BCP56-16TF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BCP56-16TF requirements.

6.How does Aetrix verify that BCP56-16TF is sourced from the original manufacturer or authorized distributors?

All BCP56-16TF products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that BCP56-16TF meets industry standards.

7.What is the process for return or replacement of BCP56-16TF?

All BCP56-16TF units undergo pre-shipment inspection (PSI). If there is an issue with BCP56-16TF, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The BCP56-16TF part is unused and in its original packaging.

Return procedure for BCP56-16TF:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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