MP5048

– 60V, 15A, 7mΩ RDS(ON) HOT-SWAP INTELLI-FUSE SOLUTION

MP5048 Rev. 1.1

www.MonolithicPower.com

12

4/30/2021

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TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 48V, COUT = 1000µF, RCS = RIMON = 3.6kΩ, CTIMER = 10nF, TJ = 25°C, unless otherwise noted.

SCP Entry (VIN Decreases Quickly)

Latch off by SS current limit

SCP Entry (VIN Descreases Quickly)

Latch off by SCP condition

CH2: TIMER

3V/div.

CH1: VOUT

30V/div.

CH3: Fault

3V/div.

CH4: IIN

20A/div.

CH2: TIMER

3V/div.

CH1: VOUT

30V/div.

CH3: Fault

3V/div.

CH4: IIN

20A/div.

10ms/div.

10ms/div.

SCP

Hiccup mode

Short Circuit Start-Up

CH2: TIMER

3V/div.

CH1: VOUT

30V/div.

CH3: Fault

3V/div.

CH4: IIN

20A/div.

100ms/div.

CH2: VIN

30V/div.

CH1: VOUT

30V/div.

CH3: Fault

3V/div.

CH4: IIN

8A/div.

500

μs/div.

VIN OVP

IOUT = 5A

Current Blance during Start-Up with

Parallel Operation

Three MP5048 devices in parallel, IOUT = 5A,

RIMON = RCS per MP5048 device

CH2: VIN

30V/div.

CH1: VOUT

30V/div.

CH3: GOK

3V/div.

CH4: IIN

5A/div.

CH1: VOUT

30V/div.

CH2: CS1

100mV/div.

CH3: CS2

100mV/div.

CH4: CS3

100mV/div.

1s/div.

50ms/div.