LT1611 - Inverting 1.4MHz Switching Regulator in 5-Lead SOT-23 _ BDTIC a Leading Distributor in China

LT1611 - Inverting 1.4MHz Switching Regulator in 5-Lead SOT-23

Features

Very Low Noise: 1mVP–P Output Ripple
–5V at 150mA from a 5V Input
Better Regulation Than a Charge Pump
Effective Output Impedance: 0.14Ohms
Uses Tiny Capacitors and Inductors
Internally Compensated
Fixed Frequency 1.4MHz Operation
Low Shutdown Current: <1µA
Low VCESAT Switch: 300mV at 300mA
Tiny 5-Lead SOT-23 Package

Typical Application

Applications

MR Head Bias
Digital Camera CCD Bias
LCD Bias
GaAs FET Bias
Positive-to-Negative Conversion

Packaging

Order Information

Part Number	Package	Temp	Price(1-99)	Price (1k)*
LT1611CS5#PBF	SOT-23	C	$2.46
LT1611CS5#TRMPBF	SOT-23	C	$2.46	$2.02
LT1611CS5#TRPBF	SOT-23	C	$2.46	$2.00

Datasheet

LT1611 - Inverting 1.4MHz Switching Regulator in 5-Lead SOT-23

Reliability Data

R386 Reliability Data

LT Journal

LTspice

LT1611 Demo Circuit - Low Noise Inverting DC/DC Converter (1.1-10V to -5V @ 150mA)

Related Product

LT1611 - Inverting 1.4MHz Switching Regulator in 5-Lead SOT-23

R386 Reliability Data

Feb 1999 SOT-23 Switching Regulators Deliver Low Noise Outputs in a Small Footprint

Sep 1999 Micropower 5-Lead SOT-23 Switching Regulators Extend Battery Life in Space-Sensitive Applications

Sep 2000 Inverting Switching Regulator Delivers High Current/Low Noise Outputs in a SOT-23

LT1611 Footprints and Symbols

LT1611 Demo Circuit - Low Noise Inverting DC/DC Converter (1.1-10V to -5V @ 150mA)

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