Datasheet

ManualsBrandsLINEAR TECHNOLOGY ManualsPMICsPMIC - DC/DC voltage regulator Switched-capacitor voltage converter SOIC 8

1

2

3

4

5

6

7

8

9

7

LTC1682/LTC1682-3.3/LTC1682-5

–

+

–

+

–

+

CHARGE PUMP

AND

SLEW CONTROL

550kHz

OSCILLATOR

POWER-

ON

RESET

SD

FILT

REGEN

ENB

REGEN

CLK1

REG B

SHDN

C1

0.22µF

C

+

V

IN

V

IN

200k

RB

200k

RA

120k/65.5k

V

REF

= 1.235V

C

–

275k

C3

4.7µF

1nF

38k

328k

1:100

1µA/2µA

SD

100Ω

ENB

GND

CPO

V

OUT

1682 F02

C2

4.7µF

C4

4.7µF

8

57

6

2

3

4

1

LDO

Figure 2. LTC1682-3.3/LTC1682-5 Block Diagram

BLOCK DIAGRA SM

W