sp7612ec6-l-tr Exar Corporation, sp7612ec6-l-tr Datasheet
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sp7612ec6-l-tr
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sp7612ec6-l-tr Summary of contents
Page 1
... Pin outs for SP7611A and SP7612A on page 3 APPLICATIONS Ultra low cost Handsets PDA, DSC, MP3 players Handheld Computers LCD Display Modules Keyboard Backlight LCD Backlight TYPICAL APPLICATION SCHEMATIC SP7612 Typical application Page 1 N/C VLED1 CTRL SP7614A SP7614 6 Pin SC70 GND VLED2 ON/OFF DESCRIPTION © 2008 EXAR Corporation ...
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... See graph for LED Current vs. Cathode Voltage I = 100µA SET V = 300mV LED I = 100µA SET V = 150mV LED I = 25µA SET V = 0.5V LED I = 100µA SET ♦ 300mV LED ♦ 0.0V ENABLE ♦ 150µA SET ♦ please refer to typical LED © 2008 EXAR Corporation ...
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... GND ENABLE Page 3 PIN DESCRIPTION PINOUTS © 2008 EXAR Corporation ...
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... LED current vs Rset for LED voltage (Vcathode) LED current vs Cathode voltage (VLED) Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 SP7612 TYPICAL PERFORMANCE CHARACTERISTICS Vcontrol set to 3V © 2008 EXAR Corporation Page 4 ...
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... Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 SP7612 TYPICAL PERFORMANCE CHARACTERISTICS Iset vs Control pin voltage LED current vs Enable voltage Iset at .5V VLED(cathode voltage) Page 5 © 2008 EXAR Corporation ...
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... Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 © 2008 EXAR Corporation Page 6 ...
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... LED current vs Cathode voltage (VLED) Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 SP7614 TYPICAL PERFORMANCE CHARACTERISTICS Iset vs Control pin voltage Page 7 © 2008 EXAR Corporation ...
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... Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 LED current vs Enable voltage Iset at .5V VLED(cathode voltage) Page 8 © 2008 EXAR Corporation ...
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... Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 © 2008 EXAR Corporation Page 9 ...
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... Refer to "LED Current vs. LED graph under the Typical - CATHODE IN , the higher the system CATHODE with more LEDs as shown in IN The SP7612/4 driver's low dropout can significantly improve white or blue LEDs directly from F © 2008 EXAR Corporation the ...
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... SETTING THE LED CURRENT – page 6 ENABLE = PWM white F -Amplitude has no effect on current -Pulse width controls current between 0 and maximum LED set current Page 11 vs. V " graph under SET CRTL CONTROL and R for LED current SET and R for LED current CONTROL SET © 2008 EXAR Corporation ...
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... Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 © 2008 EXAR Corporation Page 12 BLOCK DIAGRAMS ...
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... Jan 09 -08 RevT SP7612/7614 Low Dropout Linear LED driver SP7612 SP7614 PACKAGE: 6 PIN SC-70 © 2008 EXAR Corporation Page 13 ...
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... Temperature Part Number Range SP7612EC6-L -40°C to +85°C SP7612EC6-L/TR -40°C to +85°C SP7614EC6-L -40°C to +85°C SP7614EC6-L/TR -40°C to +85°C /TR = Tape and Reel Pack quantity is 2500 for SC70 For further assistance: Email: EXAR Technical Documentation: EXAR Corporation reserves the right to make changes to the products contained in this publication in order to improve design, performance or reliability ...