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L6982NDR 数据表(PDF) 5 Page - STMicroelectronics

部件名 L6982NDR
功能描述  38 V, 2 A synchronous step-down converter with low quiescent current
PDF  48 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6982NDR 数据表(HTML) 5 Page - STMicroelectronics

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4
Maximum ratings
Stressing the device above the ratings listed in the table below 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 3. Absolute maximum ratings
Symbol
Parameter
Min.
Max.
Unit
VIN
Maximum pin voltage
- 0.3
42
V
PGND to AGND
Maximum pin voltage
- 0.3
0.3
V
BOOT
Maximum pin voltage
SW – 0.3
SW + 4
V
VCC
Maximum pin voltage
- 0.3
Min. (VIN + 0.3 V; 4 V)
V
VOUT/FB
Maximum pin voltage
- 0.3
8
V
EN
Maximum pin voltage
- 0.3
VIN + 0.3
V
SW
Maximum pin voltage
- 0.85
VIN + 0.3
V
- 3.8 for 0.5 ns
IHS, ILS
High-side / Low-side RMS switch
current
1.5
A
TJ
Operating temperature range
- 40
150
°C
TSTG
Storage temperature range
- 65
150
°C
TLEAD
Lead temperature (soldering 10 sec.)
260
°C
Note:
All values are referred to AGND unless otherwise specified.
Table 4. ESD performance
Symbol
Parameter
Test conditions
Value
Unit
ESD
ESD Protection voltage
HBM
2
kV
CDM pins
500
V
Table 5. Thermal data
Symbol
Parameter
Value
Unit
RthJA
Thermal resistance junction ambient (device soldered
on the STMicroelectronics demonstration board)
55
°C/W
L6982
Maximum ratings
DS13683 - Rev 1
page 5/48



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