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Li ion charger BQ24295 with 5V USB output board

SolderedElectronics·Li-ion-charger-BQ24295-with-5V-USB-output-board-hardware-design·CAD/V1.0.0/Li-ion charger BQ24295 with 5V USB output board.kicad_pcb

Li ion charger BQ24295 with 5V USB output board layout, top view — open source board by SolderedElectronics

About the Li ion charger BQ24295 with 5V USB output board

Li ion charger BQ24295 with 5V USB output board is an open source PCB design by SolderedElectronics, published on GitHub under the TAPR-OHL-1.0 license. It is a 2-layer board measuring 38 × 54 mm, with 53 components from 30 distinct parts.

Other key parts include the NMOS-DUAL, BQ24295_RGET and SE5218. By type, the board carries 16 resistors, 12 relays, 9 capacitors, 6 jumpers, 3 ICs and 2 diodes.

It belongs with the power & battery designs in this gallery.

From the project

Hardware design, BOM, gerbers and 3D files for Li-ion-charger-BQ24295-with-5V-USB-output-board designed by Soldered Electronics.

The BQ24295 is a versatile Li-ion battery charger designed to provide efficient and reliable charging for single-cell lithium-ion or lithium-polymer batteries. It supports various charging modes, including constant current (CC) and constant voltage (CV) charging, to ensure the battery is charged quickly and safely.

The BQ24295 charger operates on a wide input voltage range, typically from 4.35V to 17V, allowing it to be powered by a variety of power sources, including USB ports and AC adapters. It also features integrated power path management, which allows simultaneous charging of the…

Li ion charger BQ24295 with 5V USB output board, from the project README
From the project README

Main components on the Li ion charger BQ24295 with 5V USB output board

NMOS-DUALBQ24295_RGETSE5218

Li ion charger BQ24295 with 5V USB output board bill of materials (BOM)

53 components, 30 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
NMOS-DUAL
U1
1
BQ24295_RGET
U2
1
SE5218
U3
4
HOLE_3.2mm
H1, H2, H3, H4
2
SMD_JUMPER_3_PAD_TRACE
JP1, JP3
2
SMD-JUMPER-CONNECTED_TRACE_SLODERMASK
JP2, JP6
1
SMD-JUMPER-CONNECTED
JP4
1
SMD_JUMPER
JP5
2
HEADER_MALE_2X1
K1, K10
4
HEADER_MALE_1X1
K2, K3, K8, K9
1
U262-161N-4BVC11
K4
2
easyC-SMD
K5, K11
1
HEADER_MALE_4X1
K6
1
JST-2pin-SMD
K7
1
USB_A_FEMALE_CONNECTOR
K12
1
red
D1
1
purple
D2
1
SRN5020TA__2R2M
L1
1
1u
C1
1
EMK316BB7226ML-T
C2
Show 10 more
QtyPartRefs
1
GRM21BR71C475KE51K
C3
1
CL10B473KO8NNNC
C4
3
CL31B106MOHNNNE
C5, C6, C7
2
2u2
C8, C9
3
5k1
R1, R12, R14
8
10k
R2, R3, R5, R6, R7, R8, R9, R10
1
33k
R4
2
2k2
R11, R16
1
150
R13
1
1k
R15

Li ion charger BQ24295 with 5V USB output board design files

The KiCad project lives in the SolderedElectronics/Li-ion-charger-BQ24295-with-5V-USB-output-board-hardware-design repository on GitHub; these links point at the commit this page was built from.

Li ion charger BQ24295 with 5V USB output board: common questions

How big is the Li ion charger BQ24295 with 5V USB output board?

The Li ion charger BQ24295 with 5V USB output board measures 38 × 54 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Li ion charger BQ24295 with 5V USB output board?

53 components, from 30 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Li ion charger BQ24295 with 5V USB output board design files?

From the SolderedElectronics/Li-ion-charger-BQ24295-with-5V-USB-output-board-hardware-design repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Li ion charger BQ24295 with 5V USB output board design in my own project?

Yes, under the terms of its TAPR-OHL-1.0 license, which SolderedElectronics chose for the repository.

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