S-1701 Datasheet, PDF (51/70 Pages) Seiko Instruments Inc – HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR WITH RESET FUNCTION

HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR WITH RESET FUNCTION
Rev.2.4_00
S-1701 Series
(5) Current consumption vs. Input voltage
S-1701x15xx (V_OUT = 1.5 V)
90
80 25 °C
70
60
50
40
30
20
10
0
01
Ta = 85 °C
2 34
–40 °C
567
VIN [V]
S-1701x50xx (V_OUT = 5.0 V)
90
80
25 °C
70
−40 °C
60
50
40
Ta = 85 °C
30
20
10
0
0 12 34 567
VIN [V]
(6) Ripple rejection ratio
S-1701x15xx (V_OUT = 1.5 V, Ta = 25 °C)
V_IN = 2.5 V, C_OUT = 1.0 µF, I_OUT = 30 mA
100
80
60
40
20
0
10
100
1k
10k 100k 1M
Frequency [Hz]
S-1701x50xx (V_OUT = 5.0 V, Ta = 25 °C)
V_IN = 6.0 V, C_OUT = 1.0 µF, I_OUT = 30 mA
100
80
60
40
20
0
10
100
1k
10k 100k 1M
Frequency [Hz]
S-1701x30xx (V_OUT = 3.0 V)
90
80
70
60
50
40
30
20
10
0
0
25 °C
Ta = 85 °C
−40 °C
12 34 567
VIN [V]
S-1701x30xx (V_OUT = 3.0 V, Ta = 25 °C)
V_IN = 4.0 V, C_OUT = 1.0 µF, I_OUT = 30 mA
100
80
60
40
20
0
10
100
1k
10k 100k 1M
Frequency [Hz]
Seiko Instruments Inc.
51