PL2576-XXXF5 Datasheet, PDF (6/10 Pages) Cystech Electonics Corp. – Simple Switcher 3A Step- Down Voltage Regulator

Spec. No. : C543F5
CYStech Electronics Corp. Issued Date : 2004.02.27
Revised Date :
Page No. : 6/10
Typical Performance Characteristics (circuit of Figure 2)
Normalized Output Voltage
Line Regulation
1
0.8
VIN = 20V,ILOAD = 500mA
0.6
Normalized at TJ = 25℃
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
-50 -25 0 25 50 75 100 125
Junction Temperature(℃)
1.4
1.2
ILOAD = 500mA,
1
TJ = 25℃
0.8
0.6
0.4
0.2
3.3V, 5V & ADJ
0
-0.2
12V & 15V
-0.4
-0.6
0
10
20
30
40
50
Input Voltage(V)
Dropout Voltage
1.75
1.5
ILOAD=3A
1.25
1
ILOAD=1A
0.75
0.5
L1 = 150μH
0.25
Rind = 0.1Ω
ILOAD=0.2A
0
-75 -50 -25 0 25 50 75 100 125 150
Junction Temperature(℃)
Standby Quiescent Current
200
175
150
VIN=40V
125
VON/OFF = 5V
100
75
50
25
VIN=12V
0
-50 -25 0
25 50 75 100 125
Junction Temperature(℃)
20
18
16
14
12
10
8
6
4
0
Quiescent Current
VOUT = 5V, measured
at ground pin, TJ = 25℃
ILOAD=3A
ILOAD=0.2A
10
20
30
40
50
Input Voltage (V)
Current Limit
6.5
V^IN=25V
6
5.5
5
4.5
4
-75 -50 -25 0 25 50 75 100 125 150
Junction Temperature (℃)
PL2576-XXXF5
CYStek Product Specification