SC656
Not Recommended for New Designs
Not recommended for new designs.
The SC656 is a high efficiency charge pump LED driver using Semtech’s proprietary charge pump technology. Performance is optimized for use in single-cell Li-ion battery applications.
功能
- Input supply voltage range — 2.9V to 5.5V
- Charge pump modes — 1x, 1.5x and 2x
- PWM dimming control with low pass filter provides
- DC backlight current (not pulsed)
- Two independently configurable backlight banks
- PWM frequency range — 200Hz to 50kHz
- Seven adjustable current sinks — 500μA to 25mA
- Backlight current accuracy ±1.5% typical
- Backlight current matching ±0.5% typical
- LED float detection
- Charge pump frequency — 250kHz
- Low shutdown current — 0.1μA typical
- Ultra-thin package — 3 x 3 x 0.6(mm)
- Fully WEEE and RoHS compliant, and Halogen free.
- Cellular phones, smart phones, and PDAs
- LCD display modules
- Portable media players
- Digital cameras
- Personal navigation devices
- Display/keypad backlighting and LED indicators
应用
封装
- MLPQ-UT-20
订购代码
- SC656ULTRT: Lead Free, WEEE and RoHS Compliant, Halogen Free, 3,000 pcs, Tape and Reel Only
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC656
产品描述
BACKLIGHT DRIVER FOR 7 LEDs WITH CHARGE PUMP AND PWN CONTROL
引脚数
20
封装类型
MLPQ-UT
Pb-Free (2)
是
Reflow Temp °C (3)
260
引脚或焊球镀层
镍钯金
MSL 等级
2
JIG 101 A & B (12)
是
WEEE 2012/19/EU (19)
是
China RoHS 2 GB/T 26572-2011
是下载报告
RoHS Compliant by Exception (8)
否
Whisker Testing (10)
热循环锡须测试
(-40°C 至 +85°C / 4000 循环)
(-40°C 至 +85°C / 4000 循环)
是
环境温度存储,锡须测试
(50°C,4000 小时)
(50°C,4000 小时)
是
60°C/90% 相对湿度 4000 小时,锡须测试
是
声明和报告
IPC-1752-2
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Distributor/Catalog Supplier Inventory
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