MPQ2169B

– 6V, DUAL 1.4A/1.4A OR 2A/0.8A SYNC BUCK REGULATOR, AEC-Q100

MPQ2169B Rev. 1.0

MonolithicPower.com

9

12/20/2021

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TYPICAL PERFORMANCE CHARACTERISTICS

VIN = 5V, VOUT1 = 1.8V, VOUT2 = 1.2V, L1 = L2 = 1.5µH, fSW = 2.3MHz, TA = 25°C, unless otherwise

noted.

Efficiency vs. Load Current vs.

Power Loss

VOUT1 = 1.8V, one channel on

Efficiency vs. Load Current vs.

Power Loss

VOUT2 = 1.2V, one channel on

2000

0.00

0.07

0.14

0.21

0.28

0.35

0.42

0.49

0.56

0.63

0.70

0

10

20

30

40

50

60

70

80

90

100

1

10

100

1000

LOAD CURRENT (mA)

Vin=2.7V

Vin=3.6V

Vin=5V

1400

0.00

0.03

0.06

0.09

0.12

0.15

0.18

0.21

0.24

0.27

0.30

0

10

20

30

40

50

60

70

80

90

100

1

10

100

1000

LOAD CURRENT (mA)

Vin=2.7V

Vin=3.6V

Vin=5V

Load Regulation

VOUT1 = 1.8V, one channel on

Load Regulation

VOUT2 = 1.2V, one channel on

2000

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

0.25

1

10

100

1000

LOAD CURRENT (mA)

Vin=2.7V

Vin=3.6V

Vin=5V

-0.05

-0.04

-0.03

-0.02

-0.01

0.00

0.01

0.02

0.03

1

10

100

1000

LOAD CURRENT (mA)

Vin=2.7V

Vin=3.6V

Vin=5V

1400

Line Regulation

VOUT1 = 1.8V, one channel on

Line Regulation

VOUT2 = 1.2V, one channel on

-0.10

-0.05

0.00

0.05

0.10

0.15

0.20

0.25

0.30

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

VIN (V)

Io=1mA

Io=1A

Io=2A

-0.06

-0.04

-0.02

0.00

0.02

0.04

0.06

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

VIN (V)

Io=1mA

Io=1A

Io=1.4A

EFFICENCY

EFFICENCY

POWER LOSS

POWER LOSS