MP8759 – 26V, 8A, SYNCHRONOUS, STEP-DOWN CONVERTER

MP8759 Rev. 1.1

www.MonolithicPower.com

5

4/13/2017

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Parameters

Symbol

Condition

Min

Typ

Max

Units

Enable and UVLO

Enable rising threshold

1.15

1.25

1.35

V

Enable hysteresis

100

mV

Enable input current

5

μA

0

VIN under-voltage lockout

threshold rising

4

4.25

4.5

V

VIN under-voltage lockout

threshold hysteresis

250

mV

VCC Regulator

VCC regulator

3.5

3.6

3.7

V

VCC load regulation

5

%

Power Good (PG)

PG when FB rising (good)

95

%

PG when FB falling (fault)

85

PG when FB rising (fault)

115

PG when FB falling (good)

105

Power good low-to-high delay

500

μs

EN low to power good low delay

1

μs

Power good sink-current capability

Sink 4mA

0.4

V

Power good leakage current

5

μA

Thermal Protection

Thermal shutdown

(5)

150

°C

Thermal shutdown hysteresis

(5)

25

°C

NOTE:

5) Guaranteed by engineering sample characterization.