參數(shù)資料
型號: CAT3604-A
英文描述: Catalyst Semiconductor
中文描述: Catalyst半導體
文件頁數(shù): 7/28頁
文件大?。?/td> 844K
代理商: CAT3604-A
5
www.catsemi.com
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CAT4237
High Voltage CMOS Boost White LED Driver
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)
CAT310
Automotive 10-Channel Serial Latched LED Driver
w h i t e l e d d r i v e r s
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
CAT4237
VIN
SHDN
FB
VFB = 300mV
D1
20mA
C1
SW
GND
3V to 4.2V
VIN
White
LEDs
VOUT
L
Features
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
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相關代理商/技術參數(shù)
參數(shù)描述
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