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LT1641 데이터시트(PDF) 2 Page - Linear Technology

부품명 LT1641
상세설명  Positive High Voltage Hot Swap Controller
PDF  12 Pages
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제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LT1641 데이터시트(HTML) 2 Page - Linear Technology

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LT1641
Supply Voltage (VCC) ...............................– 0.3V to 100V
Input Voltage (SENSE) .............................– 0.3V to 100V
Input Voltage (TIMER) ...............................– 0.3V to 44V
Input Voltage (FB, ON) ...............................– 0.3V to 60V
Output Voltage (PWRGD) ........................– 0.3V to 100V
Output Voltage (GATE) ............................– 0.3V to 100V
Operating Temperature Range
LT1641CS8 ............................................. 0
°C to 70°C
LT1641IS8 .......................................... – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
S8 PART
MARKING
TJMAX = 125°C, θJA = 90°C/W
Consult factory for Military grade parts.
1641
1641I
LT1641CS8
LT1641IS8
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
1
2
3
4
8
7
6
5
TOP VIEW
VCC
SENSE
GATE
TIMER
ON
FB
PWRGD
GND
S8 PACKAGE
8-LEAD PLASTIC SO
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. Vcc = 24V
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
VCC Operating Range
q
980
V
ICC
VCC Supply Current
ON = 3V
q
2
5.5
mA
VLKO
VCC Undervoltage Lockout
q
7.5
8.3
8.8
V
VFBL
FB Pin High Voltage Threshold
FB Low to High Transition
q
1.280
1.313
1.345
V
VFBL
FB Pin Low Voltage Threshold
FB High to Low Transition
q
1.221
1.233
1.245
V
VFBHST
FB Pin Hysteresis Voltage
80
mV
IINFB
FB Pin Input Current
VFB = GND
– 1
µA
∆VFB
FB Pin Threshold Line Regulation
9V
≤ VCC ≤ 80V
q
0.05
mV/V
VSENSETRIP
SENSE Pin Trip Voltage (VCC – VSENSE)VFB = 0V
q
512
16
mV
VFB = 1V
q
42
47
52
mV
IGATEUP
GATE Pin Pull-Up Current
Charge Pump On, VGATE = 7V
q
–5
– 10
– 20
µA
IGATEDN
GATE Pin Pull-Down Current
Any Fault Condition, VGATE = 2V
q
50
70
90
mA
∆VGATE
External N-Channel Gate Drive
VGATE – VCC, VCC = 10.8V to 20V
q
4.5
18
V
VCC = 20V to 80V
q
10
18
V
ITIMERUP
TIMER Pin Pull-Up Current
q
– 40
– 80
– 120
µA
ITIMERON
TIMER Pin Pull-Down Current
q
1.5
3
4.5
µA
VONH
ON Pin High Threshold
ON Low to High Transition
q
1.280
1.313
1.345
V
VONL
ON Pin Low Threshold
ON High to Low Transition
q
1.221
1.233
1.245
V
VONHYST
ON Pin Hysteresis
80
mV
IINON
ON Pin Input Current
VON = GND
– 1
µA
VOL
PWRGD Output Low Voltage
IO = 2mA
q
0.4
V
IO = 5mA
q
0.8
V
IOH
PWRGD Pin Leakage Current
VPWRGD = 80V
q
10
µA
DC ELECTRICAL CHARACTERISTICS



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