|# of Channels|
|Max Current/Ch (mA)|
|Operating Voltage (MIN) (V)|
|Operating Voltage (MAX) (V)|
|Max Voltage (V)|
|Quiescent Current (μA)|
- True shutdown
- 700mA output current at 3.3V Input; 4.2V output
- 92% efficiency from 2.7VIN to 3.3VOUT
- Wide input voltage range: 2.7V to 4.5V
- 5V fixed or adjustable output
- 0.3Ω switch
- Integrated synchronous rectifier:0.3Ω
- Anti-ringing switch technology
- Programmable inductor peak current
- Logic shutdown control
- Low 0.8V or 0.288V reference voltage
- Small 10-pin DFN or MSOP package
Documentation & Design Tools
|Data Sheets||SP7648 Ultra-Low Quiescent Current, High Efficiency Boost Regulator||2.0.0||November 2012||1.5 MB|
|Application Notes||ANP-28, Filter Design in Continuous Conduction Mode (CCM) of Operation; Part 2 Boost Regulator||A||March 2006||285.9 KB|
|User Guides & Manuals||SP7648 Evaluation Board Manual||1.0.0||June 2005||253.6 KB|
|Design Solutions||DS-07, SP7648 1A Flash LED Driver||January 2006||115.2 KB|
|Design Solutions||DS-08, SP7648 700mA Flash LED Driver||January 2006||123.1 KB|
|Product Brochures||Power Management Brochure||October 2020||2.4 MB|
Parts & Purchasing
|Part Number||Pkg Code||Min Temp||Max Temp||Status||Suggested Replacement||PDN|
|SP7648ER||DFN10 3x3 OPT1||0||70||OBS|
|SP7648ER-L||DFN10 3x3 OPT1||-40||85||OBS||SP7685ER-L|
|SP7648ER-L/TR||DFN10 3x3 OPT1||-40||85||OBS||SP7685ER-L/TR|
|SP7648ER/TR||DFN10 3x3 OPT1||-40||85||OBS|
Active - the part is released for sale, standard product.
EOL (End of Life) - the part is no longer being manufactured, there may or may not be inventory still in stock.
CF (Contact Factory) - the part is still active but customers should check with the factory for availability. Longer lead-times may apply.
PRE (Pre-introduction) - the part has not been introduced or the part number is an early version available for sample only.
OBS (Obsolete) - the part is no longer being manufactured and may not be ordered.
NRND (Not Recommended for New Designs) - the part is not recommended for new designs.
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