LM3203 datasheet(7/23 Pages) TI1

Part #	LM3203

Description	Step-Down DC-DC Converter with Bypass Mode for CDMA / WCDMA RF Power Amplifiers

PDF	23 Pages

Scroll/Zoom	100%

Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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7 / 23 page

0.0

0.2

0.4

0.6

0.8

1.0

JUNCTION TEMPERATURE (

oC)

-40 -20

80 100 120 140

0.1

0.3

0.5

0.7

0.9

VIN = 2.7V

EN = 0V

VCON = 0V

FB = SW = 0V

VIN = 4.2V

VIN = 3.6V

VIN = 5.5V

LM3203

www.ti.com

SNVS355C – MAY 2005 – REVISED JULY 2005

Typical Performance Characteristics 4.7µF for COUT and 10µF for CIN

(Circuit in Figure 3, PVIN = VDD = EN = 3.6V, BYP = 0V, TA = 25°C, unless otherwise noted)

Quiescent Current

Shutdown Current

Supply Voltage

Temperature

(VCON = 0.267V, FB = 2V, No Load)

(EN = 0V)

Switching Frequency Variation

Output Voltage

Temperature

Supply Voltage

(VOUT = 1.5V, IOUT = 200 mA)

(VOUT = 1.5V, VCON = 0.5V)

Output Voltage

Temperature

(VIN = 3.6V, VOUT = 1.5V, VCON = 0.5V)

(VIN = 4.2V, VOUT = 3.4V, VCON = 1.13V)

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