Datasheet LTC1625 (Analog Devices) - 24
| Manufacturer | Analog Devices |
| Description | No RSENSE Current Mode Synchronous Step-Down Switching Regulator |
| Pages / Page | 24 / 24 — TYPICAL APPLICATION. 3.3V/1.8A Fixed Output. RELATED PARTS. PART NUMBER. … |
| File Format / Size | PDF / 392 Kb |
| Document Language | English |
TYPICAL APPLICATION. 3.3V/1.8A Fixed Output. RELATED PARTS. PART NUMBER. DESCRIPTION. COMMENTS
Model Line for this Datasheet
Text Version of Document
LTC1625
U TYPICAL APPLICATION 3.3V/1.8A Fixed Output
VIN C 5V TO 28V 1 16 IN + EXTV V CC IN 15µF CSS 2 15 35V 0.1µF M1 SYNC TK ×2 1/2 Si4936DY 3 14 RUN/SS SW L1 CC1 27 LTC1625 µH V R 4 13 OUT 1nF C OPEN FCB TG 3.3V 10k 5 12 1.8A I BOOST TH C C VCC C2 DB CB 4.7µF 100pF CMDSH-3 C 0.1 6 11 µF OUT + 100µF SGND INTVCC + 10V 7 10 M2 0.1Ω V BG OSENSE 1/2 Si4936DY ×2 8 9 VPROG PGND D1 MBRS140T3 1625 TA07 CIN: AVX TPSD156M035R0300 COUT: AVX TPSD107M010R0100 L1: SUMIDA CDRH125-270MC
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS
LTC1435A High Efficiency Synchronous Step-Down Controller Optimized for Low Duty Cycle Battery to CPU Power Applications LTC1436A-PLL High Efficiency Low Noise Synchronous Step-Down Controller PLL Synchronization and Auxiliary Linear Regulator LTC1438 Dual High Efficiency Step-Down Controller Power-On Reset and Low-Battery Comparator LTC1530 High Power Synchronous Step-Down Controller SO-8 with Current Limit, No RSENSE Saves Space, Fixed Frequency Ideal for 5V to 3.3V LTC1538-AUX Dual High Efficiency Step-Down Controller 5V Standby Output and Auxiliary Linear Regulator LTC1649 3.3V Input High Power Step-Down Controller 2.7V to 5V Input, 90% Efficiency, Ideal for 3.3V to 1.xV – 2.xV Up to 20A 1625f LT/TP 1298 4K • PRINTED IN USA 24 Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear-tech.com LINEAR TECHNOLOGY CORPORATION 1998
U TYPICAL APPLICATION 3.3V/1.8A Fixed Output
VIN C 5V TO 28V 1 16 IN + EXTV V CC IN 15µF CSS 2 15 35V 0.1µF M1 SYNC TK ×2 1/2 Si4936DY 3 14 RUN/SS SW L1 CC1 27 LTC1625 µH V R 4 13 OUT 1nF C OPEN FCB TG 3.3V 10k 5 12 1.8A I BOOST TH C C VCC C2 DB CB 4.7µF 100pF CMDSH-3 C 0.1 6 11 µF OUT + 100µF SGND INTVCC + 10V 7 10 M2 0.1Ω V BG OSENSE 1/2 Si4936DY ×2 8 9 VPROG PGND D1 MBRS140T3 1625 TA07 CIN: AVX TPSD156M035R0300 COUT: AVX TPSD107M010R0100 L1: SUMIDA CDRH125-270MC
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS
LTC1435A High Efficiency Synchronous Step-Down Controller Optimized for Low Duty Cycle Battery to CPU Power Applications LTC1436A-PLL High Efficiency Low Noise Synchronous Step-Down Controller PLL Synchronization and Auxiliary Linear Regulator LTC1438 Dual High Efficiency Step-Down Controller Power-On Reset and Low-Battery Comparator LTC1530 High Power Synchronous Step-Down Controller SO-8 with Current Limit, No RSENSE Saves Space, Fixed Frequency Ideal for 5V to 3.3V LTC1538-AUX Dual High Efficiency Step-Down Controller 5V Standby Output and Auxiliary Linear Regulator LTC1649 3.3V Input High Power Step-Down Controller 2.7V to 5V Input, 90% Efficiency, Ideal for 3.3V to 1.xV – 2.xV Up to 20A 1625f LT/TP 1298 4K • PRINTED IN USA 24 Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear-tech.com LINEAR TECHNOLOGY CORPORATION 1998
