Overview
The LT1964ES5-BYP#TRPBF is a micropower, low noise, low dropout negative regulator produced by Analog Devices Inc. This device is designed to supply up to 200mA of output current with a dropout voltage of 340mV. It is particularly suited for applications requiring low power consumption and high stability in output voltage. The LT1964 is available in various packages, including the 5-Lead Plastic SOT-23 package, and operates over a temperature range of –40°C to 125°C.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Output Current | 200mA | |
| Dropout Voltage | 340mV | ILOAD = 200mA |
| Input Voltage Range | -7V to -0.3V below VOUT | |
| Output Voltage Noise | 30 μVRMS | COUT = 10μF, CBYP = 0.01μF, ILOAD = –200mA, BW = 10Hz to 100kHz |
| ADJ Pin Bias Current | 30-100 nA | |
| Operating Temperature Range | -40°C to 125°C | |
| Package Type | 5-Lead Plastic SOT-23 |
Key Features
- Low noise and low dropout voltage, making it suitable for noise-sensitive applications.
- High output current capability of up to 200mA.
- Low power consumption with micropower operation.
- Wide operating temperature range of –40°C to 125°C.
- Available in various package options, including the 5-Lead Plastic SOT-23.
- Internal parasitic diode protection between OUT, ADJ, and SHDN pins and the IN pin.
Applications
The LT1964ES5-BYP#TRPBF is ideal for a variety of applications that require stable and low-noise voltage regulation. These include:
- Low-power systems and battery-powered devices.
- Noise-sensitive circuits such as audio and medical equipment.
- Industrial control systems and automation.
- Telecommunication and networking equipment.
- Automotive and aerospace systems where reliability and temperature stability are crucial.
Q & A
- What is the maximum output current of the LT1964ES5-BYP#TRPBF?
The maximum output current is 200mA. - What is the dropout voltage of the LT1964ES5-BYP#TRPBF?
The dropout voltage is 340mV at an output current of 200mA. - What is the operating temperature range of the LT1964ES5-BYP#TRPBF?
The operating temperature range is –40°C to 125°C. - What package types are available for the LT1964ES5-BYP#TRPBF?
The device is available in a 5-Lead Plastic SOT-23 package among others. - How much noise does the LT1964ES5-BYP#TRPBF produce at the output?
The output voltage noise is 30 μVRMS under specified conditions. - What is the ADJ pin bias current range for the LT1964ES5-BYP#TRPBF?
The ADJ pin bias current ranges from 30 to 100 nA. - Does the LT1964ES5-BYP#TRPBF have internal protection features?
Yes, it has internal parasitic diode protection between the OUT, ADJ, and SHDN pins and the IN pin. - What are some typical applications for the LT1964ES5-BYP#TRPBF?
Typical applications include low-power systems, noise-sensitive circuits, industrial control systems, telecommunication equipment, and automotive/aerospace systems. - How does the LT1964ES5-BYP#TRPBF handle high input-to-output differential voltages?
For input-to-output differential voltages greater than 7V, a 50μA load is needed to maintain regulation. - What is the significance of the SHDN pin in the LT1964ES5-BYP#TRPBF?
The SHDN pin is used for shutdown and must meet specific threshold conditions to ensure device operation.
