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LT4220IGN 数据表(PDF) 2 Page - Linear Technology

部件名 LT4220IGN
功能描述  Dual Supply Hot Swap 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

LT4220IGN 数据表(HTML) 2 Page - Linear Technology

  LT4220IGN Datasheet HTML 1Page - Linear Technology LT4220IGN Datasheet HTML 2Page - Linear Technology LT4220IGN Datasheet HTML 3Page - Linear Technology LT4220IGN Datasheet HTML 4Page - Linear Technology LT4220IGN Datasheet HTML 5Page - Linear Technology LT4220IGN Datasheet HTML 6Page - Linear Technology LT4220IGN Datasheet HTML 7Page - Linear Technology LT4220IGN Datasheet HTML 8Page - Linear Technology LT4220IGN Datasheet HTML 9Page - Linear Technology Next Button
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2
LT4220
4220f
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
VCC Operating Range
q
2.7
16.5
V
ICC
VCC Supply Current
q
2.7
4
mA
VEE
VEE Operating Range
q
–2.7
–16.5
V
IEE
VEE Supply Current
–1.6
–2.4
mA
VPLKO
VCC Undervoltage Lockout
q
2.35
2.45
2.55
V
VMLKO
VEE Undervoltage Lockout
q
–2.4
–2.45
–2.5
V
VON+H
ON+ ON Threshold
ON+ Rising
q
1.22
1.24
1.26
V
VON+HYS
ON+ Hysteresis
q
25
50
70
mV
∆VON+H
ON+ ON Threshold Line Regulation
VCC = 2.7V, VEE = –2.7V to VCC = 16.5V, VEE = –16.5V
q
0.02
0.15
mV/V
∆VON–H
ON– ON Threshold Line Regulation
VCC = 2.7V, VEE = –2.7V to VCC = 16.5V, VEE = –16.5V
q
0.05
1
mV/V
VON–HYS
ON– Hysteresis
q
25
50
70
mV
VON–H
ON– ON Voltage Threshold
ON– Falling
q
–1.22
–1.24
–1.26
V
ION+
ON+ Input Current
VON+ = 2V
q
0.01
±1
µA
ION–
ON– Input Current
VON– = GND
q
0.01
±1
µA
VFB+H
FB+ PWRGD Voltage Threshold
FB+ Rising
q
1.22
1.24
1.26
V
VFB+HYS
FB+ Hysteresis
Gate = 5V
q
25
50
70
mV
VFB–H
FB– PWRGD Voltage Threshold
FB – Falling
q
–1.22
–1.24
–1.26
V
VFB–HYS
FB– Hysteresis
Gate = 3V
q
25
50
70
mV
(Notes 1, 2)
VCC to GND ............................................................. 22V
VEE to GND ........................................................... –22V
TRACK, TIMER .............................. – 0.3V to VCC + 0.3V
ON+, FB+ ................................. VEE – 0.3V to VCC + 0.3V
ON–, FB– .................................. VEE – 0.3V to VCC + 0.3V
GATE+ ................................................ –0.3V to VCC + 8V
GATE– .............................. –16.5V with VEE = –22V to 0V
SENSE+ ............................................. –0.3V to VCC + 5V
SENSE–, SENSEK ....................... VEE – 0.3V to VEE + 3V
PWRGD, FAULT ................................. –0.3V to VCC + 5V
Operating Temperature Range
LT4220C ........................................... 0
°C ≤ TA ≤ 70°C
LT4220I ....................................... –40
°C ≤ TA ≤ 85°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ABSOLUTE MAXIMUM RATINGS
PACKAGE/ORDER INFORMATION
ORDER PART
NUMBER
LT4220CGN
LT4220IGN
GN PART MARKING
4220
4220I
TJMAX = 125°C, θJA = 130°C/W
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, VEE = –5V, unless otherwise noted.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
VEE
SENSEK
SENSE–
GATE–
FB–
ON–
TRACK
TIMER
VCC
SENSE+
GATE+
FB+
ON+
FAULT
PWRGD
GND
DC ELECTRICAL CHARACTERISTICS



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