LTC4222
32
4222fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 0312 REV B • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LTC1642A Single Channel, Hot Swap Controller Operates from 3V to 16.5V, Overvoltage Protection up to 33V, SSOP-16
LTC1645 Dual Channel, Hot Swap Controller Operates from 3V to 12V, Power Sequencing, SO-8 or SO-14
LTC1647-1/LTC1647-2/
LTC1647-3
Dual Channel, Hot Swap Controller Operates from 2.7V to 16.5V, SO-8 or SSOP-16
LTC4210 Single Channel, Hot Swap Controller Operates from 2.7V to 16.5V, Active Current Limiting, SOT23-6
LTC4211 Single Channel, Hot Swap Controller Operates from 2.5V to 16.5V, Multifunction Current Control, MSOP-8 or MSOP-10
LTC4212 Single Channel, Hot Swap Controller Operates from 2.5V to 16.5V, Power-Up Timeout, MSOP-10
LTC4214 Negative Voltage, Hot Swap Controller Operates from –6V to –16V, MSOP-10
LTC4215 Single Channel, Hot Swap Controller with I
2
C
Monitoring
Operates from 2.9V to 15V, 8-Bit ADC Monitors Current and Voltage
LTC4216 Single Channel, Hot Swap Controller
Operates from 0V to 6V, MSOP-10 or 12-Lead (4mm × 3mm) DFN
LTC4217 Single Channel, Hot Swap Controller Operates from 2.9V to 26.5V, Integrated MOSFET, TSSOP-20 or DFN-16
LTC4218 Single Channel, Hot Swap Controller Operates from 2.9V to 26.5V, 5% Accurate Current Limit, SSOP-16 or DFN-16
LT4220 Positive and Negative Voltage, Dual Channel,
Hot Swap Controller
Operates from ±2.7V to ±16.5V, SSOP-16
LTC4221 Dual Hot Swap Controller/Sequencer Operates from 1V to 13.5V, Multifunction Current Control, SSOP-16
LTC4224 Dual Channel, Hot Swap Controller
Operates from 1V to 6V, Compact, MSOP-10 or (3mm × 2mm) DFN-10
Figure 13. µTCA Application Supplying 12V Payload Power to Two µTCA Slots
UV1 V
DD1
LTC4222
GATE1
INTV
CC
ADR2
ADR1NC
ADR0
CONFIG
SOURCE1
UV2 V
DD2
GATE2 SOURCE2
OV1
OV2
ALERT
SCL
SDA
ON
FB1
ADIN1
TIMER
GPIO1
EN1
SS
µTCA
PLUG-IN
CARD 2
µTCA
PLUG-IN
CARD 1
PWR GOOD 1
PWR GOOD 2
10Ω
68nF
Si7336ADP
93.1k
12.1k
100k
4222 TA02a
0.1µF
93.1k
2k
10.2k
BACKPLANE
GND
12V 12V
12V
ADIN2
FB2
GPIO2
EN2
0.1µF
10Ω
6mΩ
Si7336ADP
93.1k
12.1k
100k
0.1µF
93.1k
2k
10.2k
12V
1µF
LOAD
1
SENSE1
–
SENSE2
–
LOAD
2
