Product overview
Description
The L9474N is a monolithic multifunction generator voltage regulator intended for use in automotive applications.
This device regulates the output of an automotive generator by controlling the field winding current by means of a variable frequency PWM high side driver.
The setpoint voltage reference is selected by the ENGINE CONTROL UNIT via RVC protocol.
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All features
- High side field driver
- Thermal protection
- Field driver short circuit protection
- RVC interface
- Overvoltage protection
- Complex diagnostics
- Load Response Control
EDA Symbols, Footprints and 3D Models
STMicroelectronics - L9474N
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Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L9474N | NRND | 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.
Sample & Buy
| Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | |||||||||||||
| L9474N | | | distributors No availability of distributors reported, please contact our sales office | |||||||||||
L9474N NRND
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors