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LTC4350IGN 数据表(PDF) 3 Page - Linear Technology

部件名 LTC4350IGN
功能描述  Hot Swappable Load Share Controller
PDF  16 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC4350IGN 数据表(HTML) 3 Page - Linear Technology

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3
LTC4350
4350fa
The
● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
TYPICAL PERFOR A CE CHARACTERISTICS
ICC vs VCC
VCC (V)
02
1.0
2.0
3.5
4
8
10
4350 G01
1.5
3.0
2.5
6
12
14
TA = 25°C
TEMPERATURE (°C)
–50
1.66
1.64
1.62
1.60
1.58
1.56
1.54
25
75
4350 G02
–25
0
50
100
VCC = 5V
VCC (V)
02
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
4
8
10
4350 G03
6
12
14
TA = 25°C
ICC vs Temperature
UV Threshold vs VCC
UV Threshold vs Temperature
OV Threshold vs VCC
OV Threshold vs Temperature
TEMPERATURE (°C)
–50
1.255
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
–25
025
50
4350 G04
75
100
VCC = 5V
VCC (V)
02
1.222
1.220
1.218
1.216
1.214
1.212
1.210
1.208
1.206
1.204
1.202
4
8
10
4350 G05
6
12
14
TA = 25°C
TEMPERATURE (°C)
–50
1.225
1.220
1.215
1.210
1.205
1.200
–25
025
50
4350 G06
75
100
VCC = 5V
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: R+ and R– could be at 17V while VCC = 0V.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DC Characteristics
VRSET(MAX) RSET Pin Maximum Voltage
VCC = 3.3V, RSET = 100Ω
●
0.94
1
1.03
V
VCC = 12V, RSET = 100Ω
●
0.94
1
1.03
V
VRSET(MIN)
RSET Pin Minimum Voltage
VCC = 5V, RSET = 1000Ω
●
0.001
0.5
V
VCC = 5V, RSET = 100Ω
●
0.001
0.5
V
IRSET(MAX)
RSET Pin Maximum Current
RSET = 50Ω, VIOUT = 1.1V
●
18
20
21
mA
VRCTH
Reverse Current Threshold
VR+ – VR+
●
10
30
40
mV
∆VGATE
External N-Channel Gate Drive
VGATE – VCC
●
10.8
12
12.7
V
IGATE
GATE Pin Current
Gate On, VGATE = 0V
●
–8
–10
– 12
µA
VSOL
STATUS Pin Output Low
IOUT = 3mA
●
0.1
0.3
1.2
V
Note 3: An internal clamp limits the GATE pin to a minimum of 10.8V
above VCC. Driving this pin to voltages beyond the clamp may damage the
part.



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