Texas Instruments LP3946LD Battery Chargers
Power Management Circuit, PDSO14
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LP3946LD
Detailed Description
Power Management Circuit, PDSO14
Package
14-WFDFN Exposed Pad
Key Features
Package / Case: 14-WFDFN Exposed Pad
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LP3946LD Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LP3946LD Battery Chargers technical specifications.
General
Series
LP3946
Package / Case
14-WFDFN Exposed Pad
Operating Temperature
-40°C ~ 85°C (TA)
Battery Chemistry
Lithium Ion/Polymer
Fault Protection
Over Current, Over Temperature
Numberof Cells
4
Current Charging
Constant - Programmable
Charge Current Max
950mA
Battery Pack Voltage
4.1V, 4.2V
Voltage Supply Max
6V
Alternate Parts Comparison (LP3946LD vs LP5907UVX-1.2/NOPB vs LP38691QSDX-3.3/NOPB vs LP5907UVX-3.1/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 14-WFDFN Exposed Pad | 4-XFBGA, DSBGA | 6-WDFN Exposed Pad | 4-XFBGA, DSBGA |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | -- | Surface Mount | Surface Mount | Surface Mount |
| Number of Pins | -- | 4 | 6 | 4 |
| Accuracy | -- | ±2% | ±2% | ±2% |
| AEC Qualified | -- | No | Yes | No |
| Automotive | -- | No | Yes | No |
| Basic Package Type | -- | Ball Grid Array | Non-Lead-Frame SMT | Ball Grid Array |
| Cage Code | -- | 01295 | 01295 | 01295 |
| Current Supply Max | -- | 425 µA | 100 µA | 425 µA |
| Junction to Ambient | -- | 206.1°C/W | 50.5°C/W | 206.1°C/W |
| Junction to Case | -- | 1.5°C/W | 52.6°C/W | 1.5°C/W |
| Action |
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