參數(shù)資料
型號(hào): L7920C
廠商: 意法半導(dǎo)體
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Negative Voltage Regulator(輸出負(fù)電壓穩(wěn)壓器)
中文描述: 負(fù)電壓穩(wěn)壓器(輸出負(fù)電壓穩(wěn)壓器)
文件頁數(shù): 5/24頁
文件大小: 822K
代理商: L7920C
L79xxC
Maximum ratings
5/24
3
Maximum ratings
Note:
Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied
Table 2.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
V
I
DC Input voltage
for V
O
= 5 to 18V
-35
V
for V
O
= 20, 24V
-40
I
O
Output current
Internally Limited
P
D
Power dissipation
Internally Limited
T
STG
Storage temperature range
-65 to 150
°C
T
OP
Operating junction temperature range
0 to 150
°C
Table 3.
Thermal data
Symbol
Parameter
D
2
PAK
TO-220
TO-220FP
TO-3
Unit
R
thJC
Thermal resistance junction-case
3
3
5
4
°C/W
R
thJA
Thermal resistance junction-ambient
62.5
50
60
35
°C/W
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