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.
Features
- 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
Applications
Packaging
- MLPQ-UT-20 (3 X 3 mm)
Order Codes
- SC621ULTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC621
Part Description
LED LIGHT MANAGEMENT UNIT CHARGE PUMP, 4 LEDS, 400MA FLASH LED, DUAL LDOS, AND SEMWIRE INTERFACE
# of leads
20
Package Type
MLPQ-UT
Pb-Free (2)
YES
Reflow Temp °C (3)
260
Lead or Ball Finish
MATTE Sn
MSL Rating
1
REACH SVH C(233) EC1907/2006 (18)
YES Download Report
JIG 101 A & B (12)
YES
YES Download Report
RoHS 2/3 Amend 2015/863 (7)
YES Download Report
WEEE 2012/19/EU (19)
YES
China RoHS 2 GB/T 26572-2011
YES Download Report
Halogen Free / Low IEC 61249-2-21/JS709C (20)
YES Download Report
Proposition 65 (21)
YES Download Report
Packaging Material 94/62/EC (17)
YES Download Report
RoHS Compliant by Exception (8)
NO
Whisker Testing (10)
Thermal Cycling Whisker Test
(-40°C to +85°C / 4000 cycles)
(-40°C to +85°C / 4000 cycles)
YES
Ambient Temperature Storage, Whisker Test
(50°C, 4000 Hrs)
(50°C, 4000 Hrs)
YES
60°C/90%RH 4000 Hrs, Whisker Test
YES
Declarations and Reports
IPC-1752-2
Datasheets & Documentation
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Distributor/Catalog Supplier Inventory
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Resources
