參數(shù)資料
型號: L7820
廠商: 意法半導(dǎo)體
英文描述: Positive Voltage Regulators(三端穩(wěn)壓器)
中文描述: 正電壓調(diào)節(jié)器(三端穩(wěn)壓器)
文件頁數(shù): 7/52頁
文件大小: 1800K
代理商: L7820
L78xx - L78xxC
Maximum ratings
7/52
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 18 V
35
V
for V
O
= 20, 24 V
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
for L7800
-55 to 150
°C
for L7800C
0 to 150
Table 3.
Thermal data
Symbol
Parameter
D
2
PAK
TO-220
TO-220FP
TO-3
Unit
R
thJC
Thermal resistance junction-case
3
5
5
4
°C/W
R
thJA
Thermal resistance junction-ambient
62.5
50
60
35
°C/W
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