NJM317F
Product Overview
Category
The NJM317F belongs to the category of voltage regulators.
Use
It is used to regulate and stabilize the output voltage in electronic circuits.
Characteristics
- Input Voltage Range: 4.2V to 40V
- Output Voltage Range: 1.2V to 37V
- Maximum Output Current: 1.5A
- Low Dropout Voltage: 1.2V at 1A
- Thermal Shutdown Protection
Package
The NJM317F comes in a TO-220 package.
Essence
The essence of NJM317F lies in its ability to provide stable and regulated output voltage for various electronic applications.
Packaging/Quantity
The NJM317F is typically available in reels with quantities varying based on manufacturer specifications.
Specifications
- Input Voltage Range: 4.2V to 40V
- Output Voltage Range: 1.2V to 37V
- Output Current: Up to 1.5A
- Dropout Voltage: 1.2V at 1A
- Operating Temperature Range: -40°C to 125°C
- Thermal Resistance: 50°C/W
Detailed Pin Configuration
The NJM317F has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)
Functional Features
- Adjustable Output Voltage
- Short Circuit Protection
- Thermal Shutdown Protection
- Internal Current Limiting
Advantages
- Wide Input Voltage Range
- Low Dropout Voltage
- Thermal Shutdown Protection
- Easy to Use and Implement
Disadvantages
- Heat Dissipation Required for High Current Applications
- Higher Quiescent Current Compared to Some Alternatives
Working Principles
The NJM317F operates based on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the pass transistor to maintain a stable output voltage.
Detailed Application Field Plans
The NJM317F finds applications in various fields including: - Power Supplies - Battery Chargers - Audio Amplifiers - Instrumentation - Automotive Electronics
Detailed and Complete Alternative Models
Some alternative models to NJM317F include: - LM317 - LM1117 - LT1086 - ADJ78xx series
In conclusion, the NJM317F is a versatile voltage regulator with a wide range of applications and several advantages, making it a popular choice for electronic circuit design.
Word Count: 342
기술 솔루션에 NJM317F 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
What is the NJM317F?
- The NJM317F is a voltage regulator integrated circuit that can provide a stable output voltage.
What is the input voltage range for NJM317F?
- The input voltage range for NJM317F is typically 3V to 40V.
What is the output voltage range of NJM317F?
- The output voltage range of NJM317F is typically 1.25V to 37V.
How does NJM317F regulate voltage?
- NJM317F uses internal feedback to maintain a constant output voltage, regardless of changes in input voltage or load current.
What are the typical applications of NJM317F?
- NJM317F is commonly used in power supplies, battery chargers, and other electronic devices requiring a stable voltage source.
What is the maximum current NJM317F can handle?
- The maximum current NJM317F can handle is typically around 1.5A.
How do I calculate the output voltage for NJM317F?
- The output voltage can be calculated using the formula: Vout = Vref (1 + R2/R1) + Iadj * R2, where Vref is the reference voltage (typically 1.25V), R1 and R2 are resistor values, and Iadj is the adjustment pin current (typically 50μA).
What are the key features of NJM317F?
- Some key features of NJM317F include thermal shutdown, short-circuit protection, and adjustable output voltage.
Can NJM317F be used in parallel to increase current capacity?
- Yes, NJM317F can be used in parallel with proper current sharing resistors to increase the overall current capacity.
What are some common issues when using NJM317F?
- Common issues may include thermal management, input/output capacitor selection, and stability concerns when using large output capacitors.