S1011 Datasheet, PDF (37/43 Pages) Seiko Instruments Inc – BUILT-IN DELAY CIRCUIT (EXTERNAL DELAY TIME SETTING) VOLTAGE DETECTOR

HIGH-WITHSTAND VOLTAGE BUILT-IN DELAY CIRCUIT (EXTERNAL DELAY TIME SETTING) VOLTAGE DETECTOR
Rev.1.2_00
S-1011 Series
6. Release delay time (t_DELAY) vs. Power supply voltage (V_DD)
6. 1 SENSE detection product
S-1011E50
12.0
Ta = 25C
C_P = 3.3 nF
Ta = 85C
11.0
10.0
9.0
8.0
0.0
Ta = 40C
6.0 12.0 18.0 24.0 30.0 36.0
VDD [V]
VIH^*1
1 s
Input voltage
VIL^*2
VDD
tDELAY
Output voltage
VDD  50%
VSS
*1. V_IH = +V_DET + 1.0 V
*2. V_IL = +V_DET − 1.0 V
Figure 51 Test Condition of Release Delay Time
V_DD
+
V
VDD
SENSE
VSS CP
OUT
CN
V_SENSE
C_P
R
100 kΩ
+
V
Figure 52 Test Circuit of Release Delay Time
Caution The above connection diagram and constant will not guarantee successful operation.
Perform thorough evaluation using the actual application to set the constant.
Seiko Instruments Inc.
37