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參數(shù)資料
| 型號： | LM78M20CT |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | THREE-TERMINAL POSITIVE FIXED VOLTAGE REGULATORS |
| 中文描述： | 三端固定電壓調(diào)節(jié)器 |
| 文件頁數(shù)： | 5/18頁 |
| 文件大?。?/td> | 191K |
| 代理商： | LM78M20CT |
MC78MXX (LM78MXX) (KA78MXX)
5
F
KA78M08/I/R/RI ELECTRICAL CHARACTERISTICS
(Refer to the test circuits, T
MIN
≤
T
J
≤
+125
°
C, I
O
=350mA, V
I
=14V, unless otherwise specified, C
I
=0.33mF, C
O
=0.1mF)
NOTE:
1. T
MIN
:
KA78MXX/RI: T
MIN
= -40
°
C
KA78MXX/R: T
MIN
= 0
°
C
2. Load and line regulation are specified at constant, junction temperature. Change in V
O
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
Parameter
Symbol
V
O
Conditions
Min.
7.7
7.6
Typ.
8
8
Max.
8.3
8.4
Units
V
Output Voltage
T
J
=+25
°
C
I
O
= 5 to 350mA
V
I
= 10.5 to 23V
I
O
= 200mA
T
J
=+25
°
C
Line Regulation
V
O
V
I
= 10.5 to 25V
V
I
= 11 to 25V
-
-
-
-
-
-
-
-
-
-
-
100
50
160
80
6
0.5
0.8
mV
Load Regulation
V
O
I
O
= 5mA to 0.5A, T
J
=+25
°
C
I
O
= 5mA to 200mA, T
J
=+25
°
C
T
J
=+25
°
C
I
O
= 5mA to 350mA
I
O
= 200mA
V
I
= 10.5 to 25V
I
O
= 5mA
T
J
= 0 to +125
°
C
f = 10Hz to 100KHz
f = 120Hz, I
O
= 300mA
V
I
= 9 to 19V
T
J
=+25
°
C,I
O
= 500mA
T
J
=+25
°
C, V
I
= 35V
T
J
=+25
°
C
mV
Quiescent Current
Quiescent Current Change
I
Q
I
Q
4.0
-
-
mA
mA
Output Voltage Drift
RR
-
- 0.5
-
mV/
°
C
Output Noise Voltage
Ripple Rejection
V
N
RR
-
52
-
-
-
mV/V
O
dB
56
Dropout Voltage
Short Circuit Current
Peak Current
V
D
I
SC
I
PK
-
-
-
2
-
-
-
V
300
700
mA
mA
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM78M24CT | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 0.5A/24V Positive Voltage Regulator RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| LM78MO5CH | 制造商:National Semiconductor Corporation 功能描述: 制造商:Texas Instruments 功能描述: |
| LM78MO5CH/NOPB | 制造商:Texas Instruments 功能描述: |
| LM78S40CN | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT |
| LM78S40CN | 制造商:Texas Instruments 功能描述:IC SWITCHING REGULATOR |
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