| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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120,533 pcs
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120533 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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36,960 pcs
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36960 pcs | On Request | 1 | On Request | On Request | 0636+ | On Request | On Request | |
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3,150 pcs
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3150 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
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499 pcs
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499 pcs | On Request | 1 | On Request | On Request | 0414+ | On Request | On Request | |
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270 pcs
|
270 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
5 pcs
|
5 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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| Dimming | |
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The TPS61043DRBR from Texas Instruments is a high-frequency boost converter with a constant current output, suitable for driving white LEDs. It supports an input voltage range from 1.8V to 6V and can power up to 4 LEDs in series.
Key electrical specifications include a switching frequency up to 1 MHz, PWM dimming capability, and an efficiency of up to 85%. The device offers precise brightness control and features 18V overvoltage protection for enhanced safety. It also includes a shutdown function that disconnects LEDs during standby, with a typical shutdown current of 0.1 µA.
This LED driver is available in an 8-SON (3x3) package, designed for surface mount applications. Its typical operating temperature range is -40°C to 85°C. The TPS61043DRBR is well-suited for applications such as display backlighting in PDAs, pocket PCs, smartphones, and handheld devices.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.55 | $0.55 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 1.8V to 6V.
The nominal output current is 60mA.
It can drive up to 4 LEDs in series.
The operating temperature range is -40°C to 85°C.
It is available in an 8-VDFN exposed pad package (8-SON 3x3 mm).
Yes, it supports PWM dimming for brightness control.
The maximum switching frequency is 1 MHz.