LTC3788EUHPBF(RevA) View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC3788EUHPBF
(Rev.:RevA)

2-Phase, Dual Output Synchronous Boost Controller

Linear Technology 

LTC3788

TYPICAL APPLICATIONS

RA1

12.1k

RB1

232k

CITH1

220pF

CITH1

15nF

RITH1

8.66k

CSS1

0.1μF

SENSE1–

SENSE1+

PGOOD2

PGOOD1

TG1

VFB1

LTC3788 SW1

BOOST1

BG1

ITH1

VBIAS

SS1

INTVCC

SS2

ITH2

VFB2

PGND

ILIM

PHSMD

CLKOUT

PLLIN/MODE

SGND

EXTVCC

RUN1

RUN2

FREQ

BG2

BOOST2

SW2

TG2

SENSE2+

SENSE2–

100k

INTVCC

CB1

0.1μF

CINT

4.7μF

CB1

0.1μF

MTOP1 L1

RSENSE1

3.3μH 4mΩ

COUTA1 +

22μF

s4

COUTB1

220μF

MBOT1

MBOT2

L2

RSENSE2

3.3μH 4mΩ

MTOP2

CINA +

22μF

s4

VIN

5V TO 24V

CINB

220μF

COUTA2 +

22μF

s4

COUTB2

220μF

VOUT

24V, 10A*

CINA, COUTA1, COUTA2: SANYO, 50CE220AX

CINB, COUTB1, COUTB2: TDK C4532X5R1E226M

L1, L2: PULSE PA1494.362NL

MBOT1, MBOT2, MTOP1, MTOP2: RENESAS HAT2169H

*WHEN VIN < 8V, MAXIMUM LOAD CURRENT AVAILABLE IS REDUCED.

3788 F09

Figure 9. High Efficiency 2-Phase 24V Boost Converter

3788fa

28

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