LTC4415
20
4415fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2011
LT 0412 REV A • PRINTED IN USA
relaTeD parTs
Typical applicaTion
Power Backup Using Supercapacitors and Optional Keep-Alive Cell
PART NUMBER DESCRIPTION COMMENTS
LTC4411 2.6A Low Loss Ideal Diode Monolithic Low Loss PowerPath, ThinSOT Package
LTC4412 PowerPath Controller 3V to 28V Input Voltage Range, ThinSOT Package
LTC4413-1/
LTC4413-2
Dual 2.6A, 2.5V to 5.5V, Ideal Diodes in 3mm × 3mm DFN
140mΩ On-Resistance, Overvoltage Protection Sensor with Drive Output
LTC4414 36V, Low Loss PowerPath Controller for Large PFETs Drives Large Q
G
PFETs, 3.5V to 36V
LTC4416 36V, Low Loss Dual PowerPath Controllers Designed to Drive Large and Small Q
G
PFETs, 3.5V to 36V
LTC4352 Low Voltage Ideal Diode Controller With Monitoring Controls Single N-Channel MOSFET, Input Supply Monitors, 2.9V to 18V
LTC4354 Negative High Voltage Diode-OR Controller and Monitor Controls Two N-Channel MOSFETs, 4.5V to 80V
LTC4355 Positive High Voltage Diode-OR Controller and Monitor Controls Two N-Channel MOSFETs, 9V to 80V
LTC4357 Positive High Voltage Ideal Diode Controller Controls Single N-Channel MOSFET, 9V to 80V
LTC4358 5A Monolithic Ideal Diode 20mΩ N-Channel MOSFET, 9V to 26.5V
LTC4066 USB Power Controller and Li-Ion Linear Charger with Low
Loss Ideal Diode
Seamless Transition Between Input Power Sources: Li-Ion Battery,
USB and 5V Wall Adapter
LTC4425 Linear Supercapacitor Charger with Current-Limited Ideal
Diode and V/I Monitor
50mΩ On-Resistance, 2.7V to 5.5V, Programmable Current Limit,
Programmable Output Voltage Mode
LTC2952 Pushbutton Ideal Diode PowerPath Controller with
Supervisor
Controls Two P-Channel MOSFETs, 2.7V to 28V
IDEAL
IDEAL
LTC4415
GND
EN1
M2
CLIM1
CLIM2
STAT1
WARN1
WARN2
STAT2
EN2
IN2
IN1 OUT1
OUT2
125Ω
300k
200k
125Ω
M1
PV
IN1
PV
IN2
SW2
SW3
FB2
FB3
V
OUT1
LTC3521
SHDN2
SHDN1
1.0M
137k
68.1k
10µF
V
IN
4.7µH
47k
4.7µH
L1 3.3µH
DD
294k
100k
R
PROG
78.7k
L2 3.3µH
V
OUT1
3.3V 1A
V
1.8V
0.6A
100k
100k
10µF
4.7µH
V
1.2V
0.6A
221k
4415 TA02
SHDN3
PWM
SW1A
SW1B
FB1
PGOOD2
PGOOD1
PGOOD3PGND1A
PGND2GNDPGND1B
ON
OFF
PWM
BURST
47µF
DMN2215UDM
22µF
C
TOP
360F
C
BOT
360F
SW1
V
OUT
SW2
EN
V
IN
PFI
V
SEL
CTL
GND
GND
V
MID
PFO
PROG
LTC3625
