Product Summary

The LT1173CN8-5 is a versatile micropower DC-DC converter. The LT1173CN8-5 requires only three external components to deliver a fixed output of 5V or 12V. Applications are (1)Flash Memory Vpp Generators; (2)3V to 5V, 5V to 12V Converters; (3)9V to 5V, 12V to 5V Converters; (4)LCD Bias Generators; (5)Peripherals and Add-OCards; (6)Battery Backup Supplies; (7)Laptop and Palmtop Computers; (8)Cellular Telephones; (9)Portable Instruments.

Parametrics

LT1173CN8-5 absolute maximum ratings: (1)Supply Voltage (VIN): 36V; (2)SW1 Pin Voltage (VSW1): 50V; (3)SW2 Pin Voltage (VSW2): – 0.5V to VIN; (4)Feedback Pin Voltage (LT1173): 5V; (5)Sense Pin Voltage (LT1173, -5, -12): 36V; (6)Maximum Power Dissipation : 500mW; (7)Maximum Switch Current : 1.5A; (8)Operating Temperature Range : 0°C to 70°C; (9)Storage Temperature Range : –65°C to 150°C; (10)Lead Temperature, (Soldering, 10 sec.): 300°C.

Features

LT1173CN8-5 features: (1)Operates at Supply Voltages From 2.0V to 30V; (2)Consumes Only 110mA Supply Current; (3)Works iStep-Up or Step-DowMode; (4)Only Three External Components Required; (5)Low Battery Detector Comparator On-Chip; (6)User-Adjustable Current Limit; (7)Internal 1A Power Switch; (8)Fixed or Adjustable Output Voltage Versions; (9)Space Saving 8-PiMiniDIP or SO8 Package.

Diagrams

LT1173CN8-5 pin connection

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LT1173CN8-5
LT1173CN8-5


IC REG BUCK BST INV 5V 0.4A 8DIP

Data Sheet

0-2750: $1.44
LT1173CN8-5#PBF
LT1173CN8-5#PBF


IC REG BUCK BST INV 5V 0.4A 8DIP

Data Sheet

0-1: $2.77
1-25: $1.84
25-100: $1.44