| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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9,250 pcs
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9250 pcs | On Request | 1 | On Request | On Request | 1814+5 | On Request | On Request | |
|
2,645 pcs
|
2645 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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| Dimming | |
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The TPS61199PWPR from Texas Instruments is a highly integrated white LED driver solution specifically designed for large-size LCD monitor backlighting applications. This device integrates a current-mode boost controller and eight current sinks, enabling it to drive up to eight LED strings in parallel.
Key electrical specifications include an input voltage range of 8V to 30V and an output voltage capability of up to 60V. Each of the eight channels can deliver a maximum of 70mA, with excellent current matching between strings of 3%. The device operates with a switching frequency up to 800kHz and supports PWM dimming with a high ratio of 5000:1 at 200Hz. It also features adjustable switch frequency, enable/shutdown functionality, overvoltage protection (OVP), PWM control, and thermal shutdown protection.
The TPS61199PWPR is available in a 20-pin HTSSOP package, suitable for surface mount applications. Its design incorporates features like adaptive boost output for LED voltages and MOSFET overcurrent protection, making it a robust solution for demanding display backlighting requirements.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.66 | $0.66 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 8V to 30V.
The TPS61199PWPR supports 8 LED channels.
The maximum LED current per channel is 70mA.
The switching frequency can range from 500kHz to 800kHz.
The TPS61199PWPR supports PWM dimming.
The operating temperature range is -40°C to 85°C.
The TPS61199PWPR is supplied in a 20-HTSSOP package.