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KA79XXのメーカーはFairchildです、この部品の機能は「3-Terminal 1A Negative Voltage Regulator」です。 |
部品番号 | KA79XX |
| |
部品説明 | 3-Terminal 1A Negative Voltage Regulator | ||
メーカ | Fairchild | ||
ロゴ | |||
このページの下部にプレビューとKA79XXダウンロード(pdfファイル)リンクがあります。 Total 18 pages
www.fairchildsemi.com
KA79XX/KA79XXA
3-Terminal 1A Negative Voltage Regulator
Features
• Output Current in Excess of 1A
• Output Voltages of -5, -6, -8, -9, -10, -12, -15, -18 , -24V
• Internal Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating Area Compensation
Description
The KA79XX/KA79XXA series of three-terminal negative
regulators are available in TO-220 package and with
several fixed output voltages, making them useful in a wide
range of applications. Each type employs internal current
limiting, thermal shutdown and safe operating area
protection, making it essentially indestructible.
TO-220
Vin
1
1. GND 2. Input 3. Output
Internal Block Digram
GND
VOLTAGE
REFERENCE
I1
+
-
I2
R1
R2
OOuutptut
Q1
PROTECTION
CIRCUITRY
Q2
Rsc
In
Input
©2002 Fairchild Semiconductor Corporation
Rev. 1.0.1
1 Page KA79XX/KA79XXA
Electrical Characteristics (KA7906) (Continued)
(VI = -11V, IO = 500mA, 0°C ≤ TJ ≤ +125°C, CI =2.2µF, CO = 1µF, unless otherwise specified.)
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Temperature Coefficient of VD
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Symbol
VO
∆VO
∆VO
IQ
∆IQ
∆Vo/∆T
VN
RR
VD
ISC
IPK
Conditions
TJ =+25°C
IO = 5mA to 1A, PO ≤ 15W
VI = -9V to -21V
TJ = +25°C
VI = -8V to -25V
VI = -9V to -13V
TJ = +25°C, IO = 5mA to 1.5A
TJ = +25°C, IO = 250mA to 750mA
TJ = +25°C
IO = 5mA to 1A
VI = -8V to -25V
IO = 5mA
f = 10Hz to 100kHz, TA =+25°C
f = 120Hz, ∆VI = 10V
TJ = +25°C, IO = 1A
TJ = +25°C, VI = -35V
TJ = +25°C
Min.
-5.75
-5.7
-
-
-
-
-
-
-
-
-
54
-
-
-
Typ.
-6
-6
10
5
10
3
3
0.05
0.1
-0.5
130
60
2
300
2.2
Max.
-6.25
-6.3
Unit
V
120
mV
60
120
mV
60
6 mA
0.5
mA
1.3
- mV/°C
- µV
- dB
-V
- mA
-A
Note
1. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
3
3Pages KA79XX/KA79XXA
Electrical Characteristics (KA7910) (Continued)
(VI = -17V, IO = 500mA, 0°C ≤TJ ≤ +125°C, CI =2.2µF, CO =1µF, unless otherwise specified.)
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Temperature Coefficient of VO
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Short Circuit Current
Peak Current
Symbol
VO
∆VO
∆VO
IQ
∆IQ
∆Vo/∆T
VN
RR
VD
ISC
IPK
Conditions
TJ = +25°C
IO = 5mA to 1A, PO ≤ 15W
VI = -12V to -28
TJ = +25°C
VI = -12.5V to -28V
VI = -14V to -20V
TJ = +25°C, IO = 5mA to 1.5A
TJ = +25°C, IO = 250mA to 750mA
TJ = +25°C
IO = 5mA to 1A
VI = -12.5 to -28V
IO = 5mA
10Hz ≤ f ≤ 100kHz, TA = +25°C
f = 120Hz, ∆VI = 10V
TJ = +25°C, IO = 1A
TJ = +25°C, VI = -35V
TJ = +25°C
Min.
-9.6
-9.5
-
-
-
-
-
-
-
-
-
54
-
-
-
Typ. Max.
-10 -10.4
-10 -10.5
Unit
V
12 200
mV
6 100
12 200
mV
4 100
3 6 mA
0.05 0.5
0.1 1
mA
-1 - mV/°C
280 -
µV
60 - dB
2-
V
300 - mA
2.2 -
A
Note
1. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
6
6 Page | |||
ページ | 合計 : 18 ページ | ||
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PDF ダウンロード | [ KA79XX データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
KA79XX | 3-Terminal 1A Negative Voltage Regulator | Fairchild |
KA79XX | 3-Terminal 1A Negative Voltage Regulator | Fairchild |
KA79XXA | 3-Terminal 1A Negative Voltage Regulator | Fairchild Semiconductor |
KA79XXA | 3-Terminal 1A Negative Voltage Regulator | Fairchild |