ML4903 View Datasheet(PDF) - Micro Linear Corporation

Part Name

Description

MFG CO.

ML4903

High Current Synchronous Buck Controller

Micro Linear Corporation 

1 2 3 4 5 6 7 8 9 10 Next

ML4903

Figure 2(a). Output Transient Response of Figure 1

Circuit, IOUT from 0A to 14A

(Reference 1 = VOUT, Channel 2 = IOUT).

Figure 2(b). Output Transient Response of Figure 1

Circuit, IOUT from 14A to 0A

(Reference 2 = VOUT, Channel 2 = IOUT).

12VIN

20

PROTECT

19

VDD

18

VCC

17

P DRV

16

N DRV

15

PWR GND

14

N/C

13

COMP

12

ISENSE

11

VFB

U1

ML4903

L1

1µH

Q1, Q2

2X IRF7416

Q3, Q4

2X IRF7413

L2

5.6µH

RSENSE

6mΩ

1W

INPUT

CAPACITORS

VCCP

OUTPUT

CAPACITORS

VSS

Figure 3. Connecting a Sense Resistor to the ML4903

8

Share Link: