參數(shù)資料
型號: L9911A
廠商: 意法半導(dǎo)體
英文描述: CAR ALTERNATOR MULTIFUNCTION SMART VOLTAGE REGULATOR
中文描述: 多功能智能汽車發(fā)電機(jī)電壓調(diào)節(jié)器
文件頁數(shù): 11/15頁
文件大?。?/td> 186K
代理商: L9911A
11/15
L9911
Figure 13. Soft Start/attack Characteristics
Table 10. Fault Detection
The diagnostic result is disabled during the Soft-start delay time t_ST 0...3 and the soft-start / soft attack timing t_SL 0...3
Figure 14. DFMonitor Electrical configuration
Root Cause
Signal
P
P
P
P
F+
P
B+
Effect
Test detect
Alternator belt breaking
Brushes open
Field Driver Open
Field interruption
Field short circuit to the battery
Field short circuit to the ground
Battery discharge
Alternator disexcitation
Alternator disexcitation
Alternator disexcitation
Alternator disexcitation
Overvoltage
Alternator disexcitation
Undervoltage
VP<VPHH1 & VB+<Vreg
VP<VPHH1 & VB+<Vreg
VP<VPHH1 & VB+<Vreg
VP<VPHH1 & VB+<Vreg
VF+>VS1 & VB+ > Vov-d
VP<VPHH1 & VB+<Vreg
VB+<Vuv
Engine
Ign. Switch
W/Lamp
Ifield
F+/DFM
off
on
off
on
off
on
t_SL
t_ST
Field Pre-
excitation
Field
Regulation
Load ON
L9911
Control
Circuit
Field driver
DFMon driver
to the ECU
R
Valim
Test circuit
Field
Alternator
Regulator assy
B+
F+
DFM
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L9911B 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:CAR ALTERNATOR MULTIFUNCTION SMART VOLTAGE REGULATOR
L9911F 功能描述:低壓差穩(wěn)壓器 - LDO Car Alternator Reg Multifunction Volt RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L9911I 功能描述:低壓差穩(wěn)壓器 - LDO Car Alternator Reg Multifunction Volt RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L9911K 功能描述:低壓差穩(wěn)壓器 - LDO Multi Smart Volt REG DC 24V 4W 7 to 18V RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L9911P 功能描述:低壓差穩(wěn)壓器 - LDO Car Alternator Reg Multifunction Volt RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20