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LT1641-1IS8 数据表(PDF) 2 Page - Linear Technology

部件名 LT1641-1IS8
功能描述  Positive High Voltage Hot Swap Controllers
Download  12 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT1641-1IS8 数据表(HTML) 2 Page - Linear Technology

  LT1641-1IS8 Datasheet HTML 1Page - Linear Technology LT1641-1IS8 Datasheet HTML 2Page - Linear Technology LT1641-1IS8 Datasheet HTML 3Page - Linear Technology LT1641-1IS8 Datasheet HTML 4Page - Linear Technology LT1641-1IS8 Datasheet HTML 5Page - Linear Technology LT1641-1IS8 Datasheet HTML 6Page - Linear Technology LT1641-1IS8 Datasheet HTML 7Page - Linear Technology LT1641-1IS8 Datasheet HTML 8Page - Linear Technology LT1641-1IS8 Datasheet HTML 9Page - Linear Technology Next Button
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LT1641-1/LT1641-2
164112fc
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
LT1641-1C, LT1641-2C ........................... 0
°C to 70°C
LT1641-1I, LT1641-2I ........................ – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
The
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
980
V
ICC
VCC Supply Current
ON = 3V
2
5.5
mA
VLKO
VCC Undervoltage Lockout
7.5
8.3
8.8
V
VFBH
FB Pin High Voltage Threshold
FB Low to High Transition
1.280
1.313
1.345
V
VFBL
FB Pin Low Voltage Threshold
FB High to Low Transition
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
0.05
mV/V
VSENSETRIP
SENSE Pin Trip Voltage (VCC – VSENSE)VFB = 0V
812
17
mV
VFB = 1V
39
47
55
mV
IGATEUP
GATE Pin Pull-Up Current
Charge Pump On, VGATE = 7V
–5
– 10
– 20
µA
IGATEDN
GATE Pin Pull-Down Current
Any Fault Condition, VGATE = 2V
35
70
100
mA
∆VGATE
External N-Channel Gate Drive
VGATE – VCC, VCC = 10.8V to 20V
4.5
18
V
VCC = 20V to 80V
10
18
V
ITIMERUP
TIMER Pin Pull-Up Current
VTIMER = 0V
– 24
– 80
– 132
µA
ITIMERON
TIMER Pin Pull-Down Current
VTIMER = 1V
1.5
3
5
µA
VONH
ON Pin High Threshold
ON Low to High Transition
1.280
1.313
1.345
V
VONL
ON Pin Low Threshold
ON High to Low Transition
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
0.4
V
IO = 4mA
2.5
V
IOH
PWRGD Pin Leakage Current
VPWRGD = 80V
10
µA
DC ELECTRICAL CHARACTERISTICS
TJMAX = 125°C, θJA = 110°C/W
16411
16411I
16412
16412I
LT1641-1CS8
LT1641-1IS8
LT1641-2CS8
LT1641-2IS8
1
2
3
4
8
7
6
5
TOP VIEW
VCC
SENSE
GATE
TIMER
ON
FB
PWRGD
GND
S8 PACKAGE
8-LEAD PLASTIC SO
ORDER PART NUMBER
S8 PART MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/


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