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Part Number
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TPS60251 |
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Manufacturer
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Texas Instruments |
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Description
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HIGH EFFICIENCY CHARGE PUMP |
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Published
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Jun 7, 2022 |
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Detailed Description
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TPS60251
www.ti.com
SLVS767C – APRIL 2007 – REVISED NOVEMBER 2007
HIGH EFFICIENCY CHARGE PUMP FOR 7 WLEDs WITH I2C IN...
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Datasheet
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TPS60251
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Overview
TPS60251
www.
ti.
com
SLVS767C – APRIL 2007 – REVISED NOVEMBER 2007
HIGH EFFICIENCY CHARGE PUMP FOR 7 WLEDs WITH I2C INTERFACE
FEATURES
1
• 3.
0-V to 6.
0-V Input Voltage Range • ×1 and ×1.
5 Charge Pump • Fully Programmable Current with I2C
– 64 Dimming Steps with 25mA Maximum (Sub and Main Display Banks)
– 4 Dimming Steps with 80mA Maximum (DM5 for Auxiliary Application)
• 2% Current Matching for Sub LEDs at Light Load Condition (Each 100µA)
• 750-kHz Charge Pump Frequency • Continuous 230-mA Maximum Output Current • Auto Switching Between ×1 and ×1.
5 Mode for
Maximum Efficiency • Built-in Soft Start and Current Limit • Hardware Enable/Disable • Open Lamp Detection • 24-Pin 4mm x 4mm QFN
AP...
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