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

Nexperia USA Inc. BCX52-10TF

Name: BCX52-10TF
Brand: Nexperia USA Inc.
SKU: BCX52-10TF
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: BCX52-10TF

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: TO-243AA

Datasheet:: BCX52-10TF.pdf

Description:: TRANS PNP 60V 1A SOT-89

Quantity:: RFQ Add To RFQ list

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Inventory:8,730

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Product details

Overview

BCX52-10TF from Nexperia is a PNP bipolar power transistor in SOT89 (SC-62) package, rated for −60 V V_CEO, −1 A continuous collector current, and 1100 mW power dissipation with 6 cm² copper pad. It delivers h_FE = 63–160 at V_CE = −2 V and I_C = −150 mA, and is AEC-Q101 qualified for automotive-grade reliability. It serves as a high-side switch or MOSFET driver in linear voltage regulators and power management circuits.

For engineers reviewing the BCX52-10TF datasheet, BCX52-10TF pinout, BCX52-10TF application, or BCX52-10TF equivalent, this page provides verified electrical parameters, thermal derating behavior, junction-to-ambient resistance under three PCB mounting conditions, and validated alternatives for high-current PNP switching roles in industrial and automotive systems.

Technical Context

This device operates as a medium-power PNP bipolar junction transistor with fixed emitter-base and collector-base breakdown limits (V_EBO = −5 V, V_CBO = −60 V) and guaranteed saturation performance: V_CE(sat) ≤ −500 mV at I_C = −500 mA / I_B = −50 mA. Its f_T = 140 MHz enables stable operation beyond audio frequencies while maintaining robust DC gain control.

Thermal design is defined by three R_th(j-a) values (250 K/W, 157 K/W, 114 K/W) corresponding to standard footprint, 1 cm², and 6 cm² collector copper pads - directly linking layout decisions to safe operating area. The −55 °C to +150 °C T_j range supports extended ambient operation in engine bay or industrial enclosures.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	−60 V: Maximum safe collector-emitter reverse bias before avalanche conduction; defines high-side switch voltage headroom.
I_C	−1 A continuous: Sustained load current capability without thermal runaway on 6 cm² copper pad at T_amb ≤ 25 °C.
h_FE	63–160 @ V_CE = −2 V, I_C = −150 mA: Predictable base drive requirement for linear regulation or switching transitions.
V_CE(sat)	≤ −500 mV @ I_C = −500 mA, I_B = −50 mA: Low conduction loss enabling <1 W dissipation in saturated high-side configurations.
f_T	140 MHz: Supports fast switching in PWM-driven loads up to ~10 MHz with adequate gain margin.
R_th(j-a)	114 K/W (6 cm² pad): Enables 960 mW max continuous power at ΔT = 110 K (T_j = 150 °C, T_amb = 40 °C).

Pinout & Package

SOT89 (SC-62) plastic surface-mount package: 4.5 mm × 2.5 mm × 1.5 mm body, 1.5 mm lead pitch, single-sided FR4 PCB mount with exposed collector tab for thermal conduction.

Pin/Terminal	Circuit Role	Design Meaning
1	Emitter	Current sink node; connected to system ground or low-side return path in high-side switch topology.
2	Collector	Main power output terminal; electrically and thermally tied to PCB copper pour for heat dissipation.
3	Base	Control input requiring current-limited drive (I_B ≤ −200 mA DC); polarity-sensitive for PNP turn-on.

Key Features

Feature	Design Value
AEC-Q101 qualification	Validated for automotive applications including under-hood temperature cycling and humidity exposure per JESD22-A101/A110.
Three h_FE bins	BCX52-10T (63–160) enables predictable base resistor selection across production lots without recalibration.
High P_tot rating	1100 mW with 6 cm² copper pad allows direct replacement of TO-92 devices in space-constrained power stages.
Low V_CE(sat)	≤ −500 mV ensures <0.5 W conduction loss at 500 mA, reducing thermal stress in battery-powered regulators.

Applications

Linear Voltage Regulators

MOSFET Drivers

Use Scenario: Pass element in adjustable positive LDOs delivering up to 1 A at 5–24 V output.

IC Role / Device Role / Timing Role: PNP series pass transistor controlling output voltage via base-emitter feedback loop.

Use Value: Stable regulation with <500 mV dropout at full load due to low V_CE(sat) and high h_FE consistency.

Use Scenario: Level-shifting gate driver for N-channel high-side MOSFETs in half-bridge motor controllers.

IC Role / Device Role / Timing Role: Active pull-down stage sinking gate charge during turn-off transitions.

Use Value: Fast discharge of 10 nF gate capacitance in <100 ns using I_C = −1 A peak capability.

High-Side Switches

Power Management

Use Scenario: Load switch enabling/disabling 12 V automotive subsystems (e.g., infotainment, lighting).

