?2009-2010 cymbet corporation ? tel: +1-763-633-1780 ? www.cymbet.com ds-72-09 rev a page 1 of 4 CBC-EVAL-05 overview the enerchip cc eval-05 evaluation kit is used to demonstrate the capabilities of the enerchip thin film batteries and the enerchip cc with integrated battery management capabilities. the kit can be used to demonstrate: 1 ) either enerchip battery, 2) either enerchip cc device or 3 ) the enerchip cc in parallel with the other enerchip battery. figure 2: enerchip cc evaluation module enerchip? cc cbc3112 & cbc3150 evaluation kit figure 1: enerchip cc block diagram evaluation kit description the enerchip cc is the worlds frst intelligent thin film battery. it is an integrated solution that provides battery backup and power management for systems requiring power bridging and/or secondary power. a single enerchip cc can charge up to 10 additional enerchips connected in parallel. two enerchip cc devices are on the eval-05, a cbc3112 and a cbc3150, with battery capacities of 12 ah and 50 ah, respectively. the CBC-EVAL-05 evaluation board utilizes a 24-pin dip format that mates with a 24-pin dip socket on a target board. during normal operation, the enerchip cc charges itself with a controlled voltage using an internal charge pump that operates from 2.5v to 5.5v. an enable pin allows the designer to activate and deactivate the charge pump using an external control line in order to minimize current consumption and take advantage of the fast recharge time of the enerchip. when the primary power supply dips below a user- defned threshold voltage, the enerchip cc will signal this event and route the battery voltage to v out . the enerchip cc also has battery protection circuitry to enable thousands of recharge cycles. the cbc3112 and cbc3150 data sheets contain complete specifcations and application circuits. enerchip cc applications standby supply ? for non-volatile sram, real-time clocks, controllers, supply supervisors, and other system-critical components. wireless sensors and rfid tags ? and other powered, low duty cycle applications. localized power source ? to keep microcontrollers and other devices alert in standby mode. power bridging ? to provide back-up power to system during exchange of main batteries. consumer appliances ? that have real-time clocks; provides switchover power from main supply to backup battery. business and industrial systems ? such as: network routers, point-of-sale terminals, single- board computers, test equipment, multi-function printers, industrial controllers, and utility meters energy harvesting ? by coupling the enerchip with energy transducers such as solar panels.
enerchip CBC-EVAL-05 ?2009-2010 cymbet corporation ? tel: +1-763-633-1780 ? www.cymbet.com ds-72-09 rev a page 2 of 4 pin number label description 1 v bat positive battery terminal - tie to pin 4 (1) 2 v out system voltage 3 v dd input voltage 4 v chg battery charge voltage - tie to pin 1 and/or optional enerchip(s) 5 enable charge pump enable 6 v mode mode select for battery switchover threshold 7 gnd system ground 8 reset reset signal (active low) 9 cp flying capacitor positive 10 cn flying capacitor negative 11 no connect no connection 12 no connect no connection 13 v bat positive battery terminal - tie to pin 16 (1) 14 v out system voltage 15 v dd input voltage 16 v chg battery charge voltage - tie to pin 13 and/or optional enerchip(s) 17 enable charge pump enable 18 v mode mode select for battery switchover threshold 19 gnd system ground 20 reset reset signal (active low) 21 cp flying capacitor positive 22 cn flying capacitor negative 23 no connect no connection 24 no connect no connection CBC-EVAL-05 input/ouput descriptions and pin-outs CBC-EVAL-05 dimensions attribute size width 0.7 in [17.18mm] length 1.2in [30.48mm] height 0.9in [5.00mm] 24-pin dip module v bat v out v dd v chg v mode gnd reset enable c p c n nc nc 1 2 3 4 6 7 8 5 9 10 11 12 24 23 22 21 19 18 17 20 16 15 14 13 v bat v out v dd v chg v mode gnd reset enable c p c n nc nc (1) see eval-05 operational modes on page 4 for optional connections to v bat . the eval05 module is sensitive to electrostatic discharge (esd) and must be handled accordingly. in cases where the eval-05 module is removed from its original pacaging it is a reuirement to maintain the same type of anti-static non-conductive pacaging to prevent discharge of the on-board enerchips. do not store the eval-05 in conductive blac foam as it will discharge and destroy the enerchips on the module.
