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The L9911 is a monolithic multifunction alternator voltage regulator intended for use in automotive application.
It includes the control section, the field power stage, fault diagnostic circuit which drives a warning lamp, and the protection against short circuits.
Key Features
- Fully monolithic design
- High side field driver
- Thermal protection
- Field short circuit protection
- Protected diagnostic lamp driver
- Protected high side relay driver
- Complex diagnostics
- Load response control
- DFM output (field monitor)
- Self start function
Sample & Buy
| Part Number | Package | Packing Type | Temperature (°C) | Marketing Status | Budgetary Price (US$)* | Quantity | ECCN (US) | Country of Origin | More info | Order from Distributors | Order from ST | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | |||||||||||
| L9911P | MW 8L | Tube | -40 | 150 | Active | 4.2 | 1000 | EAR99 | MOROCCO | Check Availability | Buy now | |
| L9911F | MW 8L | Tube | -40 | 150 | Active | 4.2 | 1000 | EAR99 | MOROCCO | No availability of distributors reported, please contact our sales office | Buy now | |
| L9911V | MW 8L | Tube | -40 | 150 | Active | 4.2 | 1000 | EAR99 | MOROCCO | No availability of distributors reported, please contact our sales office | Buy now | |
| L9911I | MW 8L | Tube | -40 | 150 | Active | 4.2 | 1000 | EAR99 | MOROCCO | Check Availability | Buy now | |
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L9911F | Active | MW 8L | Automotive | Ecopack1 | |
| L9911I | Active | MW 8L | Automotive | Ecopack1 | |
| L9911P | Active | MW 8L | Automotive | Ecopack1 | |
| L9911V | Active | MW 8L | Automotive | Ecopack1 |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
