Datasheet

16
LTC4210-1/LTC4210-2
421012f
APPLICATIO S I FOR ATIO
WUUU
D1*
Q1
GATE
(10a) (10b)
R
SENSE
V
OUT
R
S
200Ω
V
CC
D2*D1*
Q1
GATE
R
SENSE
V
OUT
R
S
200Ω
*USER SELECTED VOLTAGE CLAMP
(A LOW BIAS CURRENT ZENER DIODE
IS RECOMMENDED)
1N4688 (5V)
1N4692 (7V)
1N4695 (9V)
1N4702 (15V)
V
CC
Figure 10. Gate Protection Zener Clamp
Figure 11. Supply Side Overvoltage Protection
+
V
CC
SENSE
LTC4210
6
3
1
2
5
C
LOAD
470µF
V
OUT
5V
4A
GND
4210 F11
4
R4
100Ω
GATE
GND
TIMER
ON
SHORT
LONG
V
IN
5V
GND
LONG
R
ON2
10k
R
ON1
20k
R
X
10Ω
R
SENSE
0.01Ω
PCB EDGE
CONNECTOR
(MALE)
Q1
Si4410DY
Z1
R
TIMER
18Ω
R
G
100Ω
C
TIMER
0.22µF
C
X
0.1µF
C
C
10nF
Z2
D1
1N4148
BACKPLANE
CONNECTOR
(FEMALE)
R
B
10k
Z1: SMAJ10A Z2: BZX84C6V2