MPQ2918 – 4V - 40V, CURRENT MODE, SYNC, STEP-DOWN CONTROLLER

MPQ2918 Rev. 1.01

www.MonolithicPower.com

7

8/17/2017

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2017 MPS. All Rights Reserved.

Parameters

Symbol

Condition

Min

Typ

Max

Units

Gate Driver

TG pull-up resistor

2

Ω

TG pull-down resistor

1

Ω

BG pull-up resistor

3

Ω

BG pull-down resistor

1

Ω

Dead time

60

ns

TG maximum duty cycle

98

99.5

%

TG minimum on time

(5)

92

ns

BG minimum on time

175

250

ns

Power Good (PG)

Power good low

0.1

0.3

V

PG rising threshold

85%

90%

96.5%

101%

107% 112.5%

PG falling threshold

81%

87%

92.5%

105%

110% 116.5%

PG threshold hysteresis

3%

Power good leakage

PG = 5V

2

μA

Power good delay

Rising

28

μs

Falling

28

AAM/CCM

AAM output current

13.2

μA

CCM required AAM threshold

voltage

2.3

V

NOTES:

4) Not tested in production, guaranteed by design.

5) Not tested in production, derived from bench characterization.