MP8847 – 6A, 2.7V-6V, HIGH-EFFICIENCY, SYNCHRONOUS

STEP-DOWN SWITCHER WITH I

MP8847 Rev. 1.02

www.MonolithicPower.com

5

12/28/2017

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is guaranteed by characterization, unless otherwise noted.

Parameter

Symbol

Condition

Min

Typ

Max

Units

High-side switch peak

current limit (source)

7

9

A

High-side switch valley

current limit

(7)

5.8

A

Low-side switch current

limit (sink)

PFM mode

0

A

PWM mode

(7)

-5

A

Soft-start time

VOUT rises from 10% to

90%

0.4

1

1.6

ms

Discharge resistor

500

Ω

Thermal warning

(7)

130

°C

Thermal shutdown

(7)

150

°C

DAC resolution

(7)

7

bits

NOTE:

6)

Not tested in production, guaranteed by over-temperature correlation .

7)

Guaranteed by engineer sample characterization.