SC621
Product inactive. Information on this page is for reference only.
The SC621 is a high efficiency charge pump LED driver using Semtech’s proprietary mAhXLife™ technology. Performance is optimized for use in single-cell Li-ion battery applications.
功能
- Input supply voltage range — 3.0V to 5.5V
- Charge pump modes — 1x, 1.5x and 2x
- Four programmable current sinks with 32 steps from 0.5mA to 25mA
- Flash LED — 400mA max in flash mode, 250mA max continuous for spotlight
- Two user-configurable 100mA low-noise LDO regulators
- Charge pump frequency — 250kHz
- SemWire™ single wire interface — up to 75kbit/s
- Backlight current accuracy ±1.5% typical
- Backlight current matching ±0.5% typical
- Programmable fade-in/fade-out for main backlight
- External flash control pin to sync with camera
- Optional 1s flash time out
- Automatic sleep mode (LEDs off ) — IQ = 100μA
- Low shutdown current — 0.1μA (typical)
- Ultra-thin package — 3mm x 3mm x 0.6mm
- Fully WEEE and RoHS compliant
- Cellular phone backlighting and flash
- PDA backlighting and flash
- Camera I/O and core power
应用
封装
- MLPQ-UT-20 (3 X 3 mm)
订购代码
- SC621ULTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC621
产品描述
LED LIGHT MANAGEMENT UNIT CHARGE PUMP, 4 LEDS, 400MA FLASH LED, DUAL LDOS, AND SEMWIRE INTERFACE
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
MATTE Sn
MSL 等级
1
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
Datasheets & Documentation
mySemtech
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| Part # | 国家/地区 | Qty | Buy | 经销商 |
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资源
