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LP8557 |
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| Part Number | LP8557 |
| Manufacturer | Texas Instruments (https://www.ti.com/) |
| Description | The LP8557 and LP8557I are high-efficiency LED drivers each featuring an integrated DC-DC inductive boost converter and six high-precision current sinks. LP8557 is intended for applications that exclu... |
| Features |
•1 High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting SingleCell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum System Efficiency • LED String Count Auto-Detect for Maximum Design Flexibility • Smart Phase Shift PWM Mode for Reduced Audible Noise • PWM Input Duty Cycle Brightness Control, PWM Output Frequency Selectable Independent of Input Frequency • Hybrid PWM Plus Current Dimming for Higher LED Drive Optical Efficiency • Switch... |
| Document |
 LP8557 Data Sheet
PDF 1.61MB |
Similar Datasheet
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| 1 | LP8550 |
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| 2 | LP8551 |
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| 6 | LP8556 |
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Desde 2024. D4U Semiconductor.
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