MP2362 — DUAL 2A, 23V, 380KHZ STEP-DOWN CONVERTER

MP2362 Rev. 0.93

www.MonolithicPower.com

3

1/25/2010

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Parameter

Symbol Condition

Min

Typ

Max

Units

EN Shutdown Threshold

Voltage

0.7

1.0

1.3

V

Enable Pull-Up Current

1.0

µA

EN UVLO Threshold Rising

2.37

2.50

2.62

V

EN UVLO Threshold

Hysteresis

210

mV

Supply Current (Shutdown)

40

70

µA

Supply Current (Quiescent)

2.0

2.8

mA

Thermal Shutdown

160

°C

Maximum Duty Cycle

90

%

Minimum On Time

100

ns

Note:

4) Equivalent output current = 1.5A ≥ 50% Duty Cycle

2.0A ≤ 50% Duty Cycle

Assumes ripple current = 30% of load current.

Slope compensation changes current limit above 40% duty cycle.