LTC1421 LINER [Linear Technology], LTC1421 Datasheet - Page 2

• Manufacturer Part Number: LTC1421
• Description: Hot Swap Controller
• Manufacturer: LINER [Linear Technology]

ABSOLUTE
LTC1421/LTC1421-2.5
(Note 1)
Supply Voltage (V
Input Voltage (Analog Pins) ..... – 0.3V to (V
Input Voltage (Digital Pins) ................... – 0.3V to 13.2V
Output Voltage (Digital Pins) .. – 0.3V to (V
Output Voltage (CPON) ......... – 13.2V to (V
Output Voltage (V
Output Voltage (GATELO, GATEHI) ........... – 0.3V to 20V
Operating Temperature Range .................... 0 C to 70 C
Storage Temperature Range ................ – 65 C to 150 C
Lead Temperature (Soldering, 10 sec)................. 300 C
ELECTRICAL CHARACTERISTICS
SYMBOL
DC Characteristics
I
I
V
V
V
I
V
V
V
V
V
R
V
V
2
CCLO
CCHI
RSC
LKO
LKH
REF
COF
CPSR
CHST
RST
RHST
CB
TRIP
V
V
FB
LNR
LDR
PARAMETER
V
V
Undervoltage Lockout
Undervoltage Lockout Hysteresis
Reference Output Voltage
Reference Line Regulation
Reference Load Regulation
Reference Short-Circuit Current
Comparator Offset Voltage
Comparator Power Supply Rejection
Comparator Hysteresis
Reset Voltage Threshold (V
Reset Threshold Hysteresis (V
FB Pin Input Resistance
Circuit Breaker Trip Voltage
Output Voltage for Re-Power-Up
CCLO
CCHI
Supply Current
Supply Current
OUTLO
CCLO
W
MAXIMUM
, V
, V
CCHI
OUTHI
W W
, AUXV
OUTLO
) ........... – 0.3V to 13.2V
OUTLO
)
)
CC
RATINGS
) .............. 13.2V
No Load
CONDITIONS
CON1 = CON2 = GND, POR = V
CON1 = CON2 = GND, POR = V
V
V
3V V
I
V
0V V
0V V
0V V
FB = V
FB = Floating
FB = GND
FB = V
FB = Floating
FB = GND
0V V
V
LTC1421 (Note 3)
LTC1421-2.5 (Note 4)
O
CCLO
CCLO
U
CCLO
CCLO
REF
CB
CCHI
= (V
0mA to – 5mA, Sourcing Only
= 0V
OUTLO
OUTLO
CCLO
CM
CM
FB
CM
and V
and V
+ 0.3V)
+ 0.3V)
+ 0.3V)
CCLO
V
V
(V
(V
(V
CCHI
CCHI
CCHI
CCLO
– V
12V, No Load
CCLO
CCLO
CCLO
SETLO
= 12V, V
1.3V)
1.3V), 3V V
1.3V)
) or V
PACKAGE/ORDER I FOR ATIO
Consult factory for Industrial and Military grade parts.
DISABLE
PWRGD
CCLO
RESET
CB
FAULT
RAMP
CON1
CON2
CPON
GND
POR
REF
T
T
= (V
CCLO
CCLO
FB
JMAX
JMAX
= 5V, T
CCLO
CCHI
24-LEAD PLASTIC SSOP
10
11
12
1
2
3
4
5
6
7
8
9
24-LEAD PLASTIC SO
= 125 C,
= 125 C,
SW PACKAGE
– V
G PACKAGE
TOP VIEW
A
12V
SETHI
= 25 C unless otherwise noted (Note 2).
JA
JA
= 100 C/W (G)
= 85 C/W (SW)
)
24
23
22
21
20
19
18
17
16
15
14
13
AUXV
V
SETLO
GATELO
V
V
SETHI
GATEHI
V
COMPOUT
COMP
COMP
CCLO
OUTLO
CCHI
OUTHI
1.220
2.28
2.80
4.50
5.75
MIN
40
CC
–
+
U
1.232
2.45
– 45
2.90
4.65
5.88
TYP
100
1.5
0.6
0.1
2.5
12
15
95
50
4
1
7
7
LTC1421CG
LTC1421CSW
LTC1421-2.5CG
LTC1421-2.5CSW
ORDER PART
NUMBER
W
1.244
MAX
2.60
3.00
4.75
6.01
60
3
1
8
3
1
10
UNITS
mV/V
U
mA
mA
mV
mV
mV
mA
mV
mV
mV
mV
mV
mV
k
V
V
V
V
V
V
V