ltc4350 Linear Technology Corporation, ltc4350 Datasheet - Page 3

• Manufacturer Part Number: ltc4350
• Description: Hot Swappable Load Share Controller
• Manufacturer: Linear Technology Corporation

temperature range, otherwise specifications are at T
SYMBOL
DC Characteristics
V
V
I
V
∆V
I
V
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: R
TYPICAL PERFOR A CE CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
RSET(MAX)
GATE
RSET(MAX)
RSET(MIN)
RCTH
SOL
1.255
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
GATE
2.5
1.0
3.5
3.0
2.0
1.5
–50
0
UV Threshold vs Temperature
I
CC
T
+
A
V
and R
= 25°C
CC
vs V
–25
2
PARAMETER
R
R
R
Reverse Current Threshold
External N-Channel Gate Drive
GATE Pin Current
STATUS Pin Output Low
= 5V
SET
SET
SET
–
CC
could be at 17V while V
Pin Maximum Voltage
Pin Minimum Voltage
Pin Maximum Current
4
TEMPERATURE (°C)
0
6
V
CC
25
(V)
8
50
10
W
75
12
CC
4350 G04
4350 G01
U
= 0V.
100
14
1.222
1.220
1.218
1.216
1.214
1.212
1.210
1.208
1.206
1.204
1.202
1.66
1.64
1.62
1.60
1.58
1.56
1.54
–50
A
OV Threshold vs V
0
I
CC
CONDITIONS
V
V
V
V
R
V
V
Gate On, V
I
V
T
= 25°C. V
OUT
A
CC
CC
CC
CC
CC
R
GATE
SET
+
= 25°C
vs Temperature
–25
= 5V
2
= 3.3V, R
= 12V, R
= 5V, R
= 5V, R
– V
= 3mA
= 50Ω, V
The
– V
R
+
CC
4
TEMPERATURE (°C)
●
GATE
CC
0
SET
SET
denotes the specifications which apply over the full operating
SET
SET
= 5V unless otherwise noted.
IOUT
6
= 1000Ω
= 100Ω
V
= 0V
= 100Ω
CC
= 100Ω
25
Note 3: An internal clamp limits the GATE pin to a minimum of 10.8V
above V
part.
= 1.1V
(V)
CC
8
50
CC
10
. Driving this pin to voltages beyond the clamp may damage the
75
12
4350 G02
4350 G05
100
14
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
1.225
1.220
1.215
1.210
1.205
1.200
–50
UV Threshold vs V
OV Threshold vs Temperature
0
●
●
●
●
●
●
●
●
●
T
A
V
= 25°C
CC
2
–25
= 5V
MIN
0.94
0.94
10.8
0.1
– 8
18
10
4
TEMPERATURE (°C)
0
0.001
0.001
TYP
–10
0.3
6
20
30
12
V
1
1
CC
25
LTC4350
(V)
CC
8
MAX
1.03
1.03
12.7
– 12
0.5
0.5
1.2
50
21
40
10
75
12
UNITS
4350 G06
4350 G03
4350fa
3
mA
mV
100
14
µA
V
V
V
V
V
V