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LTC1642AIGN 数据表(PDF) 2 Page - Linear Technology

部件名 LTC1642AIGN
功能描述  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

LTC1642AIGN 数据表(HTML) 2 Page - Linear Technology

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LTC1642A
1642af
Supply Voltage (VCC) .................................– 0.3V to 33V
SENSE Pin ................................... – 0.3V to (VCC + 0.3V)
ON, FB, OV, COMP +, COMP –
RESET, FAULT, COMPOUT .....................– 0.3V to 18.5V
Operating Temperature Range
LTC1642AC ............................................. 0
°C to 70°C
LTC1642AI ......................................... – 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)
ORDER PART
NUMBER
LTC1642ACGN
LTC1642AIGN
Consult LTC Marketing for parts specified with wider operating temperature ranges.
TJMAX = 150°C, θJA = 130°C/W
DC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Operating Voltage Range
●
2.97
16.5
V
ICC
VCC Supply Current
ON = VCC
●
1.25
3.0
mA
VLKHI
VCC Undervoltage Lockout
VCC Rising
●
2.55
2.73
2.95
V
VLKLO
VCC Undervoltage Lockout
VCC Falling
●
2.35
2.50
2.95
V
VLKHYST
VCC Undervoltage Lockout Hysteresis
230
mV
VFB
FB Pin Voltage Threshold
FB Falling
●
1.208
1.220
1.232
V
∆VFB
FB Pin Threshold Supply Variation
FB Falling, 2.97V
≤ VCC ≤ 16.5V
●
515
mV
VFBHST
FB Pin Voltage Threshold Hysteresis
3
mV
IFB(IN)
FB Pin Input Current
VOV = 5V
●
0
±1
µA
VOV
OV Pin Voltage Threshold
OV Rising
●
1.208
1.220
1.232
V
∆VOV
OV Pin Threshold Supply Variation
OV Rising, 2.97V
≤ VCC ≤ 16.5V
●
515
mV
VOVHYST
OV Pin Voltage Theshold Hysteresis
3
mV
IOV(IN)
OV Pin Input Current
VFB = 5V
●
0
±1
µA
VRST
RST TMR Pin Voltage Threshold
RST TMR Rising
●
1.200
1.220
1.250
V
∆VRST
RST TMR Pin Threshold Supply Variation
RST TMR Rising, 2.97V
≤ VCC ≤ 16.5V
●
515
mV
IRST
RST TMR Pin Current
Timer On
●
– 1.5
– 2.0
– 2.5
µA
Timer Off, VRSTTMR = 1.5V
10
mA
VBRK
BRK TMR Pin Voltage Threshold
BRK TMR Rising
●
1.200
1.220
1.250
V
∆VBRK
BRK TMR Pin Threshold Supply Variation
BRK TMR Rising, 2.97V
≤ VCC ≤ 16.5V
●
515
mV
IBRK
BRK TMR Pin Current
Timer On
●
–15
–20
–30
µA
Timer Off, VBRKTMR = 1.5V
10
mA
VCR
CRWBR Pin Voltage Theshold
CRWBR Rising
●
375
410
425
mV
∆VCR
CRWBR Pin Threshold Supply Variation
2.97V
≤ VCC ≤ 16.5V
●
415
mV
ICR
CRWBR Pin Current
CRWBR On, VCRWBR = 0V
●
–30
–45
–60
µA
CRWBR On, VCRWBR = 2.1V
● –1000
–1500
µA
CRWBR Off, VCRWBR = 1.5V
2.3
mA
The
● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VCC = 5V unless otherwise specified.
GN PART
MARKING
1642A
1642AI
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
CRWBR
BRK TMR
RST TMR
ON
RESET
FAULT
FB
GND
VCC
SENSE
GATE
REF
COMP–
COMP+
COMPOUT
OV
GN PACKAGE
16-LEAD PLASTIC SSOP
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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