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CAT4137 |
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| Part Number | CAT4137 |
| Manufacturer | Catalyst Semiconductor |
| Description | The CAT4137 is a DC/DC step-up converter that delivers a regulated output current. Operation at a constant switching frequency of 1MHz allows the device to be used with small value external ceramic ca... |
| Features |
• • • • • • • • • • • • Drives up to 5 White LEDs from 3V Power Efficiency up to 87% Low Quiescent Ground Current 0.1mA Adjustable Output Current (up to 30mA) High Frequency 1MHz Operation “Zero” current shutdown mode Operates down to 2V (from two AA batteries) Soft start power-up Open LED low power mode Automatic shutdown at 1.9V (UVLO) Thermal shutdown protection Thin SOT23 5-Lead (1mm max height) Product Description The CAT4137 is a DC/DC step-up converter that delivers a regulated output current. Operation at a constant switching frequency of 1MHz allows the device to be used with small v... |
| Document |
 CAT4137 Data Sheet
PDF 328.03KB |
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | CAT4134 |
On Semiconductor |
Dual Channel LED Driver |
|
| 2 | CAT4134 |
Catalyst Semiconductor |
500mA Dual Channel Movie/Flash LED Driver |
|
| 3 | CAT4137 |
ON Semiconductor |
CMOS Boost Converter - White LED Driver |
|
| 4 | CAT4139 |
Catalyst Semiconductor |
22V High Current Boost White LED Driver |
|
| 5 | CAT4139 |
ON Semiconductor |
22V High Current Boost White LED Driver |
|
| 6 | CAT4101 |
ON Semiconductor |
1A Constant-Current LED Driver |
|
Desde 2024. D4U Semiconductor.
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