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Nexperia USA Inc. BCP53-10HX
- Part No.:
- BCP53-10HX
- Manufacturer:
- Nexperia USA Inc.
- Category:
- Single Bipolar Transistors
- Package:
- TO-261-4, TO-261AA
- Datasheet:
-
BCP53-10HX.pdf
- Description:
- TRANS PNP 80V 1A SOT-223
- Quantity:
- Payment:
- Shipping:
Inventory:745
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Product details
Overview
BCP53-10HX from Nexperia is a PNP medium-power bipolar junction transistor in SOT223 (SC-73) package, rated for −80 V VCEO, −1 A continuous collector current, and 1.5 W power dissipation on 6 cm² copper pad. It delivers hFE = 63–160 at VCE = −2 V and IC = −150 mA, supports operation up to +175 °C junction temperature, and is AEC-Q101 qualified for automotive high-side switch and linear regulator applications.
For engineers reviewing the BCP53-10HX datasheet, BCP53-10HX pinout, BCP53-10HX application, or BCP53-10HX equivalent, this page provides verified electrical parameters, thermal derating behavior, pin-functional mapping, real-world use cases in power management, and validated alternative transistors with documented gain and voltage trade-offs.
Technical Context
This PNP transistor operates as a medium-power switching and linear amplification device with fixed-base biasing capability. Its −80 V VCEO and −100 V VCBO support robust blocking in 24 V and 48 V industrial systems, while its −2 A peak collector current enables short-duration load switching.
Thermal performance is defined across five PCB mounting configurations: Rth(j-a) ranges from 69 K/W (4-layer board, 1 cm² collector pad) to 207 K/W (standard single-sided FR4), enabling precise thermal design for ambient temperatures from −55 °C to +175 °C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VCEO | −80 V - Maximum safe collector-emitter voltage under open-base condition; enables use in 48 V rail switching without avalanche stress. |
| IC | −1 A - Continuous DC collector current rating; supports sustained 1 A load drive in linear regulators or MOSFET gate drivers. |
| hFE | 63–160 - DC current gain at VCE = −2 V, IC = −150 mA; ensures predictable base drive sizing for stable saturation in high-side switches. |
| VCE(sat) | −500 mV max at IC = −500 mA, IB = −50 mA - Low saturation voltage minimizes conduction loss in power path applications. |
| Ptot | 1.5 W - Total power dissipation on FR4 PCB with 6 cm² collector copper pad; defines maximum steady-state power handling in thermally optimized layouts. |
| fT | 100–140 MHz - Transition frequency at VCE = −5 V, IC = −50 mA; supports moderate-speed switching up to ~10 MHz with adequate gain margin. |
| Tj(max) | +175 °C - Maximum junction temperature; allows deployment in under-hood automotive environments and high-temperature industrial enclosures. |
Pinout & Package
SOT223 (SC-73) surface-mount plastic package with 4 leads: pins 1 (base), 2 (collector), 3 (emitter), and 4 (collector). The dual-collector configuration improves thermal conduction and current handling via parallel internal paths.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Base | Control terminal for forward-biased PNP operation; requires negative base current relative to emitter to turn on. |
| 2 | Collector | Main current sink terminal; electrically tied to pin 4 for enhanced thermal and current capacity. |
| 3 | Emitter | Reference terminal for biasing; connected to higher potential rail in high-side switch configurations. |
| 4 | Collector | Second collector connection-identical to pin 2-used to increase solder joint area and reduce thermal resistance to PCB. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive-grade reliability including temperature cycling, HTRB, and ESD testing-enables direct use in engine control and body electronics. |
| High-temperature operation | Junction-rated to +175 °C with guaranteed parametric stability-eliminates need for external thermal derating in hot ambient designs. |
| Dual-collector SOT223 footprint | Pins 2 and 4 both connect to collector, doubling thermal interface area and reducing Rth(j-sp) to 18 K/W-improves power handling over standard SOT23/SOT223-3 variants. |
| Three hFE selections | BCP53-10HX offers 63–160 hFE, distinct from BCP53-16HX (100–250) and BCP53H (63–250)-enables precise gain matching for production-critical analog feedback loops. |
Applications
| Linear Voltage Regulators | MOSFET Drivers |
|---|---|
Use Scenario: Pass transistor in adjustable positive LDOs delivering up to 1 A output current with low dropout at 24 V input. IC Role / Device Role / Timing Role: PNP pass element controlling output voltage via emitter-follower configuration with feedback to base. Use Value: −500 mV VCE(sat) at 500 mA reduces dropout voltage and improves efficiency over alternatives with >700 mV saturation. |
Use Scenario: Level-shifting driver stage for N-channel high-side MOSFETs in half-bridge motor controllers. IC Role / Device Role / Timing Role: Active pull-down switch that rapidly discharges MOSFET gate during turn-off transitions. Use Value: 140 MHz fT ensures <100 ns switching times at 500 mA gate current, minimizing shoot-through risk. |
| High-Side Switches | Power Management |
Use Scenario: Load switch for 12–48 V battery-fed subsystems requiring reverse-polarity protection and controlled inrush limiting. IC Role / Device Role / Timing Role: Main current-handling PNP switch placed between supply rail and load, controlled by base resistor network. Use Value: −80 V VCEO provides 2× safety margin over 48 V nominal systems, preventing breakdown during load dump transients. |
