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參數(shù)資料
| 型號(hào)： | H78LXXBA |
| 廠商： | HSMC CORP. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| 中文描述： | 5.0放大器正電壓穩(wěn)壓器 |
| 文件頁數(shù)： | 1/10頁 |
| 文件大?。?/td> | 120K |
| 代理商： | H78LXXBA |
HI-SINCERITY
MICROELECTRONICS CORP.
H78LXXAM / BM
H78LXXAA / BA
3-TERMINAL POSITIVE VOLTAGE REGULATORS
Spec. No. : IC200403
Issued Date : 2004.03.01
Revised Date : 2004.08.31
Page No. : 1/10
H78LXXAM / BM, H78LXXAA / BA
HSMC Product Specification
Description
These regulators employ internal current-limiting and thermal-shutdown,
making them essentially indestructible. They can deliver up to 100mA
output current.
Features
Maximum Output Current of 100mA (Tc=25
°
C)
Internal Short-Circuit Current Limiting
Internal Thermal Overload Protection
TO-92 & SOT-89 Package
Absolute Maximum Ratings
(Ta=25
°
C, Unles Otherwise Specified)
Characteristic
Input Voltage
Symbol
V
IN
Rating
40
Unit
V
mW
mW
o
C
o
C
o
C
o
C/W
TO-92
SOT-89
700
500
Power Dissipation
P
D
Operating Temperature
Storage Temperature
Junction Temperature
Thermal Resistance
T
opr
T
stg
T
j
R
th(j-a)
-30 to 85
-55 to 150
150
208
Schematic Diagram & Equivalent Circuit
H78LXX Series Pin Assignment
Typical Application
Schematic Diagram
Equivalent Circuit
V
OUT
V
IN
3-Lead Plastic
TO-92
Package Code: A
Pin 1: V
OUT
Pin 2: GND
Pin 3: V
IN
123
3-Lead Plastic
SOT-89
Package Code: M
Pin 1: V
Pin 2: GND
Pin 3: V
IN
123
Note 1: C
is required if regulator is
located an appreciable distance from
power supply filter.
Note 2: C
is not needed for stability;
however, it does improve transient
response. Values of less than 0.1uF could
cause instability.
1
3
2
H78LXX
Series
V
OUT
V
IN
C
IN
0.33uF
C
OUT
(Note 2)
3
1
2
Starting
Circuit
Reference
Voltage
Current
Generator
Error
Amplifier
SOA
Protection
Thermal
Protection
Series
Pass
Element
Output
GND
Input
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