Overview
The NCP432BVSNT1G is a programmable precision shunt regulator diode produced by onsemi. This device is part of the NCP431/NCP432 series, which are three-terminal integrated circuits designed to operate as low temperature coefficient zener diodes. The NCP432BVSNT1G is particularly useful for applications requiring a stable and adjustable voltage reference. It features a 2.5V reference voltage with a tolerance of ±0.5% and can be programmed to output voltages up to 36V using external resistors. This component is packaged in a SOT-23-3 (SC-59, TO-236) surface mount package, making it suitable for a variety of electronic designs.
Key Specifications
| Type | Shunt |
|---|---|
| Reference Voltage | 2.5V |
| Tolerance (%) | ±0.5% |
| Rated Current | 40µA to 100mA |
| Rated Voltage | 36V |
| Rated Power | 1.5W |
| Temp Coefficient (ppm/°C) | 50ppm/°C |
| Operating Temp Range | -40°C to +125°C |
| Storage Temperature Range | -65°C to +150°C |
| Package Style | SOT-23 (SC-59, TO-236) |
| Mounting Method | Surface Mount |
Key Features
- Programmable Output Voltage: Can be programmed from 2.5V to 36V using two external resistors.
- Low Minimum Operating Current: 40µA typical at 25°C, making it ideal for low-no-load consumption applications.
- Low Dynamic Output Impedance: 0.22Ω typical, ensuring stable voltage output.
- Sink Current Capability: Can handle currents from 40µA to 100mA.
- Temperature Compensated: Operates over a full rated operating temperature range with a temperature coefficient of 50ppm/°C.
- Pb-Free Package: Compliant with environmental regulations.
Applications
- Voltage Adapters: Suitable for use in voltage adapters due to its programmable output voltage and low minimum operating current.
- Switching Power Supplies: Ideal for precision voltage reference in switching power supply circuits.
- Precision Voltage Reference: Used in applications requiring a stable and precise voltage reference, such as digital voltmeters and op-amp circuitry.
- Chargers and Instrumentation: Applicable in charger circuits and various instrumentation due to its stability and programmability).
Q & A
- What is the reference voltage of the NCP432BVSNT1G?
The reference voltage is 2.5V with a tolerance of ±0.5%.
- What is the operating current range of the NCP432BVSNT1G?
The device operates over a current range of 40µA to 100mA.
- How can the output voltage of the NCP432BVSNT1G be adjusted?
The output voltage can be programmed from 2.5V to 36V using two external resistors.
- What is the temperature coefficient of the NCP432BVSNT1G?
The temperature coefficient is 50ppm/°C.
- What is the operating temperature range of the NCP432BVSNT1G?
The device operates from -40°C to +125°C.
- What is the package style of the NCP432BVSNT1G?
The device is packaged in a SOT-23-3 (SC-59, TO-236) surface mount package.
- Is the NCP432BVSNT1G Pb-free?
- What are some typical applications of the NCP432BVSNT1G?
Typical applications include voltage adapters, switching power supplies, precision voltage references, chargers, and instrumentation.
- What is the dynamic output impedance of the NCP432BVSNT1G?
The dynamic output impedance is 0.22Ω typical.
- Can the NCP432BVSNT1G be used as a positive or negative voltage reference?
