參數(shù)資料
型號(hào): S-80847CLUA-B68-T2G
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3
封裝: LEAD FREE, SOT-89, 3 PIN
文件頁(yè)數(shù): 31/59頁(yè)
文件大?。?/td> 579K
代理商: S-80847CLUA-B68-T2G
SUPER-SMALL PACKAGE HIGH-PRECISION VOLTAGE DETECTOR
Rev.5.0_00
S-808xxC Series
Seiko Instruments Inc.
37
3. Change of Detection Voltage
In Nch open-drain output products of the S-808xxC series, detection voltage can be changed using
resistance dividers or diodes as shown in Figures 32 to 33. In Figure 32, hysteresis width also changes.
(Nch open-drain
output products)
RA
*1
OUT
VIN
VSS
VDD
+
S-
808xxCN
RB
(RA
≤75 kΩ)
DET
B
A
V
R
voltagae
Detection
+
=
HYS
B
A
V
R
width
Hysterisis
+
=
(Nch open-drain
output product)
Vf1
OUT
VIN
VSS
VDD
S-
808xxCN
Vf2
Detection voltage=Vf1+Vf2+(
VDET)
*1.
RA should be 75 k
Ω or less to prevent oscillation.
Caution If RA and RB are large, the hysteresis
width may aloso be larger than the
value given by the above equation due
to the through-type current (which
flows slightly in an Nch open-drain
product).
Figure 32
Figure 33
Caution The above connection diagram and constants do not guarantee correct operation. Perform
sufficient evaluation using the actual application to set the constants.
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S-80847CLY-B-G 制造商:Seiko Instruments Inc (SII) 功能描述:IC VOLT DETECTOR 4.7V TO-92
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