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CAT1022 データシート(PDF) 7 Page - Catalyst Semiconductor |
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CAT1022 データシート(HTML) 7 Page - Catalyst Semiconductor |
7 / 28 page 5 w w w . c a t s e m i . c o m ALO GENFR TM LEAD FREE CAT4237 High Voltage CMOS Boost White LED Driver CAT310 Automotive 10-Channel Serial Latched LED Driver w h i t e l e d d r i v e r s Features ■ drives 8 white LEDs in series from 3V ■ low quiescent ground current 0.3mA ■ power efficiency over 84% ■ adjustable output current (up to 40mA) ■ high-frequency 1MHz operation ■ high voltage power switch ■ shutdown current less than 1 µA ■ load fault protection against open-circuits ■ tight line/load regulation Package Information ■ thin SOT23 5-lead (1mm max height) Featured Products CAT4237 VIN SHDN FB VFB = 300mV D1 20mA C1 SW GND 3V to 4.2V VIN White LEDs VOUT L Features ■ output drivers withstand load-dump transients up to 40V ■ operates over automotive temperature range:-40 to +125°C ■ drives 10 LEDs in parallel at 50mA per channel ■ output channels can drive a combination of white or color LEDs ■ serial output allows cascading of multiple CAT310’s to drive greater than 10 LEDs ■ operating voltage up to 17V ■ simple LED pattern programming through the 10 MHz serial interface ■ blank pin provides global on/off control of all LEDs ■ under Voltage Lockout ■ over Voltage Protection Package Information ■ 20-lead SOIC CAT310 + - VBATT VCC SCLK XLAT BLANK SIN OUT0 OUT1 OUT2 OUT9 SOUT VCC 5V GND PGND VBATTERY = 14V (typical) VBATT + - RS RS RS RS Controller 30mA C1 |
同様の部品番号 - CAT1022 |
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同様の説明 - CAT1022 |
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