参数资料
型号: S-80857CNNB-B9I-T2G
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO4
封装: LEAD FREE, SC-82AB, 4 PIN
文件页数: 17/59页
文件大小: 579K
代理商: S-80857CNNB-B9I-T2G
SUPER-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR
S-808xxC Series
Rev.5.0_00
24
Seiko Instruments Inc.
Hysteresis width (VHYS)
A
B
VDD
VSS
Minimum operating voltage
Output from the OUT pin
VDD
VSS
(1)
(2) (3)
(5)
(4)
Release voltage (
+VDET)
Detection voltage (
VDET)
Figure 18 Operation 2
2. Other Characteristics
2-1. Temperature Characteristics of Detection Voltage
The shaded area in Figure 19 shows the temperature characteristics of the detection voltage.
40
25
+0.945 mV/°C
VDET [V]
85
Ta [
°C]
0.945 mV/°C
VDET25
*1
*1.
VDET25 is an actual detection voltage value at 25°C.
Figure 19 Temperature Characteristics of Detection Voltage (Example for S-80827C)
2-2. Temperature Characteristics of Release Voltage
The temperature change
Ta
VDET
Δ
+
Δ
of the release voltage is calculated by using the temperature
chnange
Ta
VDET
Δ
Δ
of the detection voltage as follows:
Ta
V
Ta
V
DET
Δ
Δ
×
+
=
Δ
+
Δ
The temperature change of the release voltage and the detection voltage have the same sign
consequently.
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