ltc1473l Linear Technology Corporation, ltc1473l Datasheet - Page 14

• Manufacturer Part Number: ltc1473l
• Description: Dual Low Voltage Powerpath Switch Driver
• Manufacturer: Linear Technology Corporation

LTC1473L
TYPICAL APPLICATIO S
14
DCIN
3.3V
1.65M
1.13M
1%
1%
R1
R2
3
6
5
4
DCIN
DCIN
3.3V
5V
C
550pF
TIMER
+
–
+
–
1.182V
LTC1442
1 F
BAT54C
7
1
8
2
1 F
U
4 NiMH
Automatic PowerPath Switching for 3.3V Applications
BAT1
DRIVEN
C
4700pF
LOGIC
TIMER
1mH
3.3V or 5V, 6A, PowerPath Switch
1
2
3
4
5
6
7
8
* COILCRAFT 18126S-105XKBC
1 F
IN1
IN2
DIODE
TIMER
V
V
SW
GND
GG
BAT54C
+
LTC1473L
1 F
SENSE
SENSE
SAB1
SAB2
GA1
GB1
GA2
GB2
1mH*
+
–
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
IN1
IN2
DIODE
TIMER
V
V
SW
GND
GG
+
Si4966DY
Si4966DY
LTC1473L
SENSE
SENSE
SAB1
SAB2
GA1
GB1
GA2
GB2
+
–
16
15
14
13
12
11
10
9
1473 TA06
R
0.015
SENSE
Si4966DY
Si4966DY
+
C
OUT
1473 TA05
R
0.04
3.3V OR 5V
6A
SENSE
+
C
OUT
3.3V OR
V
BAT1