| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
2,919 pcs
|
2919 pcs | On Request | 1 | On Request | On Request | N/A | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Efficiency | |
| Input Voltage | |
| Mounting Type | |
| Number of Outputs | |
| Operating Temperature | |
| Output Current | |
| Output Voltage |
The AHK1421ICA-T1 from Skyworks Solutions is a highly integrated, high-efficiency LED backlight driver. It is designed for portable applications such as mobile phones, smartphones, and PDAs.
This device operates from a single-cell Li-ion or polymer battery with an input voltage range of 2.7V to 5.5V. It features an integrated boost converter capable of providing up to 28V output for driving series LEDs. The AHK1421ICA-T1 supports 32 linear steps of brightness adjustment via a single-wire S2C digital interface.
Key features include a 1MHz switching frequency for optimal efficiency and small external components, and integrated protection against open circuit LEDs, short circuits, and over-temperature conditions. The device has a shutdown current of less than 4µA. It is supplied in a Pb-free TSOT23-6 package, suitable for surface mounting.
Applications include white LED backlighting for feature phones, smartphones, PDAs, PMPs, PNDs, and portable DVD players.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.17 | $0.17 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 2.7V to 5.5V.
The output voltage can be up to 28V.
It can drive up to 6 series LEDs.
The output current is 31mA.
The switching frequency is 1MHz.
The operating temperature range is -40°C to 85°C.
It is supplied in a TSOT-23-6 package.