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ADM7170ACPZ-3.3-R7
+Lista de MateriaisIC REG LINEAR 3.3V 500MA 8LFCSP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #ADM7170ACPZ-3.3-R7
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Ficha Técnica ADM7170ACPZ-3.3-R7 DataSheet
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Pacote LFCSP-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 6.5V |
| Voltage-Output(Min/Fixed) | 3.3V |
| Current-Output | 500mA |
| Current-Quiescent(Iq) | 2 mA |
| Current-Supply(Max) | 5.1 mA |
| ControlFeatures | Enable, Soft Start |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-WFDFN Exposed Pad, CSP |
Visão Geral
Description
Key features include a low dropout voltage of 180 mV at full load, making it suitable for battery-powered applications. The regulator offers excellent line and load transient performance, ensuring stable operation even with rapid changes in input voltage or load. It also has a high power supply rejection ratio (PSRR), which makes it effective in minimizing noise interference from the input power supply.
Additionally, the ADM7170ACPZ-3.3-R7 features thermal and current limit protection to prevent damage under overcurrent or high-temperature conditions. The compact package design, typically a 6-lead LFCSP (Lead Frame Chip Scale Package), allows for efficient space utilization in dense circuit boards. This makes it ideal for use in portable electronics, telecommunications, and industrial applications where space and power efficiency are critical.
Equivalent
1. TI LP5907 - Low dropout voltage regulator with similar specifications.
2. Microchip MCP1826 - Offers similar output voltage and current.
3. ON Semiconductor NCP1117 - Comparable in terms of dropout voltage and current.
When considering alternatives, verify the pin configuration and specific electrical characteristics to ensure compatibility.
Features
1. Output Voltage: Fixed output voltage of 3.3V.
2. Input Voltage Range: Operates with an input voltage range of 2.3V to 6.5V.
3. Dropout Voltage: Low dropout voltage of 120 mV at a 1A load, enhancing efficiency.
4. Output Current: Capable of delivering up to 1A of continuous output current.
5. Quiescent Current: Low quiescent current of 0.5 mA, which is important for battery-powered applications.
6. Regulation: Provides high accuracy and excellent line and load regulation.
7. Noise Performance: Designed for low output noise, suitable for noise-sensitive applications.
8. PSRR: High Power Supply Rejection Ratio (PSRR), providing excellent noise rejection.
9. Protection Features: Includes current limit and thermal overload protection.
10. Package: Available in a compact, thermally enhanced 8-lead LFCSP package.
These features make it ideal for applications requiring efficient and stable voltage regulation, such as in portable and battery-operated devices, communication, and industrial equipment.
Pinout
1. Input Voltage Pin (VIN): Connects to the input power supply.
2. Output Voltage Pin (VOUT): Provides the regulated output voltage, which is fixed at 3.3V for this specific variant.
3. Ground Pin (GND): Common ground connection for the input and output.
4. Enable Pin (EN): Used to enable or disable the regulator. The device is active when this pin is high.
5. Noise Reduction Pin (NR): Optional pin for connecting an external capacitor to reduce output noise.
6. Bypass Pin (BP): Used to connect a capacitor to improve the noise performance and transient response.
This device is commonly used in applications requiring precise power regulation, such as in communication devices, industrial systems, and instrumentation.