78M05
Rev.G Sep.-2018 DATA SHEET
http://www.fsbrec.com 1 / 6
TO-252 塑封封装电压调整器。Voltage Regulator in a TO-252 Plastic Package.
三端稳压调整器，输出电流高达 0.5A,内设过热保护和短路限制。
3-Terminal regulators ,output current up to 0.5A, internal thermal overload protection and short-circuit
limiting.
电压调整器。
Voltage Regulator.
内部等效电路/应用电路 / Equivalent Circuit or Application Circuit
PIN1：IN PIN 2、4：GND PIN 3：OUT
印章代码 / Marking
见印章说明。See Marking Instructions.
描述 / Descriptions
特征 / Features
用途 / Applications
引脚排列 / Pinning
1
3
2
4
78M05
Rev.G Sep.-2018 DATA SHEET
http://www.fsbrec.com 2 / 6
参数
Parameter
符号
Symbol
数值
Rating
单位
Unit
Input voltage
V
I
35 V
Thernal Resistance Junction-ambient
R
θJA
100
℃/W
Thernal Resistance Junction-case R
θJC
8.0
℃/W
Operating Junction Temperature Range T
OPR
0～125 ℃
Storage temperature range
T
stg
-65～150 ℃
参数
Parameter
符号
Symbol
测试条件
Test Conditions
最小值
Min
典型值
Typ
最大值
Max
单位
Unit
Output voltage V
O
T
j
=25℃ 4.9 5 5.1 V
V
i
=7V-20V
Io=5mA-350mA
4.8 5 5.2 V
Load Regulation
△
Vo
T
j
=25℃
Io=5mA-500mA
100 mV
T
j
=25℃
Io=5mA-200mA
50 mV
Line regulation
△
Vo
T
j
=25℃ V
i
=7V-25V
100 mV
T
j
=25℃ V
i
=8V-25V
50 mV
Output Noise Voltage eN
T
j
=25℃
B=10Hz-100KHz
40 μV
Supply Voltage Rejection SVR f=120Hz V
i
=8V-18V 62 dB
Short Circuit Current Isc
V
i
=35V T
j
=25℃
300 mA
Quiescent Current Id
T
j
=25℃
6 mA
Quiescent Current Change
△
Id
V
i
=8V-25V
0.8 mA
Io=5mA-350mA 0.5 mA
Output Voltage Drift
△
Vo/
△
T
Io=5mA -0.5
mV/℃
Dropout Voltage Vd
T
j
=25℃
2 V
Short Circuit Peak Current Iscp
T
j
=25℃
700 mA
极限参数 / Absolute Maximum Ratings(Ta=25℃)
电性能参数 / Electrical Characteristics(Ta=25℃，Vi=10V,Io=350mA，unless otherwise specified)