KA78M20R Datasheet PDF - Fairchild
| Part Number | KA78M20R | |
| Description | 3-terminal 0.5A positive voltage regulator | |
| Manufacturers | Fairchild | |
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KA78MXX
3-terminal 0.5A positive voltage regulator
www.fairchildsemi.com
Features
• Output Current up to 0.5A
• Output Voltages of 5, 6, 8, 10, 12, 15, 18, 20, 24V
• Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating area (SOA)Protection
Description
The KA78MXX series of three-terminal positive regulators
are available in the TO-220/D-PAK package with several
fixed output voltages making it useful in a wide range of
applications.
TO-220
Internal Block Digram
1
D-PAK
1
1. Input 2. GND 3. Output
©2000 Fairchild Semiconductor International
Rev. 5.0
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KA78MXX
Electrical Characteristics (KA78M10/KA78M10R)
(Refer to the test circuits, 0 ≤ TJ ≤ +125°C, IO=350mA, VI=17V, unless otherwise specified, CI = 0.33µF, CO=0.1µF)
Parameter
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Symbol
VO
∆VO
∆VO
IQ
∆IQ
∆V/∆T
VN
RR
VD
ISC
IPK
Conditions
TJ= +25°C
IO = 5 to 350mA
VI= 12.5 to 25V
IO = 200mA VI= 12.5 to 25V
TJ =+25°C VI = 13 to 25V
IO = 5mA to 0.5A, TJ =+25°C
IO = 5mA to 200mA, TJ =+25°C
TJ=+25°C
IO = 5mA to 350mA
IO = 200mA
VI = 12.5 to 25V
IO = 5mA
TJ = 0 to +125°C
f = 10Hz to 100KHz
f = 120Hz, IO = 300mA
VI = 13 to 23V
TJ =+25°C, IO = 500mA
TJ= +25°C, VI= 35V
TJ =+25°C
Min.
9.6
9.5
-
-
-
-
-
-
-
-
-
55
-
-
-
Typ.
10
10
-
-
-
-
4.1
-
-
Max.
10.4
10.5
100
50
200
100
6
0.5
0.8
Unit
V
mV
mV
mA
mA
−0.5 - mV/°C
65 - µV
- - dB
2 -V
300 - mA
700 - mA
Notes:
*Load and line regulation are specified at constant, junction temperature. Change in Vo due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
5
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for KA78M20R electronic component. |
| Information | Total 16 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
| Download | [ KA78M20R.PDF Datasheet ] | |
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