S-19253E12H-U5T1U Datasheet, PDF (18/30 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
S-19253xxxH Series
Rev.1.0_00
 Characteristics (Typical Data)
1. Output voltage vs. Output current (When load current increases) (Ta = +25°C)
1. 1 V_OUT = 1.0 V
1. 2 V_OUT = 3.0 V
1.2
3.6
1.0
0.8
VIN = 2.5 V
0.6
VIN = 3.0 V
0.4
3.0
2.4
VIN = 3.5 V
VIN = 4.0 V
1.8
VIN = 5.0 V
1.2
0.2
0.6
0.0
0.0
0 200 400 600 800 1000
0 200 400 600 800
IOUT [mA]
IOUT [mA]
Remark In determining the output current, attention should be paid to the following.
1. The minimum output current value and footnote *5 of Table 6 in " Electrical Characteristics"
2. Power dissipation
1000
2. Output voltage vs. Input voltage (Ta = +25°C)
2. 1 V_OUT = 1.0 V
2. 2 V_OUT = 3.0 V
1.1
3.1
1.0
3.0
0.9
0.8
IOUT = 1 mA
0.7
IOUT = 50 mA
0.6
IOUT = 100 mA
0.5
01234567
VIN [V]
2.9
IOUT = 1 mA
2.8
IOUT = 50 mA
2.7
IOUT = 100 mA
2.6
2.5
2
3
4
5
6
7
VIN [V]
3. Dropout voltage vs. Output current
3. 1 V_OUT = 3.0 V
0.40
0.30
0.20
0.10
Tj = +150C
Tj = +25C
Tj = 40C
0.00
0
100 200 300 400 500 600
IOUT [mA]
4. Dropout voltage vs. Junction temperature
4. 1 V_OUT = 3.0 V
0.30
0.25
0.20
0.15
0.10
0.05
0.00
−40 −25
IOUT = 300 mA
IOUT = 30 mA
0 25 50 75 100 125 150
Tj [C]
18