RT9202B datasheet(8/14 Pages) RICHTEK

Part #	RT9202B

Description	Single Synchronous Buck PWM DC-DC Controller

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Manufacturer	RICHTEK [Richtek Technology Corporation]

Direct Link	http://www.richtek.com

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8 / 14 page

RT9202B

8

DS9202B-03

March 2007

www.richtek.com

Bootstrap Wave Form

Time (1us/Div)

VCC = 5V, VOUT = 2.2V

UGATE

LGATE

PHASE

Short Circuit Hiccup

Time (5ms/Div)

VCC = 5V, VOUT = 2.2V

UGATE

VOUT

Reference vs. Temperature

0.796

0.797

0.798

0.799

0.800

0.801

0.802

0.803

-50

0

50

100

150

Temperature (

°C)

POR (Rising/Falling) vs. Temperature

3.6

3.7

3.8

3.9

4.0

4.1

4.2

4.3

-50

0

50

100

150

Temperature (

°C)

Falling

Rising

Oscillator Frequency vs. Temperature

270

275

280

285

290

295

300

305

310

315

-50

0

50

100

150

Temperature (

°C)

IOCSET vs. Temperature

17

19

21

23

25

27

29

-40

-10

20

50

80

110

140

Temperature (

°C)

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RT9202B Datasheet(PDF) 8 Page - Richtek Technology Corporation

RT9202B Datasheet(HTML) 8 Page - Richtek Technology Corporation

Similar Part No. - RT9202B

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