Linear Technology 1496B-A Demo Manual Download | Manualshive

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DEMO MANUAL DC1496B

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Summary of Contents for 1496B-A

Page 1: ...highandlowthresholdsfor all three measured quantities If a programmed threshold is exceeded the device reports an alert using either the L LT LTC LTM Linear Technology and the Linear logo are registered trademarks and No Latency Σ is a trademark of Linear Technology Corporation All other trademarks are the property of their respective owners SMBus alert protocol or by setting a ﬂag in the internal...

Page 2: ...tor 3 Connect a 2 7V to 5 5V battery charger supply across V_CHRG LD and GND Up to 500mA supplied to the batterycanbemeasuredwiththeboarddefault100mΩ sense resistor Use SENSE and SENSE test points to read voltage across the sense resistor 4 Connect a DC590 to 14 pin connector J1 for evaluation with QuikEval or connect a host controller I2C bus to the SDA SCL and GND test turrets 5 Set JP1 to QuikE...

Page 3: ...through the internal I2C registers and updates the respective displays LTC2941 and LTC2942 Display On a refresh or poll the software reads Status bit A 7 to determine communication with an LTC2941 LTC2942 LTC2941 1 or LTC2942 1 When an LTC2941 is detected the voltage and temperature ADC and threshold displays are not shown Control bits B 7 6 conﬁgure VBAT Alert for the LTC2941 and ADC Mode for the...

Page 4: ...ased off of RSENSE and pre scaler M and displayed in hexadecimal below the ACR full scale Control Conﬁgurations done in the Control section write to the Control register register B For the LTC2941 the Control bits B 7 6 enables a battery monitor to one of three set voltage thresholds 2 8V 2 9V or 3V or disables this battery voltage alert The ADC mode with the LTC2942 is defaulttoSleepwherebothVolt...

Page 5: ...Calculator Tool A calculator tool is available in the tool bar options under Tools Inthiscalculator Figure4 enterthemaximumcur rent passed through the sense and the maximum battery capacity Click on Calculate to calculate a recommended senseresistorandpre scaler M value Thedisplayshows the battery capacity in comparison to ACR full scale and provides an LSB value in mAh Also shown is the recom men...

Page 6: ...al 2X7 0 079CC MOLEX 87831 1420 9 1 D1 LED RED LIGHT EMITTING DIODES PANASONIC LN1251CTR 10 1 R1 RES CHIP 0 1Ω 1 8W 1 1206 IRC LRC LR1206LF 01 R100 F 11 3 R6 R7 R8 RES CHIP 5 10k 1 0603 VISHAY CRCW06035K10FKEA 12 3 R2 R3 R4 RES CHIP 10k 5 0603 VISHAY CRCW060310K0JNEA 13 1 R5 RES CHIP 1k 5 0603 VISHAY CRCW06031K00JNEA 14 1 R9 RES CHIP 100k 5 0603 VISHAY CRCW0603100KJNEA 15 1 S1 SWITCH SMT Pushbutto...

Page 7: ... March 02 2011 Title Size Document Number Rev Date Sheet of Demo Circuit 1496B B Linear Technology Corporation 1630 McCarthy Blvd Milpitas CA 95035 Phone 408 432 1900 Fax 408 434 0507 www linear com 1 1 Wednesday March 02 2011 Title Size Document Number Rev Date Sheet of Demo Circuit 1496B B Linear Technology Corporation 1630 McCarthy Blvd Milpitas CA 95035 Phone 408 432 1900 Fax 408 434 0507 www ...

Page 8: ...onent Side Inner Layer 2 PCB LAYOUT AND FILM Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Page 9: ...entation that the interconnection of its circuits as described herein will not infringe on existing patent rights PCB LAYOUT AND FILM Inner Layer 3 Solder Side SilkScreen Bottom Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded fro...

Page 10: ...TY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES The user assumes all responsibility and liability for proper and safe handling of the goods Further the user releases LTC from all claims arising from the handling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions wit...

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