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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TPS658620ZQZT датащи(PDF) 16 Page - Texas Instruments |
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TPS658620ZQZT датащи(HTML) 16 Page - Texas Instruments |
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16 / 104 page  TPS658620 Advanced Power Management Unit SLVS993 – OCTOBER 2009 www.ti.com NAME PIN I/O DESCRIPTION EXTERNAL REQUIRED COMPONENTS (See Application Diagram) V2V2 G10 O Internal 2.2V supply rail 1 µF (minimum) decoupling capacitor to AGND1 1V25 G11 O Internal 1.25V reference filter capacitor 100nF (minimum) decoupling cap to AGND1 CHARGER TS E9 I/O Temperature Sense Input, current source Connect to battery pack thermistor to sense battery pack output temperature ISET F9 I Current set point when charging with AC External resistor from ISET pin to AGND1 pin sets charge selected. current value VTSBIAS H8 O Thermistor network bias supply, internally Connect to external thermistor pull-up resistor connected to 2V2 via integrated switch VIN_CHG F10, I/O Charger supply. Connect to SM2 converter output or SYS pin, see charger F11 section CHG_STAT K2 O Charger Status Push-pull output, 2V2 level FLTDPPM D10 I DPPM loop filter capacitor Not used, pin should be left open SM3 BOOST CONVERTER L3 K11 O Drain of the integrated boost power stage 4.7 µH inductor to SYS pin, external Schottky diode to SM3 switch pin FB3 G9 I White LED duty cycle switch output, LED External resistor from FB3 pin to PGND3 pin sets LED peak current setting current. Connect 100pF (minimum) filter capacitor to PGND3 pin. SM3_SW H9 I Integrated White LED duty cycle switch input SM3IG H10 I/O General purpose input/output HI-Z Output, controlled via I2C. May be used to set SM3 current gain step, implementing a high/low brightness control SM3 J10 I White LED driver output over-voltage Connect 1 µF capacitor to PGND3 pin. Connect SM3 pin to detection the positive side of white LED ladder. PGND3 J11 I Power ground, SM3 converter Connect to the power ground plane DRIVERS RED2 K8 O Programmable LED driver, open drain Connect to RED input of RGB LED output, current sink output when active. GREEN2 L8 O Connect to GREEN input of RGB LED BLUE2 G7 O Connect to BLUE input of RGB LED RED1 K9 O Connect to RED input of RGB LED GREEN1 L9 O Connect to GREEN input of RGB LED BLUE1 J8 O Connect to BLUE input of RGB LED LED_PWM L10 O LED_PWM driver output, open drain, Can be used to drive a keyboard backlight LED or other programmable duty cycle. external functions PWM J9 I PWM DRIVER, open drain output May be used to control external vibrator motor DIG_PWM L11 O PWM, digital push-pull output 2V2 output voltage level DIG_PWM2 G3 O PWM, digital push-pull output 2V2 output voltage level DC/DC CONVERTERS VIN_SM0 B1, B2 I SM0 synchronous buck converter positive 2 x 10 µF capacitor to PGND0 pin supply input SM0 A2 I SM0 synchronous buck converter output LC filter: 1.5 µH Inductor and 10µF Capacitor.Connect voltage sense capacitor to PGND0 pin L0 C1, C2 O SM0 synchronous buck converter power 1.5 µH inductor to SM0 pin stage output PGND0 D1, D2 I Power ground, SM0 converter Connect to the power ground plane VIN_SM1 G1, G2 I SM1 synchronous buck converter positive 2 x 10 µF capacitor to PGND1 pin supply input SM1 B4 I SM1 synchronous buck converter output LC filter: 1.5 µH Inducto and 10µF Capacitor.Connect voltage sense capacitor to PGND1 pin L1 F1, F2 O SM1 synchronous buck converter power 1.5 µH inductor to SM1 pin stage output PGND1 E1, E2 I Power ground, SM1 converter Connect to the power ground plane Electrical Specifications 16 Submit Documentation Feedback |
Аналогичный номер детали - TPS658620ZQZT |
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Аналогичное описание - TPS658620ZQZT |
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