MPQ8112/MPQ8112A

– 60V, HIGH-SIDE CURRENT-SENSE AMPLIFIER

MPQ8112/MPQ8112A Rev. 1.0

www.MonolithicPower.com

7

7/7/2020

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© 2020 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTIC (continued)

VCC = 12V, VRG1 = 12V, V5 = 5V, TA = 25°C. RG1 = RG2 = 0Ω, and ROUT not used for the MPQ8112.

RG1 = RG2 = 1kΩ, and ROUT = 10kΩ for the MPQ8112A. All unless otherwise noted.

Total Output Error vs. VSENSE

VCC = VCM

Total Output Error vs. VSENSE

VCM = 0V

-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

0

25

50

75

100 125 150 175 200

VSENSE (mV)

Vcc=VCM=12V

Vcc=VCM=48V

Vcc=VCM=60V

-2

0

2

4

6

8

0

25

50

75

100 125 150 175 200

VSENSE (mV)

Vcc=12V

Vcc=48V

Vcc=60V

Total Output Error vs. VSENSE

VCC = VCM

Total Output Error vs. VSENSE

VCM = 0V

-2

-1.5

-1

-0.5

0

0.5

1

1.5

2

0

25

50

75

100 125 150 175 200

VSENSE (mV)

Ta=+25°C

Ta=+155°C

Ta=-55°C

-2

0

2

4

6

8

0

25

50

75

100 125 150 175 200

VSENSE (mV)

Ta=+25°C

Ta=+155°C

Ta=-55°C

Gain vs. Frequency

COUT = 5pF

-10

-5

0

5

10

15

20

25

30

35

40

0.1

1

10

100

1000

10000

FREQUENCY (kHz)