S-19253E12H-U5T1U Datasheet, PDF (19/30 Pages) Seiko Instruments Inc – CMOS VOLTAGE REGULATOR WITH SOFT-START FUNCTION

FOR AUTOMOTIVE 105°C OPERATION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR WITH SOFT-START FUNCTION
Rev.1.0_00
S-19253xxxH Series
5. Dropout voltage vs. Set output voltage (Ta = +25°C)
0.40
0.30
0.20
IOUT = 500 mA
IOUT = 300 mA
IOUT = 10 mA
0.10
0.00
2.5 3.0 3.5 4.0 4.5 5.0 5.5
VOUT [V]
6. Output voltage vs. Junction temperature
6. 1 V_OUT = 1.0 V
1.10
V_IN = 2.5 V
1.05
1.00
0.95
0.90
−40 −25 0
25 50 75 100 125 150
Tj [C]
6. 2 V_OUT = 3.0 V
3.30
3.20
3.10
3.00
2.90
2.80
2.70
−40 −25 0
V_IN = 4.0 V
25 50 75 100 125 150
Tj [C]
7. Current consumption during operation vs. Input voltage (When ON / OFF pin is ON, no load)
7. 1 V_OUT = 1.0 V
7. 2 V_OUT = 3.0 V
160
160
120
80
Tj = 40C
Tj = 25C
40
Tj = 150C
0
01234567
VIN [V]
120
Tj = 40C
80
Tj = 25C
40
Tj = 150C
0
01234567
VIN [V]
8. Current consumption during operation vs. Junction temperature
8. 1 V_OUT = 1.0 V
160
V_IN = 2.5 V
8. 2 V_OUT = 3.0 V
160
V_IN = 4.0 V
120
120
80
80
40
40
0
−40 −25 0
25 50 75 100 125 150
Tj [C]
0
−40 −25 0
25 50 75 100 125 150
Tj [C]
19