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.
Features
- 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
Applications
Packaging
- MLPQ-UT-20
Order Codes
- 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
Part Description
BACKLIGHT DRIVER FOR 7 LEDs WITH CHARGE PUMP AND PWN CONTROL
# of leads
20
Package Type
MLPQ-UT
Pb-Free (2)
YES
Reflow Temp °C (3)
260
Lead or Ball Finish
NiPdAu
MSL Rating
2
REACH SVH C(223) 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
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