Part Details for L9947S by STMicroelectronics
Results Overview of L9947S by STMicroelectronics
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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L9947S Information
L9947S by STMicroelectronics is a Peripheral Driver.
Peripheral Drivers are under the broader part category of Drivers And Interfaces.
A driver controls the current or voltage delivered to components like LCDs or motors, while an interface component connects systems for data transfer and control. Read more about Drivers And Interfaces on our Drivers And Interfaces part category page.
Price & Stock for L9947S
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
L9947S-ND
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DigiKey | IC MTR DRVR 4.5-5.5V 15MULTIWATT Min Qty: 250 Container: Bulk |
0 Bulk |
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$5.3095 | Buy Now |
US Tariff Estimator: L9947S by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
L9947S Part Data Attributes
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L9947S
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
L9947S
STMicroelectronics
Half Bridge Based Peripheral Driver, 12A, BCD, PZFM15
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | ZFM | |
| Package Description | Multiwatt-15 | |
| Pin Count | 15 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Built-in Protections | Over Current; Over Voltage; Thermal | |
| Interface IC Type | Half Bridge Based Peripheral Driver | |
| JESD-30 Code | R-PZFM-T15 | |
| JESD-609 Code | e0 | |
| Number of Functions | 1 | |
| Number of Terminals | 15 | |
| Output Current Flow Direction | Source And Sink | |
| Output Peak Current Limit-Nom | 12 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | ZFM | |
| Package Shape | Rectangular | |
| Package Style | Flange Mount | |
| Qualification Status | Not Qualified | |
| Supply Voltage-Max | 5.5 V | |
| Supply Voltage-Min | 4.5 V | |
| Supply Voltage-Nom | 5 V | |
| Supply Voltage1-Max | 16 V | |
| Supply Voltage1-Min | 8 V | |
| Surface Mount | No | |
| Technology | Bcd | |
| Terminal Finish | Tin Lead | |
| Terminal Form | Through-Hole | |
| Terminal Position | Zig-Zag |
L9947S Frequently Asked Questions (FAQ)
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STMicroelectronics provides a recommended PCB layout in the application note AN4996, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and thermal dissipation.
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The selection of the inductor depends on the specific application requirements, such as the input voltage, output voltage, and switching frequency. STMicroelectronics provides a list of recommended inductors in the datasheet, and also offers an inductor selection tool on their website to help with the selection process.
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The maximum junction temperature of the L9947S is 150°C, as specified in the datasheet. It's essential to ensure that the device operates within this temperature range to prevent damage and ensure reliability.
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While the L9947S can operate up to 150°C, it's essential to consider the derating of the device's performance and reliability at high temperatures. STMicroelectronics provides thermal derating curves in the datasheet to help designers assess the device's performance in high-temperature environments.
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STMicroelectronics provides a troubleshooting guide in the application note AN4996, which covers common issues and their solutions, such as output voltage regulation, efficiency, and thermal management. Additionally, the datasheet provides a list of possible faults and their corresponding fault flags.