LTM2883 View Datasheet(PDF) - Linear Technology

Part Name

Description

Manufacturer

LTM2883

SPI/Digital or I2C µModule Isolator with Adjustable ±12.5V and 5V Regulated Power

Linear Technology 

Typical Applications

5V

–12.5V ENABLE

12.5V ENABLE

5V ENABLE

12.5V UV

–12.5V UV

5V UV

LTM2883-5S

B8

A8 VCC

VL

V+ L8

AV+ K8

V– L7

A7

ON

A6

SDOE

A5 CS

A4 SDI

A3 SCK

A2 DO2

A1 SDO

B1 DO1

B2 GND

AV– K7

VCC2 L6

AVCC2 K6

CS2 L5

SDI2 L4

SCK2 L3

I2 L2

SDO2 L1

I1 K1

GND2 K2

2883 F20

100k

100k

0.1µF

IRF7509

IRF7509

100k

IRF7509

100k

IRLML2402

226k

LTC2902

1 COMP3 COMP2 16

2 COMP1 COMP4 15

3 V3

V2 14

4 V1

V4 13

10k

5 CRT

VREF 12

6 RST

7 T0

VPG

GND

11

10

8 RDIS

T1 9

Figure 20. Digitally Switched Triple Power Supply with Undervoltage Monitor

LTM2883

SWITCHED 12.5V

SWITCHED –12.5V

SWITCHED 5V

196k

20k

93.1k

9.53k

2883f

29

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