사양
| 속성 | 가치 |
| 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) | 12V |
| Voltage-Output(Min/Fixed) | -Vin, 2Vin |
| Current-Output | 45mA |
| Frequency-Switching | 10kHz ~ 35kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
개요
Description
The ICL7660SIBAZT is a CMOS voltage converter integrated circuit (IC) designed by Renesas Electronics. It is used primarily for voltage conversion tasks such as inverting input voltages. The IC operates with low power consumption, making it suitable for battery-powered applications. It can efficiently convert a positive input voltage to a negative output voltage, typically mirroring the magnitude of the input.
One of the key features of the ICL7660SIBAZT is its wide range of operating voltages, generally from 1.5V to 10V, which provides flexibility for different power supply scenarios. It also boasts a low quiescent current and high efficiency, which are crucial for extending battery life in portable devices.
The IC includes features such as a low output resistance and the ability to handle moderate output currents, typically up to 20 mA. It is packaged in small forms like the SOIC, making it suitable for compact circuit designs. This IC is commonly used in applications where a negative voltage supply is needed but only a positive voltage is available.
One of the key features of the ICL7660SIBAZT is its wide range of operating voltages, generally from 1.5V to 10V, which provides flexibility for different power supply scenarios. It also boasts a low quiescent current and high efficiency, which are crucial for extending battery life in portable devices.
The IC includes features such as a low output resistance and the ability to handle moderate output currents, typically up to 20 mA. It is packaged in small forms like the SOIC, making it suitable for compact circuit designs. This IC is commonly used in applications where a negative voltage supply is needed but only a positive voltage is available.
Equivalent
The ICL7660SIBAZT is a CMOS voltage converter IC used for generating negative supply voltages. Equivalent products with similar functionalities include the MAX1044, LT1054, TC7660, and 7660 devices from various manufacturers like Texas Instruments and Microchip Technology. These ICs are typically used for voltage inversion or doubling tasks in low-power applications. Always check the datasheet to ensure compatibility in terms of voltage, current, and other specifications for your specific application.
Features
The ICL7660SIBAZT is a switched-capacitor voltage converter IC designed for applications requiring low-power, low-voltage, and high-efficiency voltage inversion or doubling. Key features include:
1. Voltage Conversion: It can invert input voltages ranging from 1.5V to 10V, effectively converting them to -1.5V to -10V output.
2. Low Supply Current: The device has a low quiescent current, typically around 80 µA, enhancing battery life in portable applications.
3. High Efficiency: Efficiency is typically around 98% for most voltage conversion applications.
4. Simple Design: Requires only two external capacitors to operate, reducing component count and board space.
5. Wide Operating Temperature Range: It operates reliably over a temperature range from -40°C to +85°C.
6. Compatibility: It is a pin-compatible upgrade to the industry-standard 7660, offering improved performance.
7. Compact Package: Available in a small SOT-23 package, facilitating integration into compact designs.
These features make the ICL7660SIBAZT suitable for a variety of applications, including battery-powered devices, operational amplifier biasing, and LCD displays.
1. Voltage Conversion: It can invert input voltages ranging from 1.5V to 10V, effectively converting them to -1.5V to -10V output.
2. Low Supply Current: The device has a low quiescent current, typically around 80 µA, enhancing battery life in portable applications.
3. High Efficiency: Efficiency is typically around 98% for most voltage conversion applications.
4. Simple Design: Requires only two external capacitors to operate, reducing component count and board space.
5. Wide Operating Temperature Range: It operates reliably over a temperature range from -40°C to +85°C.
6. Compatibility: It is a pin-compatible upgrade to the industry-standard 7660, offering improved performance.
7. Compact Package: Available in a small SOT-23 package, facilitating integration into compact designs.
These features make the ICL7660SIBAZT suitable for a variety of applications, including battery-powered devices, operational amplifier biasing, and LCD displays.
Pinout
The ICL7660SIBAZT is a voltage converter IC that typically comes in an 8-pin configuration. It is designed to invert input voltages, effectively converting a positive voltage to a negative one. Here's a brief overview of its pin functions:
1. Pin 1 (CAP+): Connects to the positive terminal of the charge pump capacitor.
2. Pin 2 (GND): Ground pin.
3. Pin 3 (CAP-): Connects to the negative terminal of the charge pump capacitor.
4. Pin 4 (VOUT): Provides the inverted output voltage.
5. Pin 5 (LV): Low voltage pin, used to optimize performance at lower voltages.
6. Pin 6 (OSC): Oscillator control pin, used to adjust the frequency of the internal oscillator.
7. Pin 7 (V+): Positive supply voltage input.
8. Pin 8 (NC): No Connection; often not connected to any circuit.
The ICL7660SIBAZT is commonly used in applications where a simple and efficient method of generating a negative voltage from a positive one is needed.
1. Pin 1 (CAP+): Connects to the positive terminal of the charge pump capacitor.
2. Pin 2 (GND): Ground pin.
3. Pin 3 (CAP-): Connects to the negative terminal of the charge pump capacitor.
4. Pin 4 (VOUT): Provides the inverted output voltage.
5. Pin 5 (LV): Low voltage pin, used to optimize performance at lower voltages.
6. Pin 6 (OSC): Oscillator control pin, used to adjust the frequency of the internal oscillator.
7. Pin 7 (V+): Positive supply voltage input.
8. Pin 8 (NC): No Connection; often not connected to any circuit.
The ICL7660SIBAZT is commonly used in applications where a simple and efficient method of generating a negative voltage from a positive one is needed.
Manufacturer
The ICL7660SIBAZT is manufactured by Renesas Electronics Corporation. Renesas is a Japanese semiconductor company that specializes in the development and manufacturing of microcontrollers, system-on-chips (SoCs), and various other semiconductor products. It is a leading supplier in the automotive, industrial, and consumer electronics sectors, providing solutions that enhance performance and efficiency in electronic systems. Renesas is known for its innovative technologies and comprehensive product portfolio, supporting advancements in areas such as automation, connectivity, and green energy solutions.
Application
The ICL7660SIBAZT is a charge pump voltage converter used primarily for voltage inversion, doubling, or splitting. Key application areas include:
1. Battery-Powered Devices: Ideal for systems requiring low power, such as portable electronics, where efficient voltage conversion is necessary.
2. Operational Amplifier Power Supplies: Used to generate negative voltage rails for op-amps.
3. Data Acquisition Systems: Provides necessary voltage levels for analog-to-digital converters.
4. Communication Equipment: Supports various voltage requirements in devices like modems and transceivers.
5. Sensor Interfaces: Supplies needed voltage to sensor circuits in industrial and consumer electronics.
Its compact size and efficient performance make it suitable for applications where space and power efficiency are critical.
1. Battery-Powered Devices: Ideal for systems requiring low power, such as portable electronics, where efficient voltage conversion is necessary.
2. Operational Amplifier Power Supplies: Used to generate negative voltage rails for op-amps.
3. Data Acquisition Systems: Provides necessary voltage levels for analog-to-digital converters.
4. Communication Equipment: Supports various voltage requirements in devices like modems and transceivers.
5. Sensor Interfaces: Supplies needed voltage to sensor circuits in industrial and consumer electronics.
Its compact size and efficient performance make it suitable for applications where space and power efficiency are critical.
Package
The ICL7660SIBAZT is typically packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package. This packaging type is compact and suitable for surface-mount technology, making it ideal for applications with limited space.
