MP8110 – PRECISION HIGH-SIDE CURRENT-SENSE AMPLIFIER

MP8110 Rev. 0.9

www.MonolithicPower.com

2

9/21/2007

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2007 MPS. All Rights Reserved.

PACKAGE REFERENCE

SHDN

NC

RG1

GND

OUT2

VCC

RG2

OUT1

1

2

3

4

8

7

6

5

TOP VIEW

Part Number*

Package

Temperature

MP8110DS

SOIC8

–40

°C to +85°C

For RoHS Compliant Packaging, add suffix –LF

(eg. MP8110DS–LF–Z)

VCC, RG1, RG2 to GND..............–0.3V to +42V

Max Differential Input Voltage, RG1 to RG2..... 5V

Storage Temperature ............. –65°C to +150°C

Recommended Operating Conditions

(2)

Operating Ambient Temperature–40°C to +85°C

SHDN

NC

RG1

GND

OUT2

VCC

RG2

OUT1

1

2

3

4

8

7

6

5

TOP VIEW

Part Number*

Package

Temperature

MP8110DK

MSOP8

–40

°C to +85°C

For RoHS Compliant Packaging, add suffix –LF

(eg. MP8110DK–LF–Z)

Thermal Resistance

(3)

SOIC8..................................... 90 ...... 42...

°C/W

MSOP8 .................................. 150 ..... 65...

°C/W

Continuous Power Dissipation

Notes:

1) Exceeding these ratings may damage the device.

2) The device is not guaranteed to function outside of its

operating conditions.

3) Measured on approximately 1” square of 1 oz copper.

ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Supply Voltage

2.5

40

V

Supply Current

12

30

µA

Common Mode Input Voltage

1.4

V

40

OUT1 Input Offset Voltage

0.4

2

mV

OUT2 Input Offset Voltage

1

5

mV

Input Bias Current

(4)

4

20

nA

OUT1 Current Accuracy

±2

±5

%

No-Load OUT1 Error

0.1

1

µA

Low-Level OUT1 Error

0.3

2

µA

No-Load OUT2 Error

0.01

1

µA

Low-Level OUT2 Error

0.05

2

µA

Power Supply Rejection Ratio

PSRR

70

97

dB

Shutdown Supply Current

3

6

µA