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CM2596S_06 Datasheet, PDF (3/13 Pages) Champion Microelectronic Corp. – 3A STEP DOWN VOLTAGE REGULATOR
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CM2596S
3A STEP DOWN VOLTAGE REGULATOR
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at IOUT = 0mA, and TJ = +25℃; unless otherwise noted
Unless otherwise specified, Vin=12V for 3.3V,5V,adjustable version. ILoad=0.3A
Parameter
Device
Test Conditions
Output Voltage
(Note 1)
CM2596SS
CM2596SZJ
Test circuit of Figure 1
Output Voltage
(Note 1)
Output Voltage
(Note 1)
CM2596SS
CM2596SZJ
CM2596SS
CM2596SZJ
6V<=VIN <=40V
8V<=VIN <=40V
6V<=VIN <=40V
8V<=VIN <=40V
0.2A<=ILOAD <=3A
0.2A<=ILOAD <=3A,
-40℃<=TJ<=125℃
Test circuit of Figure 1
Feedback Voltage
CM2596S (Adj)
(Note 1)
Test circuit of Figure 2
VOUT =5V
Feedback Voltage
CM2596S (Adj)
8V<=VIN <=40V, VOUT =5V
(Note 1)
Test circuit of Figure 2
0.5A<=ILOAD <=3A
Feedback Voltage
CM2596S (Adj)
8V<=VIN <=40V, VOUT =5V
(Note 1)
Test circuit of Figure 2
0.5A<=ILOAD <=3A,
-40℃<=TJ<=125℃
Efficiency
CM2596SS
CM2596SZJ
ILOAD =3A
CM2596S(adj)
Oscillator Frequency
(Note 2)
ILOAD =3A, VOUT =5V
Thermal Equilibrium
TJ=25℃
-40℃<=TJ<=125℃
Quiescent Current
Note 3
Standby Current
ENABLE = 5V
Saturation Voltage
Feedback Bias Current
ILOAD =3A (Note 4)
VOUT =5V
(Adj. Version only)
TJ=25℃
-40℃<=TJ<=125℃
TJ=25℃
-40℃<=TJ<=125℃
Duty Cycle (ON)
Note 5
Current Limit
Note 2,4
TJ=25℃
-40℃<=TJ<=125℃
Output Leakage Current
ENABLE Threshold Voltage
ENABLE Input Current
Note 3
VOUT =0V
VOUT =1V
VIH (VOUT =0V)
TJ=25℃
-40℃<=TJ<=125℃
VIL (VOUT = Normal Output
TJ=25℃
Voltage)
-40℃<=TJ<=125℃
IIH (ENABLE = 5V)
IIL (ENABLE = 0V)
CM2596S
Min. Typ. Max.
3.234 3.300 3.366
4.900 5.000 5.100
3.168 3.300 3.432
4.800 5.000 5.200
3.135 3.300 3.482
4.750 5.000 5.250
1.217 1.230 1.243
1.193 1.230 1.267
1.180 1.230 1.286
73
80
73
127
150
173
110
150
173
5
10
150
250
1.3
1.4
1.5
50
100
500
100
3.6
4.5
5.5
3.6
4.5
6.5
0.3
2
30
2
1.3
2.2
1.3
0.6
15
25
0.02
5
Unit
V
V
V
V
V
V
V
V
V
%
%
kHz
mA
μA
V
nA
%
A
mA
V
V
μA
2006/11/27 Rev 1.0
Champion Microelectronic Corporation
Page 3
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