LT1640LIS8#PBF Linear Technology, LT1640LIS8#PBF Datasheet - Page 6
![IC CONTRLR HOTSWAP NEGVOLT 8SOIC](/photos/7/35/73584/lt1640lis8_pbf_sml.jpg)
LT1640LIS8#PBF
Manufacturer Part Number
LT1640LIS8#PBF
Description
IC CONTRLR HOTSWAP NEGVOLT 8SOIC
Manufacturer
Linear Technology
Type
Hot-Swap Controllerr
Datasheet
1.LT1640LCS8PBF.pdf
(16 pages)
Specifications of LT1640LIS8#PBF
Applications
General Purpose
Internal Switch(s)
No
Voltage - Supply
-10 V ~ -80 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154", 3.90mm Width)
Output Voltage
1.5V
Internal Switch
No
Supply Voltage Range
10V To 80V
Digital Ic Case Style
SOIC
No. Of Pins
8
Operating Temperature Range
-40°C To +85°C
Msl
MSL 1 - Unlimited
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LT1640L/LT1640H
TIMING DIAGRAMS
6
TEST CIRCUIT
SENSE
GATE
GATE
W U
OV
2V
0V
Figure 4. SENSE to GATE Timing
50mV
Figure 2. OV to GATE Timing
1.223V
1V
t
t
PHLOV
PHLSENSE
1V
W
V
UV
V
5V
+
V
1.203V
OV
5k
R
t
PLHOV
1V
Figure 1. Test Circuit
PWRGD/PWRGD V
OV
UV
V
1640 F04
EE
1640 F02
LT1640L/LT1640H
V
DRAIN
SENSE
GATE
PWRGD
GATE
UV
DD
2V
0V
– V
PWRGD
PWRGD
DRAIN
DRAIN
DRAIN
Figure 5. DRAIN to PWRGD/PWRGD Timing
1.8V
1.8V
= 0V
1640 F01
V
V
V
V
0V
DRAIN
SENSE
EE
EE
+
–
1.223V
Figure 3. UV to GATE Timing
48V
1V
t
PHLUV
t
1V
PLHPG
1V
t
PLHPG
1.4V
1.4V
1.243V
t
PHLPG
1V
t
PHLPG
t
1V
PLHUV
1V
1640lhfb
1640 F05
1640 F03