Use Scenario: Current-sense amplifier front-end or precision current mirror in multi-rail PMICs for industrial PLCs. IC Role / Device Role / Timing Role: Matched PNP pair element providing accurate current replication with minimal offset drift. Use Value: Tight hFE binning (63–160) and low ICBO (−100 nA) ensure <0.5% current ratio error across −40 to +125 °C. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar PNP medium-power transistor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| BCP53-16HX | Higher hFE range (100–250) at same VCEO/IC; otherwise identical pinout, thermal specs, and AEC-Q101 status. | Better suited for low-base-drive applications like low-power linear regulators where base current must be minimized. | Select when circuit requires guaranteed minimum hFE ≥100 at 150 mA; avoid if gain variability causes instability in feedback loops. |
| ZTX951 | TO-92 package, −60 V VCEO, −1 A IC, hFE = 100–800; no AEC-Q101 qualification; Rth(j-a) ≈ 250 K/W. | Limited to non-automotive, low-power, through-hole prototyping or cost-sensitive consumer products. | Use only for lab validation or non-automotive production; not suitable for high-temp or high-reliability deployments due to package and qualification gap. |
Compared with BCP53-10HX, BCP53-16HX offers higher guaranteed gain for reduced base drive but less headroom in gain-critical analog circuits; ZTX951 trades automotive qualification and thermal performance for lower cost and through-hole compatibility, limiting its use to non-industrial applications.
Availability
BCP53-10HX is available at Aetrix Electronics and suitable for automotive body control modules, industrial linear regulators, and high-side power switches requiring stable component supply across extended temperature and lifecycle requirements.
Supply support for BCP53-10HX 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 BCP53H series belongs to Nexperia's medium-power bipolar transistor product line, designed specifically for automotive and industrial power control applications demanding AEC-Q101 compliance, high-temperature operation, and robust thermal performance in compact SMT packages.
FAQ
Is BCP53-10HX pin-compatible with other SOT223 PNP transistors like MMBT5401?
No. BCP53-10HX uses a 4-pin SOT223 (pins 1–B, 2–C, 3–E, 4–C), whereas MMBT5401 is a 3-pin SOT23 device with different pinout, voltage rating (−150 V), and gain profile. Direct replacement is not possible without PCB redesign and bias recalculations.
What is the maximum allowable base current for continuous operation?
The absolute maximum DC base current is −0.2 A per datasheet Table 6. For reliable long-term operation, keep IB ≤ −50 mA when driving IC = −500 mA (10:1 ratio), ensuring VCE(sat) remains ≤ −500 mV and junction temperature stays within limits.
Does BCP53-10HX support pulsed operation beyond its DC ratings?
Yes. It supports −2 A peak collector current for single pulses ≤1 ms (Table 6), and safe operating area curves (Figure 2) confirm usable pulse operation up to −1 A at −40 V for 10 ms. Derating is required above 25 °C ambient per Figure 1 power derating curves.
How does the dual-collector configuration affect PCB layout?
Pins 2 and 4 are internally connected to the same collector node and must be soldered to a common copper pour. This increases thermal mass and current-carrying capacity-designers should allocate ≥1 cm² of 2 oz copper connected to both pins, using thermal vias to inner layers if using multilayer boards.
BCP53-10HX Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Series:
- -
- Package/Case:
- TO-261-4, TO-261AA
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Transistor Type:
- PNP
- 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:
- 63 @ 150mA, 2V
- Power - Max:
- 2.2 W
- Frequency - Transition:
- 100MHz
- Operating Temperature:
- 175°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-223
BCP53-10HX FAQ
1.How can I place an order for BCP53-10HX through Aetrix?
Please submit a Request for Quotation (RFQ) for BCP53-10HX 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 BCP53-10HX reliable?
The price and inventory of BCP53-10HX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BCP53-10HX is usually 5 days.
3.What payment methods are accepted for BCP53-10HX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BCP53-10HX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BCP53-10HX?
BCP53-10HX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BCP53-10HX 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 BCP53-10HX?
For technical support, including BCP53-10HX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BCP53-10HX requirements.
6.How does Aetrix verify that BCP53-10HX is sourced from the original manufacturer or authorized distributors?
All BCP53-10HX 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 BCP53-10HX meets industry standards.
7.What is the process for return or replacement of BCP53-10HX?
All BCP53-10HX units undergo pre-shipment inspection (PSI). If there is an issue with BCP53-10HX, 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 BCP53-10HX part is unused and in its original packaging.
Return procedure for BCP53-10HX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
BCP53-10HX Tags
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