參數(shù)資料
型號(hào): LM2575-ADJ
廠商: Motorola, Inc.
英文描述: EASY SWITCHERE⑩ 1.0 A STEP-DOWN VOLTAGE REGULATOR
中文描述: 易SWITCHERE⑩1.0降壓穩(wěn)壓器
文件頁(yè)數(shù): 21/28頁(yè)
文件大?。?/td> 400K
代理商: LM2575-ADJ
LM2575
21
MOTOROLA ANALOG IC DEVICE DATA
Figure 33. Adjustable Power Supply with Low Ripple Voltage
D1
1N5819
L1
150
μ
H
Output
2
4
Feedback
R2
50 k
R1
1.1 k
L2
20
μ
H
Regulated
Output Voltage
1.2 V to 35 V @1.0 A
Optional Output
Ripple Filter
Unregulated
DC Input
+
Cout
2200
μ
F
C1
100
μ
F
Cin
100
μ
F
/50 V
LM2575–Adj
1
5
3
ON/OFF
Gnd
+Vin
R
θ
,
J
J
°
30
40
50
60
70
80
1.0
1.5
2.0
2.5
3.0
3.5
0
10
20
30
25
15
5.0
L, LENGTH OF COPPER (mm)
Minimum
Size Pad
2.0 oz. Copper
L
L
Free Air
Mounted
Vertically
PD
Figure 34. D2PAK Thermal Resistance and Maximum
Power Dissipation versus P.C.B. Copper Length
PD(max) for TA = 50
°
C
R
θ
JA
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