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參數(shù)資料
| 型號(hào)： | VNQ830M |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | QUAD CHANNEL HIGH SIDE DRIVER |
| 中文描述： | 四通道高邊驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 11/20頁(yè) |
| 文件大?。?/td> | 315K |
| 代理商： | VNQ830M |
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11/20
VNQ830M
OPEN LOAD DETECTION IN OFF STATE
Off state open load detection requires an external pull-up
resistor (R
PU
) connected between OUTPUT pin and a
positive supply voltage (V
PU
) like the +5V line used to
supply the microprocessor.
The external resistor has to be selected according to the
following requirements:
1) no false open load indication when load is connected:
in this case we have to avoid V
OUT
to be higher than
V
Olmin
; this results in the following condition
V
OUT
=(V
PU
/(R
L
+R
PU
))R
L
<V
Olmin.
2) no misdetection when load is disconnected: in this
case the V
OUT
has to be higher than V
OLmax
; this
results in the following condition R
PU
<(V
PU–
V
OLmax
)/
I
L(off2)
.
Because I
s(OFF)
may significantly increase if V
out
is pulled
high (up to several mA), the pull-up resistor R
PU
should
be connected to a supply that is switched OFF when the
module is in standby.
The values of V
OLmin
, V
OLmax
and I
L(off2)
are available in
the Electrical Characteristics section.
V
OL
V batt.
V
PU
R
PU
R
L
R
DRIVER
+
LOGIC
+
-
INPUT
STATUS
V
CC
OUT
GROUND
I
L(off2)
Open Load detection in off state
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| VNQ830M_04 | 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:QUAD CHANNEL HIGH SIDE DRIVER |
| VNQ830M13TR | 功能描述:功率驅(qū)動(dòng)器IC Quad Channel Hi-Side RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| VNQ830M-E | 功能描述:功率驅(qū)動(dòng)器IC Quad Channel Hi-Side RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| VNQ830MTR-E | 功能描述:功率驅(qū)動(dòng)器IC Quad Channel Hi-Side RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| VNQ830P | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:QUAD CHANNEL HIGH SIDE DRIVER |
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