Product Summary

LTC1624IS8#TRPBF is a current mode switching regulator controller that drives an external N-channel power MOSFET using a fixed frequency architecture. The LTC1624IS8#TRPBF can be operated in all standard switching configurations including boost, step-down, inverting and SEPIC. Burst Mode operation provides high efficiency at low load currents. Applications of the LTC1624IS8#TRPBF include: Notebook and Palmtop Computers, PDAs, Cellular Telephones and Wireless Modems, Battery-Operated Digital Devices, DC Power Distribution Systems and Battery Chargers.

Parametrics

LTC1624IS8#TRPBF absolute maximum ratings: (1) Input Supply Voltage (VIN) : 36V to -0.3V; (2) Topside Driver Supply Voltage (BOOST) : 42V to -0.3V; (3) Switch Voltage (SW) : 36V to -0.6V; (4) Differential Boost Voltage (BOOST to SW) : 7.8V to -0.3V; (5) SENSE Voltage VIN < 15V: (VIN +0.3V) to -0.3V, VIN ≥(VIN) +0.3V) to (VIN -15V) ; (6) ITH/RUN, VFB Voltages: 2.7V to -0.3V; (7) Peak Driver Output Current < 10μs (TG) : 2A; (8) Operating Temperature Range: -40 to 85°C; (9) Junction Temperature: 125°C; (10) Storage Temperature Range: -65 to +150°C; (11) Lead Temperature (Soldering, 10 sec) : 300°C.

Features

LTC1624IS8#TRPBF features: (1) N-Channel MOSFET Drive; (2) Implements Boost, Step-Down, SEPIC and Inverting Regulators; (3) Wide VIN Range: 3.5V to 36V Operation; (4) Wide V Range: 1.19V to 30V in Step-Down Configuration; (5) ±1% 1.19V Reference; (6) Low Dropout Operation: 95% Duty Cycle; (7) Internal Diode for Bootstrapped Gate Drive; (8) Available in an 8-Lead SO Package.

Diagrams

LTC1624IS8#TRPBF Pin Configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LTC1624IS8#TRPBF
LTC1624IS8#TRPBF


IC REG CTRLR BST FLYBK INV 8SOIC

Data Sheet

0-2500: $2.91
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
LTC1040
LTC1040

Other


Data Sheet

Negotiable 
LTC1040CN
LTC1040CN


IC COMPARATOR LOW PWR DUAL 18DIP

Data Sheet

0-3240: $1.32
LTC1040CN#PBF
LTC1040CN#PBF


IC COMPARATOR LOW PWR DUAL 18DIP

Data Sheet

0-1: $2.33
1-25: $1.55
25-100: $1.32
LTC1040CSW
LTC1040CSW


IC COMPARATOR LOW PWR DUAL18SOIC

Data Sheet

0-2720: $1.71
LTC1040CSW#PBF
LTC1040CSW#PBF


IC COMPARATOR LOW PWR DUAL18SOIC

Data Sheet

0-280: $1.71
LTC1040CSW#TR
LTC1040CSW#TR


IC COMPARATOR DUAL LOWPWR 18SOIC

Data Sheet

0-3000: $1.74