Product overview
Description
The L9347 is an integrated quad low-side power switch to drive inductive loads like valves used in ABS systems. Two of the four channels are current regulators with current range from 250mA to 2.25A and an accuracy of 10%. All channels are protected against fail functions. They are monitored by a status output.-
All features
- Open load detection
- Selective overtemperature shutdown
- External clock control
- Ground and supply loss detection
- Regulator drift detection
- Recirculation control
- Regulator resolution 5mA
- Regulator error control
- Status monitoring
- Output slope control
- Integrated free-wheeling and clamping Z-diodes
- Quad low-side switch
- 2 x 2.5A designed as switched current-regulator
- 2 x 5A designed as conventional switch
- Power SO-36 - package with integrated cooling area
- Short circuit protection
- Electrostatic discharge (ESD) protection
- Low ON-resistance 2 x 0.2Ω , 2 x 0.35Ω (typ.)
- Status push-pull stages
Circuit Diagram
All resources
| Resource title | Version | Latest update |
|---|
Product Specifications (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| 3.0 | 19 Sep 2016 | 19 Sep 2016 |
Application Notes (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| 2.2 | 19 Nov 2019 | 19 Nov 2019 |
User Manuals (1)
| Resource title | Version | Latest update | ||
|---|---|---|---|---|
| 2.2 | 14 Nov 2019 | 14 Nov 2019 |
EDA Symbols, Footprints and 3D Models
STMicroelectronics - L9347
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Symbols
Footprints
3D models
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| L9347LF | NRND | PowerSO 36 | Automotive | Ecopack2 | |
| L9347LF-TR | NRND | PowerSO 36 | Automotive | Ecopack2 |
(**) 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 | Order from Distributors | Order from ST | Marketing Status | ECCN (US) | ECCN (EU) | Packing Type | Package | Temperature (°C) | Country of Origin | Budgetary Price (US$)*/Qty | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | |||||||||||
| L9347LF-TR | No availability of distributors reported, please contact our sales office | Buy Direct | NRND | EAR99 | NEC | Tape And Reel | PowerSO 36 | -40 | 150 | MALAYSIA | 3.39 / 1k | |
| L9347LF | No availability of distributors reported, please contact our sales office | NRND | EAR99 | NEC | Tube | PowerSO 36 | -40 | 150 | MALAYSIA | 3.39 / 1k | ||
Marketing Status
NRNDECCN (US)
EAR99Budgetary Price (US$)*/Qty
3.39 / 1k(*) 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
