仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Ratiometric |
| Output Configuration | Positive or Negative |
| Topology | Charge Pump |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 1.8V |
| Voltage - Input (Max) | 5.25V |
| Voltage - Output (Min/Fixed) | -Vin, 2Vin, Vin/2 |
| Current - Output | 60mA |
| Frequency - Switching | 250kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
The TPS60403DBVR is a switched capacitor voltage inverter from Texas Instruments. It is part of the TPS6040x family, designed to efficiently generate a negative output voltage from a positive input voltage. The device is compact and typically used in applications requiring low power consumption, such as battery-powered devices, portable electronics, and LCD displays.
Key features include:
1. Input Voltage Range: Operates from 1.6V to 5.5V.
2. Output Voltage: Produces a negative voltage equal to the positive input voltage.
3. Current Capability: Provides up to 60mA of output current.
4. Efficiency: Offers high efficiency with low quiescent current.
5. Package: Available in small, 5-pin SOT-23 package (DBV).
Its design ensures low noise operation and minimal external components, making it suitable for space-constrained applications. The TPS60403DBVR is notable for its ease of use, requiring no inductors, which simplifies the design and reduces the overall solution size and cost.
Key features include:
1. Input Voltage Range: Operates from 1.6V to 5.5V.
2. Output Voltage: Produces a negative voltage equal to the positive input voltage.
3. Current Capability: Provides up to 60mA of output current.
4. Efficiency: Offers high efficiency with low quiescent current.
5. Package: Available in small, 5-pin SOT-23 package (DBV).
Its design ensures low noise operation and minimal external components, making it suitable for space-constrained applications. The TPS60403DBVR is notable for its ease of use, requiring no inductors, which simplifies the design and reduces the overall solution size and cost.
Equivalent
The TPS60403DBVR is a charge pump voltage inverter from Texas Instruments. Equivalent products include:
1. MAX1682 or MAX1683 from Maxim Integrated: These are also charge pump voltage inverters.
2. LT1054 from Analog Devices: A versatile charge pump inverter with similar functionality.
3. ICL7660 or ICL7660S from Intersil (Renesas): Widely used charge pump inverters that offer similar performance.
Always verify pin compatibility and electrical specifications before substituting to ensure compatibility with your application.
1. MAX1682 or MAX1683 from Maxim Integrated: These are also charge pump voltage inverters.
2. LT1054 from Analog Devices: A versatile charge pump inverter with similar functionality.
3. ICL7660 or ICL7660S from Intersil (Renesas): Widely used charge pump inverters that offer similar performance.
Always verify pin compatibility and electrical specifications before substituting to ensure compatibility with your application.
Features
The TPS60403DBVR is a Texas Instruments inverting charge pump voltage converter designed to generate a negative supply voltage from a positive input. Key features include:
1. Input Voltage Range: 1.6 V to 5.5 V, allowing it to work with a variety of battery-powered devices.
2. Output Voltage: It can produce a negative output voltage up to -5.5 V.
3. Output Current: Capable of supplying up to 60 mA of output current.
4. Efficiency: Offers typical power efficiency of around 90% under optimal conditions.
5. Low Quiescent Current: Consumes low quiescent current (typical 60 µA), enhancing battery life.
6. Shutdown Feature: Includes a shutdown mode, reducing the supply current to less than 1 µA.
7. Package: Available in a small SOT-23 package, ideal for space-constrained applications.
8. Thermal Protection: Integrated thermal shutdown for protection against overheating.
9. Switching Frequency: Operates at a nominal frequency of 250 kHz, reducing output ripple and allowing the use of smaller capacitors.
These features make it suitable for applications requiring efficient, compact, and reliable negative voltage generation.
1. Input Voltage Range: 1.6 V to 5.5 V, allowing it to work with a variety of battery-powered devices.
2. Output Voltage: It can produce a negative output voltage up to -5.5 V.
3. Output Current: Capable of supplying up to 60 mA of output current.
4. Efficiency: Offers typical power efficiency of around 90% under optimal conditions.
5. Low Quiescent Current: Consumes low quiescent current (typical 60 µA), enhancing battery life.
6. Shutdown Feature: Includes a shutdown mode, reducing the supply current to less than 1 µA.
7. Package: Available in a small SOT-23 package, ideal for space-constrained applications.
8. Thermal Protection: Integrated thermal shutdown for protection against overheating.
9. Switching Frequency: Operates at a nominal frequency of 250 kHz, reducing output ripple and allowing the use of smaller capacitors.
These features make it suitable for applications requiring efficient, compact, and reliable negative voltage generation.
Pinout
The TPS60403DBVR is a switched-capacitor voltage inverter from Texas Instruments. It comes in a 6-pin SOT-23 package. The functions of these pins are as follows:
1. VIN (Pin 1): Input voltage pin. Supplies power to the device.
2. GND (Pin 2): Ground pin. This serves as the reference point for the circuit.
3. C1+ (Pin 3): Positive terminal for the charge-pump flying capacitor.
4. C1- (Pin 4): Negative terminal for the charge-pump flying capacitor.
5. VOUT (Pin 5): Output voltage pin. Provides the inverted voltage.
6. LV (Pin 6): Logic-level input for low-voltage operation. Must be connected to GND or left unconnected for normal operation.
The TPS60403DBVR is designed for low-power applications and operates with input voltages ranging from 1.6V to 5.5V, delivering an inverted output voltage nearly equal in magnitude to the input voltage, making it ideal for battery-powered devices.
1. VIN (Pin 1): Input voltage pin. Supplies power to the device.
2. GND (Pin 2): Ground pin. This serves as the reference point for the circuit.
3. C1+ (Pin 3): Positive terminal for the charge-pump flying capacitor.
4. C1- (Pin 4): Negative terminal for the charge-pump flying capacitor.
5. VOUT (Pin 5): Output voltage pin. Provides the inverted voltage.
6. LV (Pin 6): Logic-level input for low-voltage operation. Must be connected to GND or left unconnected for normal operation.
The TPS60403DBVR is designed for low-power applications and operates with input voltages ranging from 1.6V to 5.5V, delivering an inverted output voltage nearly equal in magnitude to the input voltage, making it ideal for battery-powered devices.
Manufacturer
The TPS60403DBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. The company is known for its innovation in the electronics industry, providing solutions for various applications including automotive, industrial, personal electronics, communications, and enterprise systems. TI is one of the largest semiconductor companies in the world and is headquartered in Dallas, Texas.
Application
The TPS60403DBVR is a switched-capacitor voltage inverter designed for low-power applications. Its primary application areas include:
1. Portable Devices: Used in battery-powered devices requiring a negative supply voltage, such as smartphones, tablets, and handheld medical devices.
2. Sensor Interfaces: Provides negative voltage supplies for sensors and transducers that require bipolar power.
3. Operational Amplifier Circuits: Supplies negative voltages for operational amplifiers in low-voltage and low-power applications.
4. Data Acquisition Systems: Used in ADC/DAC circuits that require dual supply voltages.
5. Industrial and Consumer Electronics: Suitable for any application where a compact, efficient negative voltage rail is needed.
These applications benefit from its low power consumption, small footprint, and efficient voltage inversion capabilities.
1. Portable Devices: Used in battery-powered devices requiring a negative supply voltage, such as smartphones, tablets, and handheld medical devices.
2. Sensor Interfaces: Provides negative voltage supplies for sensors and transducers that require bipolar power.
3. Operational Amplifier Circuits: Supplies negative voltages for operational amplifiers in low-voltage and low-power applications.
4. Data Acquisition Systems: Used in ADC/DAC circuits that require dual supply voltages.
5. Industrial and Consumer Electronics: Suitable for any application where a compact, efficient negative voltage rail is needed.
These applications benefit from its low power consumption, small footprint, and efficient voltage inversion capabilities.
Package
The TPS60403DBVR is a switched capacitor voltage inverter IC from Texas Instruments. It comes in a SOT-23-5 package, which is a small, surface-mount package with five pins, suitable for compact electronic designs.
