This manual is a guide to using the “EVALAg103” (Rev R1) evaluation board with our Ag103 Sealed Lead Acid (SLA) solar battery charger module. The EVALAg103 evaluation board can be powered by either a 21V open circuit solar panel, or a bench power supply with a range of 9V to 36V.
JP1 (positive) and JP4 (negative). 4.3 Capacity Selection The EVALAg103 evaluation board can set the Ag103 capacity from 1.2Ah to 12Ah by setting the corresponding jumper link on J3 (see Figure 2 and Table 1). Figure 2: Capacity selection link...
Ag103 to its normal charge mode. 4.5 Status Output The Ag103 has a status indication output pin ‘STAT’; that can be either connected to a µ-controller input for full status monitoring, via connector J4, or can be used with an LED as an indicator by fitting a link on LK2.
Mode 2. The STAT pin will drop to a logic 0 for 100ms, followed by a logic 1 for 100ms before returning to a logic 0. The Ag103 will then reset and wait 2 seconds before re-attempting to power up. If the over current is still there when trying to power up, the Ag103 will immediately shut back down and repeat the process.
When the input voltage is removed or the solar panel can no longer provide any power to the Ag103, the STAT pin will output a logic 0 until power has been reconnected or the panel can provide enough power to charge the connected battery.
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