

6s 750mA
Isolated stackable LiPo charger
- Size
- 74.9 × 55.9 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 121
- Nets
- 111
- Pads
- 418
- Tracks, vias
- 794, 60
- Pours
- 14
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 23 Jul 2024
- Updated
- 13 Aug 2024
Overview
6s 750mA is an open-source printed circuit board by jsarrett, from the jsarrett/StackedCharger repository on GitHub. It is a 2-layer board of 74.9 × 55.9 mm with 121 parts on 111 nets, routed with 794 tracks and 60 vias.
It is built around the SN6505BDBV, RT0603FRE0710KL and CL21A106MQFNNNE, with the 1N5819W, RT0603FRE07470RL and CC0603KRX7R7BB105 among its other parts. Its parts include 42 capacitors, 30 resistors, 18 diodes, 12 ICs and 6 inductors. It belongs with the power boards of this library.
Main components
10SN6505BDBV
SOT-23-6-55℃~+125℃ 1.56mA 160mΩ 16V 1A 2.25V~5.5V SOT-23-6 Transformer Drivers ROHSTexas InstrumentsPower Management - SpecializedRT0603FRE0710KL
0603-55℃~+155℃ 100mW 10kΩ 75V Thin Film Resistor ±1% ±50ppm/℃ 0603 Chip Resistor - Surface Mount ROHSYAGEOChip Resistor - Surface MountCL21A106MQFNNNE
080510uF 6.3V X5R ±20% 0805 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHSSamsung Electro-MechanicsMultilayer Ceramic Capacitors MLCC - SMD/SMT1N5819W
SOD-12313A 350mA 40V 5uA@30V 600mV@200mA Standalone SOD-123 Schottky Diodes ROHSJSMSEMISchottky DiodesRT0603FRE07470RL
0603-55℃~+155℃ 100mW 470Ω 75V Thin Film Resistor ±1% ±50ppm/℃ 0603 Chip Resistor - Surface Mount ROHSYAGEOChip Resistor - Surface MountCC0603KRX7R7BB105
060316V 1uF X7R ±10% 0603 Multilayer Ceramic Capacitors MLCC - SMD/SMT ROHSYAGEOMultilayer Ceramic Capacitors MLCC - SMD/SMTRT0603FRE0751KL
0603-55℃~+155℃ 100mW 51kΩ 75V Thin Film Resistor ±1% ±50ppm/℃ 0603 Chip Resistor - Surface Mount ROHSYAGEOChip Resistor - Surface MountLTST-C155GEKT
SMD-4P,3.2x2.7mm-55℃~+85℃ 100mW 130° 20mA 2V、2.1V 565nm、630nm 569nm、621nm 6mcd、7mcd Discrete Diode Orange Red, Yellow Green Water Clear SMD-4P,3.2x2.7mm LED Indication - Discrete ROHSLite-OnLED Indication - DiscretePJ-102AH
插件-25℃~+85℃ 24V 2mm 5A 6.5mm DC Power Jack Right Angle Plugin DC Power Connectors ROHSCUIDC Power ConnectorsS7B-XH-A
弯插,P=2.5mmWire To Board ConnectorJST
Parts
121| Qty | Value | Footprint | References |
|---|---|---|---|
| 12 | 10k | Resistor_SMD:R_0603_1608Metric | R4, R5, R9, R10, R14, R15, R19, R20, R24, R25, R29, R30 |
| 12 | 10uF | Capacitor_SMD:C_0603_1608Metric | C4, C7, C11, C14, C18, C21, C25, C28, C32, C35, C39, C42 |
| 12 | 10uF | Capacitor_SMD:C_0805_2012Metric | C1, C2, C8, C9, C15, C16, C22, C23, C29, C30, C36, C37 |
| 12 | 1N5819 | Diode_SMD:D_SOD-123F | D1, D2, D4, D5, D7, D8, D10, D11, D13, D14, D16, D17 |
| 12 | 470 | Resistor_SMD:R_0603_1608Metric | R1, R2, R6, R7, R11, R12, R16, R17, R21, R22, R26, R27 |
| 6 | 1uF | Capacitor_SMD:C_0603_1608Metric | C3, C10, C17, C24, C31, C38 |
| 6 | 2.2uF | Capacitor_SMD:C_0603_1608Metric | C5, C12, C19, C26, C33, C40 |
| 6 | 4.7uH | Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder | L1, L2, L3, L4, L5, L6 |
| 6 | 47nF | Capacitor_SMD:C_0603_1608Metric | C6, C13, C20, C27, C34, C41 |
| 6 | 51k | Resistor_SMD:R_0603_1608Metric | R3, R8, R13, R18, R23, R28 |
| 6 | BQ25302RTER | StackedCharger:RTE0016C | U2, U4, U6, U8, U10, U12 |
| 6 | LTST-C155GEKT | LED_SMD:LED_RGB_Wuerth-PLCC4_3.2x2.8mm_150141M173100 | D3, D6, D9, D12, D15, D18 |
| 6 | SN6505BDBV | Package_TO_SOT_SMD:SOT-23-6 | U1, U3, U5, U7, U9, U11 |
| 6 | Wuerth_750315371 | Transformer_SMD:Transformer_Wuerth_750315371 | TR1, TR2, TR3, TR4, TR5, TR6 |
| 1 | Barrel_Jack_MountingPin | Connector_BarrelJack:BarrelJack_CUI_PJ-102AH_Horizontal | J1 |
| 1 | S6B-XH-A | Connector_JST:JST_XH_S7B-XH-A_1x07_P2.50mm_Horizontal | J2 |
The 116 most common of 121 parts.
Questions
How big is the 6s 750mA PCB?
It measures 74.9 × 55.9 mm and has 2 copper layers, 1.6 mm thick.
What parts does the 6s 750mA use?
121 parts, built around the SN6505BDBV, RT0603FRE0710KL, CL21A106MQFNNNE and 1N5819W. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the 6s 750mA KiCad files?
From the jsarrett/StackedCharger repository on GitHub, at the commit this page was made from: the board is 6s_750mA/6s_750mA.kicad_pcb and its schematic 6s_750mA/6s_750mA.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the 6s 750mA design in my own project?
Its repository states no licence, so its author keeps all rights: ask jsarrett before reusing the design.
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