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参数资料
| 型号： | L9911F |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSH DC MOTOR CONTROLLER, SFM8 |
| 封装： | ROHS COMPLIANT, MULTIWATT-8 |
| 文件页数： | 8/19页 |
| 文件大小： | 276K |
| 代理商： | L9911F |
Electrical specification
L9911
16/19
Doc ID 10990 Rev 6
Note:
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 13.
DF monitor electrical configuration
Figure 14.
Short circuit drivers' protection
Field driver, DFmon driver and Relay driver are protected in switching mode (not linear), with
a retry time less than 25 ms.
Lamp driver is protected in linear mode, with a retry time of 1 s.
Table 10.
Fault detection
Root cause
Signal
Effect
Test detect
Alternator belt breaking
P
Alternator disexcitation
VP<VPHH1 & VB+<Vreg
Brushes open
P
Alternator disexcitation
VP<VPHH1 & VB+<Vreg
Field driver open
P
Alternator disexcitation
VP<VPHH1 & VB+<Vreg
Field interruption
P
Alternator disexcitation
VP<VPHH1 & VB+<Vreg
Field short circuit to the battery
F+
Overvoltage
VF+>VS1 & VB+ > Vov-d
Field short circuit to the ground
P
Alternator disexcitation
VP<VPHH1 & VB+<Vreg
Battery discharge
B+
Undervoltage
VB+<Vuv
L9911
Control
Circuit
Field driver
DFMon driver
to the ECU
R
Valim
Test circuit
Field
Alternator
Regulator assy
B+
F+
DFM
Current short circuit (Field driver, Relay driver, DFMon driver)
T< 25ms
Current short circuit (Lamp driver)
Filtering time
Retry time
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相关代理商/技术参数 |
参数描述 |
|---|---|
| L9911I | 功能描述:低压差稳压器 - LDO Car Alternator Reg Multifunction Volt RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| L9911K | 功能描述:低压差稳压器 - LDO Multi Smart Volt REG DC 24V 4W 7 to 18V RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| L9911P | 功能描述:低压差稳压器 - LDO Car Alternator Reg Multifunction Volt RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| L9911U | 制造商:STMicroelectronics 功能描述:PTS SMARTPOWER - Rail/Tube 制造商:STMicroelectronics 功能描述:IC VREG MULTIFUN AUTO MULTIWATT8 制造商:STMicroelectronics 功能描述:PTS Smartpower |
| L9911V | 功能描述:低压差稳压器 - LDO Car Alternator Reg Multifunction Volt RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
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