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TC1301B-DAAVUATR Datasheet, PDF (7/28 Pages) Microchip Technology – Dual LDO with Microcontroller RESET Function
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TC1301A/B
Note: Unless otherwise indicated, VIN = VR +1V, IOUT1 = IOUT2 = 100 µA, CIN = 4.7 µF, COUT1 = COUT2 = 1 µF (X5R or X7R),
CBYPASS = 0 pF, SHDN1 = SHDN2 > VIH. For the TC1301A, VDET = VOUT1, RESET = OPEN, TA = +25°C.
140
120
100
VR1 = 2.8V
VR2 = 2.6V
IOUT2 = 100 µA
IOUT1 = 300 mA
80
60
IOUT1 = 100 mA
40
20
IOUT1 = 50 mA
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
FIGURE 2-7:
Dropout Voltage vs.
Junction Temperature (VOUT1).
0.40
0.30
VOUT2
IOUT2 = 0.1 mA to 150 mA
0.20
0.10
0.00
VOUT1
IOUT1 = 0.1 mA to 300 mA
-0.10
-0.20
-0.30
VR1 = 2.8V
VR2 = 2.6V
VIN = 4.2
-0.40
-40 -25 -10 5 20 35 50 65 80 95 110 125
Junction Temperature (125°C)
FIGURE 2-10:
VOUT1 and VOUT2 Load
Regulation vs. Junction Temperature.
180
160
140
120
100
VR1 = 2.8V
VR2 = 2.6V
IOUT1 = 100 µA
TJ = +125°C
TJ = +25°C
TJ = - 40°C
80
60
40
20
0
0
30
60
90
120
150
IOUT2 (mA)
FIGURE 2-8:
Dropout Voltage vs. Output
Current (VOUT2).
0.045
0.040
0.035
0.030
VOUT2
VIN = 3.8V to 6.0V
VR1 = 2.8V, IOUT1 = 100 µA
VR2 = 2.6V, IOUT2 = 100 µA
0.025
0.020
VOUT1
0.015
0.010
0.005
0.000
-40 -25 -10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
FIGURE 2-11:
VOUT1 and VOUT2 Line
Regulation vs. Junction Temperature.
180
160
IOUT2 = 150 mA
140
120
100
VR1 = 2.8V
VR2 = 2.6V
IOUT1 = 100 µA
80
60
IOUT2 = 50 mA
40
20
IOUT2 = 10 mA
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
FIGURE 2-9:
Dropout Voltage vs.
Junction Temperature (VOUT2).
2.832
2.828
2.824
2.820
VIN = 4.2V
VR1 = 2.8V
VR2 = 2.6V, IOUT2 = 100 µA
IOUT1 = 300 mA
IOUT1 = 100 mA
2.816
2.812
IOUT1 = 100 µA
2.808
-40 -25 -10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
FIGURE 2-12:
Temperature.
VOUT1 vs. Junction
© 2008 Microchip Technology Inc.
DS21798C-page 7
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