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參數(shù)資料
| 型號(hào)： | LM317M |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | 500 mA Adjustable Output, Positive Voltage Regulator(3端可調(diào)正向穩(wěn)壓器) |
| 中文描述： | 500毫安可調(diào)輸出，正電壓穩(wěn)壓器（三端可調(diào)正向穩(wěn)壓器） |
| 文件頁數(shù)： | 5/13頁 |
| 文件大?。?/td> | 158K |
| 代理商： | LM317M |
LM317M
http://onsemi.com
5
*Pulse Testing Required:
1% Duty Cycle is suggested.
Load Regulation (mV) = V
O
(min Load) V
O
(max Load)
Load Regulation (% V
O
) =
V
O
(min Load) V
O
(max Load)
V
O
(min Load)
X 100
V
O
(min Load)
VO (max Load)
LM317M
C
in
0.1 F
Adjust
R
2
1%
C
O
1.0 F
+
*
R
L
(max Load)
R
L
(min Load)
V
out
R
1
240
1%
V
in
V
in
I
Adj
I
L
Figure 4. Load Regulation and I
Adj
/
Load Test Circuit
*Pulse Testing Required:
1% Duty Cycle is suggested.
LM317M
V
in
V
out
Adjust
R
1
240
1%
+
1 F
C
O
R
L
C
in
R
2
1%
To Calculate R
2
:
V
out
= I
SET
R
2
+ 1.250 V
Assume I
SET
= 5.25 mA
I
L
I
Adj
I
SET
V
ref
V
O
V
I
0.1 F
Figure 5. Standard Test Circuit
LM317M
V
in
V
out
V
out
= 10 V
R
L
C
in
0.1 F
Adjust
R
1
240
1%
D
1
*
1N4002
C
O
+
1.0 F
24V
14V
R
2
1.65K
1%
C
Adj
10 F
+
*D
1
Discharges C
Adj
if Output is Shorted to Ground.
**C
Adj
provides an AC ground to the adjust pin.
f = 120 Hz
V
O
**
Figure 6. Ripple Rejection Test Circuit
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PDF描述 |
|---|---|
| LM317 | 3-TERMINAL ADJUSTABLE REGULATORS |
| LM317D2T | 1.2V TO 37V VOLTAGE REGULATOR |
| LM317K | 1.2V TO 37V VOLTAGE REGULATOR |
| LM317P | 1.2V TO 37V VOLTAGE REGULATOR |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM317M/D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Three-Terminal Adjustable Output Positive Voltage Regulator |
| LM317M_06 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:500 mA Adjustable Output, Positive Voltage Regulator |
| LM317M_07 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-TERMINAL ADJUSTABLE REGULATOR |
| LM317M_0701 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-TERMINAL ADJUSTABLE REGULATOR |
| LM317M_08 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-TERMINAL ADJUSTABLE REGULATOR |
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