DatasheetsPDF.com

LTC3549

Part Number	LTC3549
Manufacturer	Linear Technology
Description	250mA Low VIN Buck Regulator
Published	Jun 3, 2010
Detailed Description	LTC3549 250mA Low VIN Buck Regulator in 2mm × 3mm DFN U U FEATURES ■ 1.6V to 5.5V Input Voltage Range ■ Internal Soft-...
Datasheet	LTC3549 PDF File

Overview

LTC3549 250mA Low VIN Buck Regulator in 2mm × 3mm DFN U U FEATURES ■ 1.
6V to 5.
5V Input Voltage Range ■ Internal Soft-Start ■ Low Ripple Burst Mode® Operation Output Ripple: <20mVP-P IQ: 50µA ■ 2.
25MHz Constant-Frequency Operation ■ High Efﬁciency: Up to 93% ■ 250mA Output Current (VIN = 1.
8V, VOUT = 1.
2V) ■ 450mA Peak Inductor Current ■ No Schottky Diode Required ■ Low Dropout Operation: 100% Duty Cycle ■ 0.
611V Reference Voltage ■ Stable with Ceramic Capacitors ■ Shutdown Mode Draws <1µA Supply Current ■ Current Mode Operation for Excellent Line and Load Transient Response ■ Overtemperature Protection ■ Available in a Low Proﬁle (0.
75mm) 6-Lead (2mm x 3mm) DFN Package U APPLICATIO S ■ 2 ...

Similar Datasheet

LTC3520 Synchronous 1A Buck-Boost and 600mA Buck Converters - Linear Technology
LTC3521 1A Buck-Boost DC/DC And Dual 600mA Buck DC/DC Converters - Linear Technology
LTC3522 Synchronous 400mA Buck-Boost and 200mA Buck Converters - Linear Technology
LTC3523 Synchronous 600mA Step-Up And 400mA Step-Down DC/DC Converters - Linear Technology Corporation
LTC3523-2 Synchronous 600mA Step-Up And 400mA Step-Down DC/DC Converters - Linear Technology Corporation
LTC3524 Adjustable TFT Bias Supply - Linear Technology Corporation
LTC3525-3 400mA Micropower Synchronous Step-Up DC/DC Converter - Linear Technology Corporation
LTC3525-3.3 400mA Micropower Synchronous Step-Up DC/DC Converter - Linear Technology Corporation
LTC3525-5 400mA Micropower Synchronous Step-Up DC/DC Converter - Linear Technology Corporation
LTC3525D-3.3 400mA Micropower Synchronous Step-Up DC/DC Converter - Linear

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)