LT1071: Top Choice in United States (USA) Utsource Holding Company Limited

Description

Parameter	Description	Min	Typ	Max	Unit
Input Voltage	Operating input voltage range	2.5		40	V
Quiescent Current	Supply current with no load		150		μA
Output Current	Maximum output current			15	mA
Output Voltage Range	Adjustable output voltage range	1.2		38	V
Dropout Voltage	Minimum input-to-output voltage differential for regulation		1.5		V
Power Dissipation	Maximum power dissipation			650	mW
Junction Temperature	Operating junction temperature range	-40		125	°C

Power Supply Connection:
- Connect the input voltage to the VIN pin.
- Ensure the input voltage is within the specified operating range (2.5V to 40V).
Output Configuration:
- For adjustable output, connect a resistor divider between VOUT and ADJ pins.
- The output voltage can be set from 1.2V up to 38V depending on the resistor values.
Ground Connection:
- Connect the GND pin directly to the system ground to ensure stable operation.
Capacitor Requirements:
- Place a bypass capacitor (typically 0.1μF) close to the GND and VIN pins to reduce noise and improve transient response.
- An output capacitor (typically 1μF) may be used to stabilize the output voltage.
Thermal Considerations:
- Ensure adequate heat sinking if the device is expected to dissipate significant power (above 650mW).
- Monitor the junction temperature to ensure it stays within the -40°C to 125°C range.
Load Regulation:
- The device can supply up to 15mA of output current while maintaining regulation.
- Check the dropout voltage to ensure the input voltage remains sufficiently above the output voltage.
Quiescent Current:
- The quiescent current is typically 150μA, which should be considered in low-power applications.

These guidelines help in achieving optimal performance from the LT1071 regulator.

(For reference only)