IC Role / Device Role / Timing Role: Main current-handling switch controlled by microcontroller GPIO through base resistor.

Use Value: Reliable 1 A switching with <10 μs turn-on/off times and no shoot-through risk in PNP topology.

Use Scenario: Current-sense amplifier front-end or bias generator in multi-rail PMICs for industrial PLCs.

IC Role / Device Role / Timing Role: Precision current mirror reference or active biasing element for op-amp rails.

Use Value: Matched h_FE binning ensures <±5% current ratio stability across temperature (−55 °C to +125 °C).

Equivalent & Alternatives

The following parts are listed as comparable options for similar PNP power switching applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
BCX52-16TF	h_FE = 100–250 (higher gain bin), same V_CEO/I_C/package	Better suited for low-base-drive designs where I_B < −10 mA is required at I_C = −500 mA	Select when optimizing for minimal MCU GPIO loading or reducing base resistor count in dense layouts.
ZTX753	TO-92 package, V_CEO = −60 V, I_C = −1 A, h_FE = 100–800, R_th(j-a) = 200 K/W (standard PCB)	Lower thermal performance; requires larger board area or heatsinking for equivalent power handling	Choose only if legacy TO-92 footprint compatibility is mandatory and power dissipation remains <400 mW.

Compared with BCX52-10TF, BCX52-16TF offers higher DC gain for reduced base drive, while ZTX753 trades SMT manufacturability and thermal efficiency for through-hole assembly flexibility - neither matches the 1100 mW capability on optimized SOT89 layout.

Availability

BCX52-10TF is available at Aetrix Electronics and suitable for linear voltage regulators, MOSFET drivers, and high-side switches requiring stable component supply in automotive, industrial control, and power management designs.

Supply support for BCX52-10TF 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, with leadership in automotive-qualified components and advanced packaging.

The BCX52T series targets cost-sensitive, thermally demanding power switching applications where AEC-Q101 compliance, SOT89 thermal performance, and tight h_FE binning are critical for production yield and long-term field reliability.

FAQ

What is the maximum allowable base current for continuous operation?

The absolute maximum DC base current is −200 mA per datasheet Table 6. For reliable long-term operation, limit I_B to ≤ −100 mA with appropriate base resistor sizing to ensure I_C/I_B ≤ 10 under worst-case h_FE (63), preventing secondary breakdown and thermal runaway.

Can BCX52-10TF replace BCX52-16TF in existing designs?

Yes, with verification of base drive sufficiency: BCX52-10TF's lower h_FE (63–160 vs. 100–250) may require reducing base resistor value by up to 40% to maintain equivalent I_C at saturation. Thermal performance and pinout are identical.

Is the SOT89 package lead-free and RoHS compliant?

Yes - BCX52-10TF is manufactured with lead-free terminations and complies with EU RoHS Directive 2011/65/EU and REACH Regulation (EC) No. 1907/2006, as confirmed in Nexperia's official product change notices and material declarations.

How does power derating work above 25 °C ambient?

Derating follows Figure 1: from 1100 mW at 25 °C, power drops linearly to zero at 175 °C ambient when mounted on 6 cm² copper. At 75 °C ambient, max P_tot = 800 mW; at 125 °C, it is 400 mW - requiring thermal simulation or IR measurement to validate junction temperature.

BCX52-10TF Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: -

Package/Case:: TO-243AA

Packaging:: Tape & Reel (TR)

Product Status:: Active

Transistor Type:: PNP

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

Voltage - Collector Emitter Breakdown (Max):: 60 V

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

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

DC Current Gain (hFE) (Min) @ Ic, Vce:: 63 @ 150mA, 2V

Power - Max:: 500 mW

Frequency - Transition:: -

Operating Temperature:: 150°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-89

BCX52-10TF FAQ

1.How can I place an order for BCX52-10TF through Aetrix?

Please submit a Request for Quotation (RFQ) for BCX52-10TF 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 BCX52-10TF reliable?

The price and inventory of BCX52-10TF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BCX52-10TF is usually 5 days.

3.What payment methods are accepted for BCX52-10TF?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BCX52-10TF transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for BCX52-10TF?

BCX52-10TF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your BCX52-10TF 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 BCX52-10TF?

For technical support, including BCX52-10TF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BCX52-10TF requirements.

6.How does Aetrix verify that BCX52-10TF is sourced from the original manufacturer or authorized distributors?

All BCX52-10TF 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 BCX52-10TF meets industry standards.

7.What is the process for return or replacement of BCX52-10TF?

All BCX52-10TF units undergo pre-shipment inspection (PSI). If there is an issue with BCX52-10TF, 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 BCX52-10TF part is unused and in its original packaging.

Return procedure for BCX52-10TF:

1.Submit a request within 90 days.

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

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