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H78LxxBM 데이터시트 PDF




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부품번호 H78LxxBM 기능
기능 3-TERMINAL POSITIVE VOLTAGE REGULATORS
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H78LxxBM 데이터시트, 핀배열, 회로
www.DataSheet4U.com
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : IC200403
Issued Date : 2004.03.01
Revised Date : 2004.08.31
Page No. : 1/10
H78LXXAM / BM
H78LXXAA / BA
3-TERMINAL POSITIVE VOLTAGE REGULATORS
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
Power Dissipation
Operating Temperature
Storage Temperature
Junction Temperature
Thermal Resistance
Symbol
VIN
PD
Topr
Tstg
Tj
Rth(j-a)
Rating
40
TO-92
700
SOT-89
500
-30 to 85
-55 to 150
150
208
Unit
V
mW
mW
oC
oC
oC
oC/W
Schematic Diagram & Equivalent Circuit
H78LXX Series Pin Assignment
123
3-Lead Plastic SOT-89
Package Code: M
Pin 1: VOUT
Pin 2: GND
Pin 3: VIN
123
3-Lead Plastic TO-92
Package Code: A
Pin 1: VOUT
Pin 2: GND
Pin 3: VIN
Typical Application
VIN 3
CIN
0.33uF
(Note 1)
H78LXX
Series
2
1 VOUT
COUT
0.1uF
(Note 2)
Note 1: CIN is required if regulator is
located an appreciable distance from
power supply filter.
Note 2: COUT is not needed for stability;
however, it does improve transient
response. Values of less than 0.1uF could
cause instability.
Schematic Diagram
Input
3
Current
Generator
Equivalent Circuit
Series
Pass
Element
Output
1
SOA
Protection
VIN
Starting
Circuit
Reference
Voltage
Error
Amplifier
Thermal
Protection
GND
2
VOUT
H78LXXAM / BM, H78LXXAA / BA
HSMC Product Specification




H78LxxBM pdf, 반도체, 판매, 대치품
www.DataSheet4U.com
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : IC200403
Issued Date : 2004.03.01
Revised Date : 2004.08.31
Page No. : 4/10
H78L08XX Electrical Characteristics
VIN=14V, IOUT=40mA, CIN=0.33uF, COUT=0.1uF, 0°CTj125°C (unless otherwise specified)
Symbol
Parameter
Conditions
H78L08AM/AA
Min Typ Max
VO
Regline
Regload
IB
IB
VN
RR
VD
RO
ISC
TCVO
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Average Temperature
Coefficient of Output
Voltage
Tj=25°C
1mAIOUT70mA
10.5VVIN23V, 1mAIOUT40mA
Tj=25°C, 10.5VVIN23V
Tj=25°C, 11VVIN23V
Tj=25°C, 1mAIOUT100mA
Tj=25°C, 1mAIOUT40mA
IOUT=5mA, Tj=25°C
11VVIN23V, Tj=25oC
1mAIOUT40mA, Tj=25oC
10Hzf100KHz, Tj=25°C
12VVIN23V, f=120Hz, Tj=25oC
Tj=25°C, IOUT=100mA
f=1KHz
Tj=25°C
IOUT=5mA
7.76 8 8.24
7.76 8 8.24
- 20 175
- 20 125
- 15 80
- 7 40
- 3.9 6
- - 1.5
- - 0.1
- 60 -
37 45
-
- 1.7 2.5
- 17 -
- 1.5 2
- - 0.9
Units
V
mV
mV
mA
mA
uVrms
dB
V
m
A
mV/°C
Symbol
VO
Regline
Regload
IB
IB
VN
RR
VD
RO
ISC
TCVO
Parameter
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current
Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Average Temperature
Coefficient of Output
Voltage
Conditions
Tj=25°C
1mAIOUT70mA
10.5VVIN23V, 1mAIOUT40mA
Tj=25°C, 10.5VVIN23V
Tj=25°C, 11VVIN23V
Tj=25°C, 1mAIOUT100mA
Tj=25°C, 1mAIOUT40mA
IOUT=5mA, Tj=25°C
11VVIN23V, Tj=25oC
1mAIOUT40mA, Tj=25oC
10Hzf100KHz, Tj=25°C
12VVIN23V, f=120Hz, Tj=25oC
Tj=25°C, IOUT=100mA
f=1KHz
Tj=25°C
IOUT=5mA
H78L08BM/BA
Min Typ Max
7.6 8 8.4
7.6 8 8.4
Units
V
- 20 175
mV
- 20 125
- 15 80
mV
- 7 40
- 3.9 6
mA
- - 1.5
mA
- - 0.1
- 60 - uVrms
37 45
-
dB
- 1.7 2.5
V
- 17 -
m
- 1.5 2
A
- - 0.9 mV/°C
H78LXXAM / BM, H78LXXAA / BA
HSMC Product Specification

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H78LxxBM 전자부품, 판매, 대치품
www.DataSheet4U.com
HI-SINCERITY
MICROELECTRONICS CORP.
Test Circuits
Spec. No. : IC200403
Issued Date : 2004.03.01
Revised Date : 2004.08.31
Page No. : 7/10
VIN 3
CIN
0.33uF
H78LXX
Series
2
1 VOUT
VIN 3
COUT
0.1uF
CIN
0.33uF
H78LXX 1
Series
2 RL
VOUT
270pF
100
DC Parameter
Load Regulation
VIN
3
-+
VOUT
0V
+
-
DC 9V
H78L05
Series
2
1 VOUT
RL
Ripple Rejection
Application Circuits
Constant Current Regulator
VIN 3
H78LXX
Series
1
0.33uF
2 R1
IR1
0.1uF
VOUT
10uF
VOUT=VOUT(IC)+VZ
I1=VOUT(IC)/R1
Adjustable Output Regulator
VIN 3
0.33uF
H78LXX
Series
IB 2
1
-
+
VOUT
0.1uF 10uF
R1
R2
Circuit for Increasing Output Voltage
VIN 3
0.33uF
H78LXX 1
Series
IB 2
R1
R2 0.1uF
VOUT
10uF
VOUT=VOUT(IC)(1+R2/R1)+R2*IB
High Output Current with Short-circuit Protection
VIN Rsc
R1 Q2
Q1
3
0.33uF
H78LXX
Series
2
1 VOUT
0.1uF 10uF
VOUT=VOUT(IC)(1+R2/R1)
H78LXXAM / BM, H78LXXAA / BA
R1VBE1/IB(max)
RSC=VBE2/ISC, ISC: Short-Circuit Current
HSMC Product Specification

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