Overview
The BDX53B-S is a plastic medium-power complementary silicon transistor produced by Bourns Inc. Although the BDX53B-S is currently obsolete and no longer manufactured, it was designed for general-purpose amplifier and low-speed switching applications. This transistor is part of the BDX53 and BDX54 series, which include both NPN (BDX53B, BDX53C) and PNP (BDX54B, BDX54C) types.
Key Specifications
| Characteristic | Symbol | Min | Max | Unit |
|---|---|---|---|---|
| Collector-Emitter Sustaining Voltage | VCEO(sus) | 80 | - | Vdc (BDX53B) |
| Collector-Emitter Sustaining Voltage | VCEO(sus) | 100 | - | Vdc (BDX53C) |
| Collector-Emitter Saturation Voltage | VCE(sat) | - | 2.0 | Vdc @ IC = 3.0 Adc |
| Collector-Emitter Saturation Voltage | VCE(sat) | - | 4.0 | Vdc @ IC = 5.0 Adc |
| DC Current Gain | hFE | 750 | - | @ IC = 3.0 Adc, VCE = 3.0 Vdc |
| Collector Current - Continuous | IC | - | 8.0 | Adc |
| Collector Current - Peak | IC | - | 12 | Adc |
| Base-Emitter Voltage | VEB | - | 5.0 | Vdc |
| Output Capacitance | Cob | - | 300 | pF @ VCB = 10 Vdc, IE = 0, f = 0.1 MHz |
Key Features
- High DC Current Gain: hFE = 2500 (Typ) @ IC = 4.0 Adc
- Low Collector-Emitter Saturation Voltage: VCE(sat) = 2.0 Vdc (Max) @ IC = 3.0 Adc and VCE(sat) = 4.0 Vdc (Max) @ IC = 5.0 Adc
- Monolithic Construction with Built-In Base-Emitter Shunt Resistors
- Pb-Free Packages are Available
Applications
The BDX53B-S transistor is designed for general-purpose amplifier and low-speed switching applications. It is suitable for use in a variety of electronic circuits where medium power handling and high current gain are required.
Q & A
- What is the BDX53B-S transistor used for?
The BDX53B-S transistor is used for general-purpose amplifier and low-speed switching applications.
- What is the typical DC current gain of the BDX53B-S transistor?
The typical DC current gain (hFE) is 2500 at IC = 4.0 Adc.
- What is the maximum collector-emitter saturation voltage for the BDX53B-S transistor?
The maximum collector-emitter saturation voltage (VCE(sat)) is 2.0 Vdc at IC = 3.0 Adc and 4.0 Vdc at IC = 5.0 Adc.
- What is the continuous collector current rating for the BDX53B-S transistor?
The continuous collector current rating is 8.0 Adc.
- Is the BDX53B-S transistor still in production?
No, the BDX53B-S transistor is obsolete and no longer manufactured.
- What are the available substitutes for the BDX53B-S transistor?
Available substitutes can be found through the manufacturer's website or authorized distributors like Digi-Key.
- What is the maximum base-emitter voltage for the BDX53B-S transistor?
The maximum base-emitter voltage (VEB) is 5.0 Vdc.
- What is the output capacitance of the BDX53B-S transistor?
The output capacitance (Cob) is 300 pF at VCB = 10 Vdc, IE = 0, f = 0.1 MHz.
- Does the BDX53B-S transistor have Pb-free packages available?
- What is the collector-emitter sustaining voltage for the BDX53B-S transistor?
The collector-emitter sustaining voltage (VCEO(sus)) is 80 Vdc for BDX53B and 100 Vdc for BDX53C.
