LTC4280
28
4280f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2010
LT 0510 • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LTC4151 High Voltage Current and Voltage Monitor
with ADC and I
2
C
7V to 80V Single Voltage/Current Monitor with 12-Bit ADC
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
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
LTC4222 Dual Hot Swap Controller with ADC and I
2
C 2.9V to 29V Dual Controller with 10-Bit ADC, dl/dt Controlled Soft-Start
LTC4245 Multiple Supply CompactPCI or PCI Express
Hot Swap Controller with I
2
C
Internal 8-Bit ADC, dl/dt Controlled Soft-Start
LTC4260 Positive High Voltage Hot Swap Controller
with ADC and I
2
C
8-Bit ADC Monitoring Current and Voltages, Supplies from 8.5V to 80V
LTC4261 Negative High Voltage Hot Swap Controller
with ADC and I
2
C
10-Bit ADC Monitoring Current and Voltages, Supplies from –12V to –100V
UV V
DD
SENSE
+
SENSE
–
LTC4280UFD
GATE
INTV
CC
ADR0 ADR1 ADR2 GND
SOURCE
OV
SDAI
SDAO
SCL
ON
FB
ADIN
GPIO
EN
FILTER
TIMER
R5
10
R6
15k
C1
22nF
R
S
0.0015
Q1
Si7880DP
–12V
R7
30.1k
1%
OUTPUT
–12V
R8
3.57k
1%
4280 F14
C3
0.1µF
D1
5.6V
R14
100k
R1
34.8k
1%
R2
1.18k
1%
R12
10k
R4
3.3k
R9
10k
R10
3.3k
–12V
R3
3.4k
1%
C
TIMER
1µF
C
F
0.1µF
C
F
47nF
C
L
1000µF
R13
3.3k
HCPL-0300
28
–7V
3
6
5
HCPL-0300
28
–7V
3
6
5
–7V
–7V
–7V
HCPL-0300
68
5
2
3
–7V
Q2
PLUG-IN
CARD
BACKPLANE
GND
5V
SDA
SCL
V
IN
–12V
D2
P6KE16A
–12V Card Resident Application with Optically Isolated I
2
C and a 16.6A Circuit Breaker
