LTC4244IGN-1#TRPBF Linear Technology, LTC4244IGN-1#TRPBF Datasheet - Page 10

• Manufacturer Part Number: LTC4244IGN-1#TRPBF
• Description: IC CTRLR HOTSWAP PCI 20-SSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4244IGN-1#TRPBF

• Applications: CompactPCI™
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 5V, ±12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP (0.154", 3.91mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

BLOCK DIAGRA
LTC4244/LTC4244-1
10
17
16
15
14
13
10
THERMAL FAULT
5
7
9
1
2
3.3V
3.3V
GATE
5V
5V
OFF/ON
PWRGD
RESETOUT
RESETIN
12V
V
EEIN
THERMAL FAULT
SENSE
IN
IN
IN
SENSE
CP_OFF
V
EEIN
REF
CP_OFF
CP_OFF
CURRENT
12V SWITCH
CONTROL
FAULT
MONITOR
V
5V
UVL
CC
RESET
V
CHARGE
CC
PUMP
V
UVL
EE
CONTROL
SWITCH
12V CURRENT FAULT
FALLING
RISING
DELAY
DELAY
EDGE
EDGE
46 s
8 s
+
–
V
W
EE
50mV
–
CURRENT FAULT
+
TIMER_HI 150mV
TIMER_LO 50mV
5V
+ –
+ –
OUT
CP_OFF
–
+
21 A
FALLING
DELAY
EDGE
14 s
12V
IN
REF
TIMER_HI
POWER GOOD
MONITOR
V
CP_OFF
CC
TIMER
4
V
CC
3.3V CURRENT FAULT
12V CURRENT FAULT
V
67 A
60 A
5V CURRENT FAULT
EE
SHUTDOWN
REFERENCE
THERMAL
CURRENT FAULT
V
V
CC
CC
S
R
Q
Q
THERMAL
FAULT
REF
TIMER_LO
THERMAL
FAULT
–
+
TIMER_HI
TIMER_HI 150mV
TIMER_LO 50mV
5V
3.3V
IN
–
–
4R
R
+
+
OUT
–
+
RISING
DELAY
50mV
EDGE
25 s
+ –
V
CC
–
+
CP_OFF
S
R
Q
Q
3.3V
CURRENT FAULT
PRECHARGE
3.3V
12V
V
DRIVE
5V
FAULT
EEOUT
GND
OUT
OUT
OUT
42441f
4244 BD
11
12
20
18
19
3
8
6