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Firmware and source code for the Universal Battery Charge Controller [1410719A.HEX]
PIC16F88-I/P microcontroller firmware (HEX file) plus ASM source code for the Universal Battery Charge Controller.
The same software can be used for the revised version published in June 2022.
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Relay - 1A DPDT 5V DC coil (EA2-5NU)
A small EA2-5NU 5V DC relay, as used in various projects.
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IPP80P03P4L-07 high-current P-channel Mosfet
A high-current P-channel Mosfet with low on-resistance in a standard TO-220 package. Note: package marking is '4P03L07'.
This is a faster switching, lower-cost version of the IPP80P03P4L-04 Mosfet that we also sell, but with slightly higher on-resistance.
Its critical specifications are:
Maximum drain-source voltage: 30V
Maximum gate-source voltage: +5V, -16V
Maximum continuous drain current: 80A
Maximum pulsed drain current: 320A
Maximum dissipation: 88W
Gate threshold voltage: 1-2V
On-resistance: 5.9mΩ
Input capacitance: 4.4nF
Output capacitance: 1.2nF
Reverse transfer capacitance: 30pF
While this is not a complementary type to the IPP80N06S4L-07 N-channel type we also sell, it is very well matched.
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Revised Intelligent Battery Charge Controller PCB [14107192]
The PCB for the Updated Battery Charge Controller.
Double-sided PCB with plated through holes, solder mask and silkscreen overlay.
111 x 81mm.
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PIC16F88-I/P programmed for the Universal Battery Charge Controller [1410719A.HEX]
A PIC16F88-I/P 8-bit microcontroller programmed with the firmware for the Universal Battery Charge Controller (1410719A.HEX).
The same PIC is used in the revised version published in June 2022.
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Revised Battery Charge Controller PCB pattern (PDF download) [14107192]
A PDF with the PCB design for the Updated Intelligent Battery Charge Controller (double-sided).
Both layers are in a single PDF.
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Universal Battery Charge Controller front panel artwork (PDF download)
A PDF of the front panel artwork for the Universal Battery Charge Controller.
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