UC39432BDTR
Product Overview
Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: Low dropout, high accuracy
Package: DFN-8
Essence: Regulating voltage with minimal dropout
Packaging/Quantity: Tape & Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.5V to 6V
- Output Voltage: 1.2V to 5.5V
- Dropout Voltage: 200mV at 150mA
- Output Current: 300mA
- Quiescent Current: 75µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- VIN (Input Voltage)
- GND (Ground)
- EN (Enable)
- BYP (Bypass)
- NC (No Connection)
- NC (No Connection)
- VOUT (Output Voltage)
- VOUT (Output Voltage)
Functional Features
- Low dropout voltage
- High output accuracy
- Thermal shutdown protection
- Short-circuit current limit
- Low quiescent current
Advantages and Disadvantages
Advantages: - Wide input voltage range - Low dropout voltage - Minimal quiescent current
Disadvantages: - Limited output current compared to some competitors - Sensitive to external noise
Working Principles
The UC39432BDTR is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage is close to the output voltage. It achieves this by using a PNP pass transistor to minimize the dropout voltage.
Detailed Application Field Plans
The UC39432BDTR is suitable for various battery-powered applications, such as portable devices, IoT sensors, and handheld instruments. Its low dropout voltage and low quiescent current make it ideal for extending battery life in these applications.
Detailed and Complete Alternative Models
- LM1117
- MCP1703
- TPS799
- XC6206
This completes the entry for UC39432BDTR, covering its product details, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av UC39432BDTR i tekniska lösningar
What is UC39432BDTR?
- UC39432BDTR is a high-speed, low-power MOSFET driver designed to drive N-channel enhancement mode power MOSFETs in applications such as synchronous rectification, isolated and non-isolated DC-DC converters, and motor control.
What is the input voltage range for UC39432BDTR?
- The input voltage range for UC39432BDTR is typically between 4.5V and 18V.
What is the maximum output current capability of UC39432BDTR?
- UC39432BDTR has a maximum peak output current capability of 4A.
What are the key features of UC39432BDTR?
- Some key features of UC39432BDTR include low propagation delay, matched rise and fall times, wide input voltage range, and under-voltage lockout protection.
What is the operating temperature range for UC39432BDTR?
- UC39432BDTR is designed to operate within a temperature range of -40°C to 125°C.
Can UC39432BDTR be used in motor control applications?
- Yes, UC39432BDTR is suitable for motor control applications due to its high-speed and low-power characteristics.
Does UC39432BDTR have built-in protection features?
- Yes, UC39432BDTR includes under-voltage lockout protection to ensure safe operation.
What is the typical application circuit for UC39432BDTR?
- A typical application circuit for UC39432BDTR includes connecting the input to the control signal, and the output to the gate of the power MOSFET.
Is UC39432BDTR suitable for use in isolated DC-DC converters?
- Yes, UC39432BDTR is suitable for use in both isolated and non-isolated DC-DC converters.
What are the recommended layout considerations for UC39432BDTR?
- It is recommended to minimize the trace lengths between UC39432BDTR and the power MOSFET, and to provide adequate decoupling capacitors near the device to ensure stable operation.