Datasheet Texas Instruments LP3943ISQ/NOPB
Manufacturer | Texas Instruments |
Series | LP3943 |
Part Number | LP3943ISQ/NOPB |
16 channel RGB/White LED driver with independent string control via SMBUS/I2C 24-WQFN -40 to 85
Datasheets
LP3943 16-Channel RGB, White-LED Driver With Independent SMBUS/I2C String Control datasheet
PDF, 985 Kb, Revision: D, File published: Nov 4, 2016
Extract from the document
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Status
Lifecycle Status | Active (Recommended for new designs) |
Manufacture's Sample Availability | Yes |
Packaging
Pin | 24 |
Package Type | RTW |
Industry STD Term | WQFN |
JEDEC Code | S-PQFP-N |
Package QTY | 1000 |
Carrier | SMALL T&R |
Device Marking | 3943SQ |
Width (mm) | 4 |
Length (mm) | 4 |
Thickness (mm) | .75 |
Pitch (mm) | .5 |
Max Height (mm) | .8 |
Mechanical Data | Download |
Parametrics
Number of Channels | 16 |
Iout(Max) | 0.2 A |
Iq(Typ) | 0.35 mA |
LED | 16 |
LED Configuration | Parallel |
LED Current Per Channel | 25 mA |
Operating Temperature Range | -40 to 85 C |
Package Group | WQFN |
Package Size: mm2:W x L | 24WQFN: 16 mm2: 4 x 4(WQFN) PKG |
Peak Efficiency | 100 % |
Program Memory | No |
Programmable Ramp Control | No |
Rating | Catalog |
Shutdown Current(Typ) | 2 uA |
Special Features | I2C Control |
Topology | Linear |
Vin(Max) | 5.5 V |
Vin(Min) | 2.3 V |
Vout(Max) | 5.5 V |
Vout(Min) | -0.5 V |
Eco Plan
RoHS | Compliant |
Design Kits & Evaluation Modules
- Evaluation Modules & Boards: LP3943ISQEV
RGB White Blue 16-LED Fun Light Driver
Lifecycle Status: Active (Recommended for new designs)
Application Notes
- AN-1715 LP3943/LP3944 as a GPIO Expander (Rev. A)PDF, 138 Kb, Revision: A, File published: Apr 30, 2013
This application report describes how to use LP3943/44 as a general-purpose input/output (GPIO)expander. It is recommended that circuit data sheets are read first and used in conjunction with thisdocument.
Model Line
Series: LP3943 (3)
- LP3943ISQ LP3943ISQ/NOPB LP3943ISQX/NOPB
Manufacturer's Classification
- Semiconductors > Power Management > LED Driver > RGB & White LED Driver