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CM1117A
600mA LOW DROPOUT VOLTAGE REGULATOR
2005/07/12 Preliminary
Champion Microelectronic Corporation
Page 4
ELECTRICAL CHARACTERISTICS
Operating Conditions: VIN
10V,
T
≤
J =25 ℃ ,unless
otherwise specified. (P
≤ maximum power dissipation) Limit
appearing in Boldface type apply over the entire junction temperature range for operation, -40℃ to 125℃
CM1117A
Parameter
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
Reference Voltage
VREF
CM1117A-ADJ IOUT = 10mA, VIN= VOUT 2V, TJ=25℃
10mA
≤ I
OUT
≤ 600mA, 1.4V ≤ V
IN - VOUT
≤ 8V
P
maximum power dissipation
≤
1.238
1.225
1.250
1.250
1.262
1.270
V
CM1117A-2.5 IOUT = 10mA, VIN= 4.5V, TJ=25℃
10mA
≤ I
OUT ≤ 600mA, 3.9V ≤
VIN ≤ 10V
2.475
2.450
2.5
2.5
2.525
2.550
V
Output Voltage
VOUT
CM1117A-3.3 IOUT = 10mA, VIN= 5.0V, TJ=25℃
10mA
≤ I
OUT ≤ 600mA, 4.75V ≤
VIN ≤ 10V
3.267
3.235
3.3
3.3
3.333
3.365
V
CM1117A-ADJ
IOUT = 10mA, 1.5V
≤ V
IN - VOUT
≤ 10V
0.035
0.2
%
CM1117A-3.3
IOUT = 10mA, 1.5V
≤ V
IN - VOUT
≤ 10V
1.0
6.0
mV
Line Regulator
∆ V
OUT
CM1117A-2.5
IOUT = 10mA, 1.5V
≤ V
IN - VOUT
≤ 10V
1.0
6.0
mV
CM1117A-ADJ
(VIN= VOUT) = 2V, 10mA
≤ I
OUT ≤ 600mA
0.20
0.40
%
CM1117A-3.3
(VIN= VOUT) = 2V, 10mA
≤ I
OUT ≤ 600mA
1.0
10.0
mV
Load Regulation
∆ V
OUT
CM1117A-2.5
(VIN= VOUT) = 2V, 10mA
≤ I
OUT ≤ 600mA
1.0
10.0
mV
Dropout Voltage
∆ V
REF =1% , IOUT = 0.6A
1.1
1.3
V
Current Limit
ILIMIT
(VIN – VOUT ) = 2V
0.75
0.9
A
Adjust Pin Current
60
120
µ A
Adjust Pin Current
Change
1.4V
(V
≤
IN - VOUT)
≤ 10V, 10mA ≤ I
OUT ≤ 600mA
0.2
5.0
Minimum Load Current
1.5V
(V
≤
IN - VOUT)
≤ 10V(ADJ only)
1.7
5.0
mA
Quiescent Current
VIN= VOUT + 1.25V
5.0
mA
Ripple Rejection
f = 120Hz, COUT =22
µ F Tantalum
(VIN – VOUT )= 3V, IOUT =300 mA
60
75
dB
Temperature Stability
0.5
%
Long-Term Stability
TA = 125℃, 1000hrs.
0.3
%
RMS Output Noise
(% of VOUT )
TA = 25℃, 10Hz
≤ f ≤ 10KHz
0.003
%
Thermal Shutdown
Junction Temperature
150
℃
Thermal Shutdown
Hysteresis
25
℃
SOT-89
100
℃/W
Thermal Resistance
(Junction to case)
θ
JC
SOT-223
33
℃/W