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