LM78L12 [HTSEMI]
Three-terminal positive voltage regulator; 三端的正电压调节器
| 型号： | LM78L12 |
| 厂家： | 
SHENZHEN JIN YU SEMICONDUCTOR CO., LTD. |
| 描述： | Three-terminal positive voltage regulator |
| 文件： | 总2页 (文件大小：990K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
LM78L12
Three-terminal positive voltage regulator
SOT-89
SOT-23-3L
Maximum output current IO: 0.1 A
Output voltageVO: 12 V
3
Continuous total dissipation
1
P
= 25 ℃ )
D : SOT-23-3L 0.35 W (Ta
SOT-89 0.5 W (Ta= 25 ℃ )
2
3. GND
2. IN
1. OUT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Symbol
Vl
Value
35
Unit
V
Operating Junction Temperature Range
Storage Temperature Range
TOPR
TSTG
0-+125
-55-+150
℃
℃
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (V =19V, Io=40mA, C =0.33μF,Co=0.1μF, unless otherwise specified )
I
i
Parameter
Symbol
Test conditions
MIN
TYP
MAX
UNIT
11.5
11.4
12
12
12.5
12.6
V
V
25℃
14V≤V l≤27V, Io=1mA-40mA
Output voltage
Vo
0-125℃
Io=1mA-70mA
11.4
12
12.6
V
Io=1mA-100mA
Io=1mA-40mA
14.5V≤V l≤27V
22
13
55
100
50
mV
mV
mV
25℃
25℃
25℃
Load Regulation
Line regulation
△Vo
△Vo
250
25℃
16V≤V l≤27V
49
200
6.5
1.5
0.1
mV
mA
mA
mA
uV
dB
V
Quiescent Current
Iq
△Iq
△Iq
VN
4.3
25℃
0-125℃
0-125℃
25℃
0-125℃
25℃
16V≤V l≤27V
Quiescent Current Change
1mA≤IO≤40mA
Output Noise VoItage
Ripple Rejection
Dropout Voltage
10Hz≤f≤100KHz
15V≤V l≤25V,f=120Hz
70
42
RR
Vd
37
1.7
TYPICAL APPLICATION
vi
2
1
Vo
LM78L12
3
Ci
C0
0.33μF
0.1μF
Note : Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
LM78L12
Typical Characteristics
2
JinYu
semiconductor
www.htsemi.com
Date:2011/05
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