Description
BSP52 NPN Darlington Transistor SOT-223
Product Overview
The BSP52 is an NPN Darlington transistor designed for high-gain switching and amplification applications. It features an integrated resistor and protection diode in a compact SOT-223 surface-mount package, making it suitable for industrial control, embedded electronics, relay driving, and medium-power switching circuits.
Key Features
- NPN Darlington transistor
- High current gain (hFE)
- Integrated resistor and protection diode
- High collector current capability
- Low collector-emitter saturation voltage
- Compact SOT-223 SMD package
- Suitable for switching and amplification
- RoHS compliant
Technical Specifications
| Specification |
Details |
| Part Number |
BSP52 |
| Transistor Type |
NPN Darlington |
| Package Type |
SOT-223 |
| Mounting Type |
Surface Mount (SMD) |
| Collector-Emitter Voltage (VCEO / VCES) |
80 V |
| Collector-Base Voltage (VCBO) |
90 V |
| Collector Current (IC) |
1 A |
| Peak Collector Current |
2 A |
| DC Current Gain (hFE) |
1000 – 2000 |
| Power Dissipation |
1.25 W |
| Transition Frequency (fT) |
200 MHz |
| Operating Temperature |
-55°C to +150°C |
| Polarity |
NPN |
| Integrated Components |
Resistor and protection diode |
Applications
- Relay drivers
- Solenoid control
- Motor drivers
- LED and lamp drivers
- Industrial switching circuits
- Embedded systems
- General-purpose amplification
- Automation equipment
Package Information
| Parameter |
Value |
| Package |
SOT-223 |
| Pin Count |
4 Pins |
| Dimensions |
Approx. 6.5 × 3.5 × 1.65 mm |
| Package Style |
SC-73 / SOT-223 |
Advantages
- Very high current amplification
- Reduces external component count
- Good thermal dissipation through SOT-223 tab
- Ideal for compact PCB designs
- Reliable industrial-grade performance
Package Includes
- 1 × BSP52 NPN Darlington Transistor (SOT-223)
Datasheet & Reference
Nexperia BSP52 Product Page
BSP52 Datasheet PDF
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