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TC7660EOA713
+物料清單IC REG CHARG PUMP INV 20MA 8SOIC
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製造商微芯片科技
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製造商部分 #TC7660EOA713
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規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Ratiometric |
| OutputConfiguration | Positive or Negative |
| Topology | Charge Pump |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.5V |
| Voltage-Input(Max) | 10V |
| Voltage-Output(Min/Fixed) | -Vin, 2Vin |
| Current-Output | 20mA |
| Frequency-Switching | 10kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
Equivalent
1. ICL7660 by Intersil.
2. LTC1044 by Analog Devices.
3. MAX1044 by Maxim Integrated.
4. MC7660 by ON Semiconductor.
5. ADM660 by Analog Devices.
Ensure compatibility by checking specifications like voltage range, current capacity, and pin configuration.
Features
1. Voltage Conversion: It efficiently converts a positive input voltage to a negative output voltage, commonly used for generating negative supply rails in various applications.
2. Input Voltage Range: Operates over a wide input voltage range, typically from 1.5V to 10V.
3. Low Supply Current: The device is designed for low power consumption, with a typical supply current of around 200 µA, making it suitable for battery-powered applications.
4. High Efficiency: Offers high efficiency in voltage conversion, often around 95% under optimal conditions, which helps conserve power.
5. Compact Package: Available in small, surface-mount packages, such as the 8-pin SOIC, facilitating easy integration into compact designs.
6. Minimal External Components: Requires only a few external components (two capacitors) for operation, simplifying circuit design and reducing the overall bill of materials.
7. Temperature Range: Designed to operate over a wide temperature range, typically from -40°C to +85°C, ensuring reliability in various environmental conditions.
These features make it suitable for applications in portable electronics, test equipment, and other systems requiring efficient voltage inversion.
Pinout
Here is a brief overview of its pin functions:
1. Pin 1 (CAP+): Positive terminal for the charge pump capacitor.
2. Pin 2 (GND): Ground reference.
3. Pin 3 (CAP-): Negative terminal for the charge pump capacitor.
4. Pin 4 (VOUT): Output voltage pin, providing the inverted voltage.
5. Pin 5 (LV): Low-voltage operation pin. Connect to V+ when the input voltage is less than 3.5V for improved efficiency.
6. Pin 6 (OSC): Oscillator control pin. An external capacitor can be connected to modify the oscillator frequency.
7. Pin 7 (V+): Positive supply voltage input.
8. Pin 8 (NC): No connection, often used for mechanical stability.
The TC7660EOA713 is typically used to convert a positive input voltage to a negative output voltage, suitable for applications requiring negative supply voltages with minimal external components.
Manufacturer
Application
1. Battery-Powered Devices: Efficiently inverting or doubling voltage in portable electronics.
2. LCD Biasing: Providing the necessary voltage levels for liquid crystal displays.
3. Operational Amplifier Circuits: Generating negative supply voltages.
4. Data Acquisition Systems: Offering bipolar supply voltages.
5. Sensor Interfaces: Facilitating required voltage levels for various sensors.
6. Analog Signal Processing: Supporting dual-supply analog circuit requirements.
Its versatility and low power consumption make it suitable for a wide range of low-power, small-form-factor electronic applications.