MP8042 – HIGH CURRENT, DUAL CHANNEL POWER HALF-BRIDGE

INITIAL RELEASE – SPECIFICATIONS SUBJECT TO CHANGE

MP8042 Rev. 0.9

www.MonolithicPower.com

3

5/23/2006

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TM

SHDN

V

Parameters

Symbol Condition

Min

Typ

Max

Units

OUT Switching Frequency

0.6

MHz

OUT Maximum Duty Cycle

(5)

99.5

%

OUT Rise/Fall Time

(4)

10

ns

PWM Pulse Width

Pulse

200

ns

Dead Time

(4)

30

ns

PWM to OUT Delay Time Rising

37

45

ns

PWM to OUT Delay Time Falling

54

65

ns

Thermal Shutdown Temperature

(4)

150

°C

Notes:

4) Guaranteed by design, not production tested.

5) OUT drives low for 1.5µs every 300µs to charge the BST to SW capacitor.