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L7983 bảng dữ liệu(PDF) 5 Page - STMicroelectronics

tên linh kiện L7983
Giải thích chi tiết về linh kiện  60 V, 300 mA synchronous step-down switching regulator with 10 μA quiescent current
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L7983 bảng dữ liệu(HTML) 5 Page - STMicroelectronics

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3
Absolute maximum ratings
Stressing the device above the ratings listed in Table 2 may cause permanent damage to the device. These are
stress ratings only and operation of the device at these or any other conditions above those indicated in the
operating sections of this specification is not implied. Exposure to absolute maximum rating conditions may affect
device reliability.
Table 2. Absolute maximum ratings
Symbol
Description
Min.
Max.
Unit
VIN
See Table 1
-0.3
63
V
VCC
-0.3
VIN + 0.3 or
max. 3.6
V
EN/UVLO
-0.3
VIN + 0.3
V
RST
V
LX
-0.3
VIN + 0.3
V
VBIAS
-0.3
VIN + 0.3 or
max. 14
V
VOUT/FB
-0.3
5.5
V
LNM/LCM
V
FSW
-0.3
VCC + 0.3
V
IHS, ILS
High-side / low-side RMS switch current
0.3
A
TJ
Operating temperature range
-40
150
°C
TSTG
Storage temperature range
-65
150
TLEAD
Lead temperature (soldering 10 sec.)
260
3.1
Thermal characteristics
Table 3. Thermal data
Symbol
Parameter
Value
Unit
RthJA
Thermal resistance junction to ambient (device soldered on a
standard demonstration board)
50
°C/W
3.2
ESD protection
Table 4. ESD performance
Symbol
Test conditions
Value
Unit
ESD
HBM
2
kV
CDM
500
V
L7983
Absolute maximum ratings
DS13354 - Rev 1
page 5/43



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