enerchip CBC-EVAL-05 ?2009-2010 cymbet corporation ? tel: +1-763-633-1780 ? www.cymbet.com ds-72-09 rev a page 3 of 4 figure 3: CBC-EVAL-05 circuit schematic evaluation kit schematic the CBC-EVAL-05 board is confgured symmetrically so that a single external circuit can be used to evaluate the cbc3150 when the board is plugged into the dip socket in the pin 1 to pin 1 orientation, and the cbc3112 when the board is rotated 180 degrees. pins 1-12 pertain to the cbc3150. pins 13-24 pertain to the cbc3112. a circuit schematic of CBC-EVAL-05 is shown in figure 3. figure 4 is a typical application circuit. figure 4: typical enerchip cc application circuit 1uf (m cu ) 0. 1u f 1uf cb c 3150 en 5 7, 11-2 0 gn d 1 vba t vo ut 2 vd d 3 r ese t 8 vm od e 6 cn 10 cp 9 vc h g 4 mi cr oc on tr ol le r /i nt vd d gn d fr om m cu vd d enerchip cc
enerchip CBC-EVAL-05 ?2009-2010 cymbet corporation ? tel: +1-763-633-1780 ? www.cymbet.com ds-72-09 rev a page 4 of 4 using the eval-05 place the 24-pin eval-05 module into solderless breadboard or socket with pin 1 in pin 1. ? note that if only one enerchip cc is to be evaluated at a time, only pins 1 to 12 need to be connected on ? the test board. with board pin 1 in socket pin 1, the cbc3150 is accessible. to access the cbc3112, turn the eval-05 180 degrees and place eval-05 pin 13 in socket pin 1. tie v ? bat to v chg on the test board. when operating under main power, led d1 (cbc3150) or d2 (cbc3112) will be illuminated. when ? operating in battery backup mode, led d1 (cbc3150) and d2 (cbc3112) will not be illuminated. tie v ? mode to v dd or gnd depending the system voltage and the desired switchover voltage. optionally, use a resistor divider. see the cbc3112 or cbc3150 datasheets for switchover voltage details. tie the enable pin to v ? dd . tie v ? out to v dd of a microcontroller or any device requiring power backup. tie the reset pin to the interrupt pin of a microcontroller if desired. when operation is under battery ? backup mode, the led will not be illuminated. allow the enerchip cc to charge for at least 30 minutes before attempting to use backup power. ? monitor v ? bat for battery voltage and monitor v out for output voltage to the system. place current meter between v ? bat and v chg to monitor battery charging current if desired. disconnect v ? dd and the reset pin will go low and system will switchover to battery backup mode. enerchip part number description notes CBC-EVAL-05 enerchip cc evaluation kit --- ordering information cymbet, the cymbet logo, and enerchip are cymbet corporation trademarks disclaimer of warranties; as is the information provided in this data sheet is provided as is and cymbet corporation disclaims all representations or warranties of any kind, express or implied, relating to this data sheet and the cymbet battery product described herein, including without limitation, the implied warranties of merchantability, ftness for a particular purpose, non-infringement, title, or any warranties arising out of course of dealing, course of performance, or usage of trade. cymbet battery products are not approved for use in life critical applications. users shall confrm suitability of the cymbet battery product in any products or applications in which the cymbet battery product is adopted for use and are solely responsible for all legal, regulatory, and safety-related requirements concerning their products and applications and any use of the cymbet battery product described herein in any such product or applications. eval-05 operational modes the CBC-EVAL-05 board can be used in seven different ways: cbc3150 only - connect to pins 1-12. 1. cbc3112 only - connect to pins 13-24 or rotate the eval-05 so that pin 13 is inserted into socket pin 1 2. and connect to pins 1-12 on eval-05. cbc050 only - the enerchip 50 ah battery is tested alone. do not connect pins 1 and 4 together; pin 1 is 3. the positive enerchip terminal and can be charged and discharged independently of the integrated battery management circuitry. see the cbc050 data sheet for enerchip operating and use conditions. cbc012 only - the enerchip 12 ah battery is tested alone. do not connect pins 13 and 16 together; pin 4. 13 is the positive enerchip terminal and can be charged and discharged independently of the integrated battery management circuitry. see the cbc012 data sheet for enerchip operating and use conditions. cbc3150 controlling the cbc012 - the cbc3150 can be used to control external enerchips, including the 5. cbc012 embedded in the cbc3112 package on board the eval-05. this is accomplished by connecting pin 4 ( v chg ) to pin 13 ( v bat ). cbc3112 controlling the cbc050 - the cbc3112 can be used to control external enerchips, including the 6. cbc050 embedded in the cbc3150 package on board the eval-05. this is accomplished by connecting pin 16 ( v chg ) to pin 1 ( v bat ). cbc3112 and cbc3150 simultaneously - connect the two 7. v bat pins (1 and 13) together and tie them to either v chg pin (not both). leave the other v chg disconnected from the circuit.
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