LTC2990 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC2990

I2C Temperature, Voltage and Current Monitor

Linear Technology 

LTC2990

Typical Application

High Voltage/Current and Temperature Monitoring

ILOAD

0A TO 10A

RSENSE

1mΩ

1%

+IN

+

V–

RIN

20Ω

1%

–INS

–

–INF

V+

VREG

VIN

5V TO 105V

0.1µF

LTC6102HV

200k

1%

4.75k

1%

0.1µF

OUT

ROUT

4.99k

1%

0.1µF

5V

0.1µF

2-WIRE

I2C

INTERFACE

VCC V1

V2

SDA

V3

SCL LTC2990

ADR0

ADR1 GND

V4

MMBT3904

470pF

2990 TA02

ALL CAPACITORS ±20%

VOLTAGE, CURRENT AND TEMPERATURE CONFIGURATION:

CONTROL REGISTER: 0x58

TAMB

VLOAD

V2(ILOAD)

TREMOTE

VCC

REG 4, 5

REG 6, 7

REG 8, 9

REG A, B

REG E, F

0.0625°C/LSB

13.2mVLSB

1.223mA/LSB

0.0625°C/LSB

2.5V + 305.18µV/LSB

Related Parts

PART NUMBER

DESCRIPTION

LM134

Constant Current Source and Temperature Sensor

LTC1392

Micropower Temperature, Power Supply and Differential Voltage

Monitor

LTC2487

16-Bit, 2-/4-Channel Delta Sigma ADC with PGA, Easy Drive

and I2C Interface

LTC6102/LTC6102HV Precision Zero Drift Current Sense Amplifier

Easy Drive is a trademark of Linear Technology Corporation.

COMMENTS

Can Be Used as Linear Temperature Sensor

Complete Ambient Temperature Sensor Onboard

Internal Temperature Sensor

5V to 100V, 105V Absolute Maximum (LTC6102HV)

24 Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com

2990f

LT 0910 • PRINTED IN USA

 LINEAR TECHNOLOGY CORPORATION 2010

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