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參數(shù)資料
| 型號(hào)： | LM2575 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | 1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator(1.0A,可調(diào)輸出電壓,降壓型開關(guān)穩(wěn)壓器) |
| 中文描述： | 1.0甲，可調(diào)輸出電壓，降壓型開關(guān)穩(wěn)壓器（1.0安培，可調(diào)輸出電壓，降壓型開關(guān)穩(wěn)壓器） |
| 文件頁數(shù)： | 5/28頁 |
| 文件大?。?/td> | 363K |
| 代理商： | LM2575 |
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LM2575
http://onsemi.com
5
TYPICAL PERFORMANCE CHARACTERISTICS
(Circuit of Figure 14)
Vo
0
20
50
3.0
0
50
2.0
0
1.2
50
IQ
V
in
, INPUT VOLTAGE (V)
Figure 7. Quiescent Current
IO
T
J
, JUNCTION TEMPERATURE (
°
C)
V
in
, INPUT VOLTAGE (V)
I
T
J
, JUNCTION TEMPERATURE (
°
C)
Figure 6. Dropout Voltage
Vs
SWITCH CURRENT (A)
Vo
Figure 2. Normalized Output Voltage
T
J
, JUNCTION TEMPERATURE (
°
C)
Figure 3. Line Regulation
V
in
= 20 V
I
Load
= 200 mA
Normalized at
T
J
= 25
°
C
Figure 4. Switch Saturation Voltage
Figure 5. Current Limit
I
Load
= 200 mA
T
J
= 25
°
C
3.3 V, 5.0 V and Adj
12 V and 15 V
25
°
C
V
in
= 25 V
V
out
= 5.0 V
Measured at
Ground Pin
T
J
= 25
°
C
I
Load
= 200 mA
I
Load
= 1.0 A
V
out
= 5%
R
ind
= 0.2
125
°
C
40
°
C
5.0
25
10
0
20
15
25
25
75
50
35
30
40
100
125
0.8
0.4
0.4
0
0
0.2
0.4
0.6
0.2
1.0
0.6
0.2
0.2
0.6
2.5
1.5
0.5
0
2.0
1.0
14
10
6.0
4.0
18
12
8.0
16
1.1
0.9
0.7
0.5
1.0
0.8
0.6
1.2
0.8
0.4
1.0
0.6
1.8
1.4
1.6
0.4
25
0.1
0
0.2
25
0.3
50
0.4
75
0.5
100
0.6
125
0.7
5.0
25
10
0
15
25
20
50
25
75
30
100
35
125
0.8
0.9
1.0
40
I
Load
= 200 mA
I
Load
= 1.0 A
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| LM2576R | 3.0A, 15V, Step-Down Switching Regulator |
| LM2577S-12 | Pressure Transducer, Series 19 mm, Uncompensated, Pressure Range: 0 psi to 100 psi, Absolute, flush mount, 10 Vdc excitation |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM2575/D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Easy Switcher? 1.0 A Step-Down Voltage Regulator |
| LM2575_05 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:1.0 A, Adjustable Output Voltage, Step−Down Switching Regulator |
| LM2575_06 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:1-A SIMPLE STEP-DOWN SWITCHING VOLTAGE REGULATOR |
| LM2575_09 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:52kHz Simple 1A Buck Regulator |
| LM2575-05IKC | 制造商:TI 制造商全稱:Texas Instruments 功能描述:1-A SIMPLE STEP DOWN SWITCHING VOLTAGE REGULATOR |
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