SPX1117_07 Datasheet, PDF (4/16 Pages) Sipex Corporation – 800mA Low Dropout Voltage Regulator

TYPICAL PERFORMANCE CHARACTERISTICS
3.320
3.315
3.310
3.305
3.300
3.295
3.290
3.285
3.280
10
100
Output Current (mA)
1000
Figure 1. Load Regulation for SPX1117M3-3.3;
V_IN=4.8V
1.3
1.2
1.1
1.0
0.9
100 200 300 400 500 600 700 800 900 1000
Io (mA)
Figure 3. Dropout Voltage vs Output Current for
SPX1117M3-3.3; V_IN=4.8V, C_OUT=2.2µF
3.325
3.320
3.315
3.310
3.305
3.300
4.5 6.5 8.5 10.5 12.5 14.5
Vin (V)
Figure 2. Line Regulation for SPX1117M3-3.3;
I_OUT=10mA
2.00
1.50
1.00
0.50
0.00
-50 -25
0
25
50
75 100 125
Temp (^oC)
Figure 4. Current Limit for SP1117M3-3.3; V_IN=4.8V,
C_IN=C_OUT=1µF, I_OUT pulsed from 10mA to Current
Limit
100
125°C
22µF
0
-100
1.5
1.0
0.5
0
Indicating Current
Limit Starts
VIN = 4.0V
VIN=3.3V Fixed
1O=10mA
CIN=1µF Tan Cap
COUT=2.2µF Tan Cap
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Time (ms)
Figure 5. Current Limit for SPX1117M3-3.3, Output
Voltage Deviation with I_OUT=10mA to 1A Step
1.275
1.27
1.265
1.25v Adj
1.26
1.255
1.25
1.245
1.24
1.235
1.23
1.225
-50 -30 -10 10 30 50 70 90 110 130
Temp (C)
Figure 6. V_OUT vs Temperature, V_IN=2.5V, I_OUT=10mA
Apr 20-07 Rev B
SPX1117 800mA Low Dropout Voltage Regulator
4
© 2007 Sipex Corporation