HIGH WITHSTAND-VOLTAGE VOLTAGE REGULATOR WITH RESET FUNCTION
S-87x Series
Rev.7.2_00
Type 2 (Rectangle wave form 0 V to 10 V)
IOUT=40 mA, CL=10 μF, Ta=25°C
10 V
Input voltage
[5 V/div]
0 V
Output voltage
[500 mV/div]
5 ms/div
Overshoot amount: 1300 mV
Undershoot amount: 610 mV
Figure 30 Ringing waveform (Type 2)
Table 21 Parameter dependency (Type 2)
Method to decrease Method to decrease
Series
Parameter
Conditions
overshoot
undershoot
S-8750xxx
Load current (IOUT
Load capacitance (CL)
Input fluctuation (ΔVIN
)
10 to 60 mA, CL=10 μF
1 to 47 μF, IOUT=40 mA
8 to 24 V
Increase
Decrease
Increase
Increase
Decrease
Increase
*1
)
Temperature (Ta)
−40 °C to +85 °C
10 to 60 mA, CL=10 μF
1 to 47 μF, IOUT=40 mA
8 to 24 V
Low temperature
Increase
Low temperature
Increase
S-8730xxx
Load current (IOUT
Load capacitance (CL)
)
Decrease
Decrease
*1
Input fluctuation (ΔVIN
)
Increase
Increase
Temperature (Ta)
−40 °C to +85 °C
Low temperature
Low temperature
*1. High voltage value − 0 V
For reference, the following pages describe the ringing in VOUT measured using the output load current (IOUT),
output load capacitance (CL), input fluctuation width (ΔVIN), and temperature (Ta) as parameters.
36
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
