CM2576 查看數據表（PDF） - Champion Microelectronic
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CM2576 Datasheet PDF : 12 Pages
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CM2576
3A STEP DOWN VOLTAGE REGULATOR
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at IOUT = 0mA, and TJ = +25℃; unless otherwise noted
Parameter
Device
Test Conditions
Output Voltage
(Note 1)
Output Voltage
(Note 1)
Output Voltage
(Note 1)
CM2576S
CM2576ZJ
CM2576S
CM2576ZJ
CM2576S
CM2576ZJ
Feedback Voltage
(Note 1)
Feedback Voltage
(Note 1)
Feedback Voltage
(Note 1)
Efficiency
CM2576 (Adj)
CM2576 (Adj)
CM2576 (Adj)
CM2576S
CM2576ZJ
CM2576(adj)
Oscillator Frequency
Quiescent Current
Standby Current
Saturation Voltage
Feedback Bias Current
Duty Cycle (ON)
Current Limit
Output Leakage Current
ENABLE Threshold Voltage
ENABLE Input Current
Test circuit of Figure 1
6V<=VIN <=40V
8V<=VIN <=40V
6V<=VIN <=40V
8V<=VIN <=40V
0.5A<=ILOAD <=3A
0.5A<=ILOAD <=3A,
-40℃<=TJ<=125℃
Test circuit of Figure 1
Test circuit of Figure 2
VOUT =5V
8V<=VIN <=40V, VOUT =5V
Test circuit of Figure 2
8V<=VIN <=40V, VOUT =5V
Test circuit of Figure 2
0.5A<=ILOAD <=3A
0.5A<=ILOAD <=3A,
-40℃<=TJ<=125℃
ILOAD =3A
ILOAD =3A, VOUT =5V
Note 2
TJ=25℃
-40℃<=TJ<=125℃
Note 3
ENABLE = 5V
ILOAD =3A (Note 4)
TJ=25℃
-40℃<=TJ<=125℃
VOUT =5V
(Adj. Version only)
TJ=25℃
-40℃<=TJ<=125℃
Note 5
Note 2,4
Note 3
VIH (VOUT =0V)
TJ=25℃
-40℃<=TJ<=125℃
VOUT =0V
VOUT =-1V
TJ=25℃
-40℃<=TJ<=125℃
VIL (VOUT = Normal Output
TJ=25℃
Voltage)
-40℃<=TJ<=125℃
IIH (ENABLE = 5V)
IIH (ENABLE = 0V)
Min.
3.234
4.900
3.168
4.800
3.135
CM2576
Typ.
3.300
5.000
3.300
5.000
3.300
Max.
3.366
5.100
3.432
5.200
3.482
4.750 5.000 5.250
1.217 1.230 1.243
1.193 1.230 1.267
1.180
47
42
93
4.2
3.5
2.2
2.4
1.230
75
77
77
52
52
5
70
1.4
50
98
7
7.2
0.3
9
1.4
1.2
12
0
1.286
58
63
10
200
1.8
2.0
100
500
8.8
9.0
2
20
1.0
0.8
30
10
Unit
V
V
V
V
V
V
V
V
V
%
%
kHz
mA
µA
V
nA
%
A
mA
V
V
µA
2003/08/07 Preliminary Rev. 1.1
Champion Microelectronic Corporation
Page 3
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