2
LT1640L/LT1640H
1640lhfb
ABSOLUTE MAXIMUM RATINGS
W
W
Supply Voltage (V
DD
V
EE
) .................... 0.3V to 100V
DRAIN, PWRGD, PWRGD Pins............... 0.3V to 100V
SENSE, GATE Pins.................................... 0.3V to 20V
UV, OV Pins .............................................. 0.3V to 60V
Maximum Junction Temperature......................... 125癈
Operating Temperature Range
LT1640LC/LT1640HC ............................. 0癈 to 70癈
LT1640LI/LT1640HI .......................... 40癈 to 85癈
Storage Temperature Range ................ 65癈 to 150癈
Lead Temperature (Soldering, 10 sec)................. 300癈
(Note 1), All Voltages Referred to V
EE
ELECTRICAL CHARACTERISTICS
SYMBOL    PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DC
V
DD
Supply Operating Range
q
10
80
V
I
DD
Supply Current
UV = 3V, OV = V
EE
, SENSE = V
EE
q
1.3
5
mA
V
CB
Circuit Breaker Trip Voltage
V
CB
= (V
SENSE
V
EE
)
q
40
50
60
mV
I
PU
GATE Pin Pull-Up Current
Gate Drive On, V
GATE
= V
EE
q
30
45
60
礎
I
PD
GATE Pin Pull-Down Current
Any Fault Condition
24
50
70
mA
I
SENSE
SENSE Pin Current
V
SENSE
= 50mV
20
礎
V
GATE
External Gate Drive
(V
GATE
V
EE
), 15V d V
DD
d 80V
q
10
13.5
18
V
(V
GATE
V
EE
), 10V d V
DD
< 15V
q
6
8
15
V
V
UVH
UV Pin High Threshold Voltage
UV Low to High Transition
q
1.213
1.243
1.272
V
V
UVL
UV Pin Low Threshold Voltage
UV High to Low Transition
q
1.198
1.223
1.247
V
V
UVHY
UV Pin Hysteresis
20
mV
I
INUV
UV Pin Input Current
V
UV
= V
EE
q
0.02
0.5
礎
V
OVH
OV Pin High Threshold Voltage
OV Low to High Transition
q
1.198
1.223
1.247
V
V
OVL
OV Pin Low Threshold Voltage
OV High to Low Transition
q
1.165
1.203
1.232
V
V
OVHY
OV Pin Hysteresis
20
mV
I
INOV
OV Pin Input Current
V
OV
= V
EE
q
0.03
0.5
礎
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25?/SPAN>C. (Note 2), V
DD
= 48V, V
EE
= 0V unless otherwise noted.
U
U
PACKAGE/ORDER I FOR  ATIO
ORDER PART
NUMBER
S8 PART MARKING
LT1640LCN8
LT1640LCS8
LT1640LIN8
LT1640LIS8
1640L
1640LI
T
JMAX
= 125癈, ?/DIV>
JA
= 120癈/W (N8)
T
JMAX
= 125癈, ?/DIV>
JA
= 150癈/W (S8)
1
2
3
4
8
7
6
5
TOP VIEW
V
DD
DRAIN
GATE
SENSE
PWRGD
OV
UV
V
EE
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
ORDER PART
NUMBER
S8 PART MARKING
LT1640HCN8
LT1640HCS8
LT1640HIN8
LT1640HIS8
1640H
1640HI
T
JMAX
= 125癈, ?/DIV>
JA
= 120癈/W (N8)
T
JMAX
= 125癈, ?/DIV>
JA
= 150癈/W (S8)
1
2
3
4
8
7
6
5
TOP VIEW
V
DD
DRAIN
GATE
SENSE
PWRGD
OV
UV
V
EE
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
相關代理商/技術參數 |
參數描述 |
LT1640HIS8 |
功能描述:IC CONTRLR HOTSWAP NEGVOLT 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標準包裝:50 系列:- 類型:熱交換控制器 應用:-48V 遠程電力系統,AdvancedTCA ? 系統,高可用性 內部開關:無 電流限制:可調 電源電壓:11.5 V ~ 14.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應商設備封裝:10-MSOP 包裝:管件 |
LT1640HIS8#PBF |
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LT1640HIS8#TR |
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LT1640HIS8#TRPBF |
功能描述:IC CONTRLR HOTSWAP NEGVOLT 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 熱交換 系列:- 標準包裝:50 系列:- 類型:熱交換控制器 應用:-48V 遠程電力系統,AdvancedTCA ? 系統,高可用性 內部開關:無 電流限制:可調 電源電壓:11.5 V ~ 14.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP,10-MSOP(0.118",3.00mm 寬) 供應商設備封裝:10-MSOP 包裝:管件 |
LT1640L |
制造商:LINER 制造商全稱:Linear Technology 功能描述:Negative Voltage Hot Swap Controller |