Product Summary

The LT1766EGN is a 200kHz monolithic buck switching regulator that accepts input voltages up to 60V. A high efficiency 1.5A, 0.2W switch is included on the die along with all the necessary oscillator, control and logic circuitry. A current mode control architecture delivers fast transient response and excellent loop stability. The applications of the LT1766EGN include: (1)High Voltage, Industrial and Automotive; (2)Portable Computers; (3)Battery-Powered Systems; (4)Battery Chargers; (5)Distributed Power Systems.

Parametrics

LT1766EGN absolute maxing ratings: (1)Input Voltage (VIN): 60V; (2)BOOST Pin Above SW: 35V; (3)BOOST Pin Voltage: 68V; (4)SYNC, SENSE Voltage: 7V; (5)SHDN Voltage: 6V; (6)BIAS Pin Voltage: 30V; (7)FB Pin Voltage/Current: 3.5V/2mA; (8)Operating Junction Temperature Range: -40℃ to 125℃; (9)Storage Temperature Range: -65℃ to 150℃; (10)Lead Temperature (Soldering, 10 sec): 300℃.

Features

LT1766EGN features: (1)Wide Input Range: 5.5V to 60V; (2)1.5A Peak Switch Current; (3)Constant 200kHz Switching Frequency; (4)Saturating Switch Design: 0.2Ω; (5)Peak Switch Current Rating Maintained Over Full Duty Cycle Range; (6)Low Effective Supply Current: 2.5mA; (7)Low Shutdown Current: 25μA; (8)1.2V Feedback Reference Voltage; (9)5V Fixed Output; (10)Easily Synchronizable; (11)Cycle-by-Cycle Current Limiting; (12)Small 16-Pin SSOP and Thermally Enhanced TSSOP Packages.

Diagrams

LT1766EGN block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LT1766EGN
LT1766EGN


IC REG BUCK ADJ 1.5A 16SSOP

Data Sheet

0-1700: $2.23
LT1766EGN#PBF
LT1766EGN#PBF


IC REG BUCK ADJ 1.5A 16SSOP

Data Sheet

0-1: $4.45
1-25: $2.95
25-100: $2.23
LT1766EGN-5
LT1766EGN-5


IC REG BUCK 5V 1.5A 16SSOP

Data Sheet

0-1700: $2.23
LT1766EGN-5#PBF
LT1766EGN-5#PBF


IC REG BUCK 5V 1.5A 16SSOP

Data Sheet

0-1: $3.56
1-25: $2.67
25-100: $2.23
LT1766EGN#TR
LT1766EGN#TR


IC REG BUCK ADJ 1.5A 16SSOP

Data Sheet

0-2500: $2.26
LT1766EGN#TRPBF
LT1766EGN#TRPBF


IC REG BUCK ADJ 1.5A 16SSOP

Data Sheet

0-2500: $2.26
LT1766EGN-5#TR
LT1766EGN-5#TR


IC REG BUCK 5V 1.5A 16SSOP

Data Sheet

0-2500: $2.26
LT1766EGN-5#TRPBF
LT1766EGN-5#TRPBF


IC REG BUCK 5V 1.5A 16SSOP

Data Sheet

0-2500: $2.26