LTC4417
32
4417f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2012
LT 1112 • PRINTED IN USA
relaTeD parTs
Typical applicaTion
PART NUMBER DESCRIPTION COMMENTS
LTC4411 2.6A Low Loss Ideal Diode in ThinSOT™ Internal 2.6A P-channel, 2.6V to 5.5V, 40µA I
Q
, SOT-23 Package
LTC4412HV 36V Low Loss PowerPath Controller in ThinSOT 2.5V to 36V, P-channel, 11µA I
Q
, SOT-23 Package
LTC4415 Dual 4A Ideal Diodes with Adjustable Current Limit Dual Internal P-channel, 1.7V to 5.5V, MSOP-16 and DFN-16 Packages
LTC4416 36V Low Loss Dual PowerPath Controller for Large PFETs 3.6V to 36V, 35µA I
Q
per Supply, MSOP-10 Package
LTC4355 Positive High Voltage Ideal Diode-OR with Supply and
Fuse Monitors
Dual N-channel, 9V to 80V, SO-16, MSOP-16 and DFN-14 Packages
LTC4359 Ideal Diode Controller with Reverse Input Protection N-channel, 4V to 80V, MSOP-8 and DFN-6 Packages
LTC2952 Pushbutton PowerPath Controller with Supervisor 2.7V to 28V, On/Off Timers, ±8kV HBM ESD, TSSOP-20 and QFN-20
Packages
Dual Channel LTC4417 Application with Output Voltage Monitoring Using Third Channel
10µF
VS1
V1 V
OUT
5V OUTPUT
VALID1
VALID2
VALID3
12V WALL
ADAPTER
C
IN
2200µF
14.4V NiCd
BATTERY
UV1
OV1
R3
806k
R2
39.2k
R1
60.4k
R6
845k
R5
26.1k
R4
51.1k
R9
357k
R8
15.4k
R7
84.5k
R10
1M
R11
1M
R12
1M
V1 INVALID
V2 INVALID
5V OUTPUT INVALID
V2
UV2
OV2
V3 EN
SHDN
HYS
CAS
UV3
OV3
4417 TA07
G1 VS2 VS3G2
GND
LTC4417
G3
IRF7324
M3 M4
IRF7324
M1 M2
C
V1
0.1µF
C
VS2
1µF
C1
10nF
C
VS1
0.1µF
C
V2
0.1µF
C
V3
0.1µF
+
C
L
100µF
V
OUT
+
+
INOUT
REF/BYP
C2
10nF
ADJ
GND
SHDN
LT3060-5
R
S
2.21k
D
S
BAT54
C
S
6.8nF