參數(shù)資料
型號(hào): LM350T
廠商: ON SEMICONDUCTOR
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 5.0 AMP POSITIVE VOLTAGE REGULATOR
中文描述: 1.2 V-33 V ADJUSTABLE POSITIVE REGULATOR, PSFM3
封裝: PLASTIC, TO-220, 3 PIN
文件頁(yè)數(shù): 4/12頁(yè)
文件大小: 172K
代理商: LM350T
LM350
4
MOTOROLA ANALOG IC DEVICE DATA
* Pulse Testing Required:
1% Duty Cycle is suggested.
Load Regulation (mV) = VO (min Load) –VO (max Load)
Load Regulation (% VO) =
VO (min Load) – VO (max Load)
VO (min Load)
X 100
VO (min Load)
VO (max Load)
LM350
Cin
0.1
μ
F
Adjust
R2
1%
CO
1.0
μ
F
+
*
RL
(max Load)
RL
(min Load)
Vout
R1
240
1%
Vin
Vin
IAdj
IL
Figure 2. Load Regulation and
IAdj
/
Load Test Circuit
Pulse Testing Required:
1% Duty Cycle is suggested.
LM350
Vin
Vout
Adjust
R1
240
1%
+
1.0
μ
F
CO
RL
Cin
R2
1%
To Calculate R2:
Vout = ISET R2 + 1.250 V
Assume ISET = 5.25 mA
IL
IAdj
ISET
Vref
VO
VI
0.1
μ
F
Figure 3. Standard Test Circuit
LM350
Vin
Vout
Vout = 10 V
RL
Cin
0.1
μ
F
Adjust
R1
240
1%
D1 *
1N4002
CO
+
1.0
μ
F
24V
14V
R2
1.65K
1%
CAdj
10
μ
F
+
* D1 Discharges CAdj if Output is Shorted to Ground.
**CAdj provides an AC ground to the adjust pin.
f = 120 Hz
VO
IL
**
Figure 4. Ripple Rejection Test Circuit
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