Overseas sale：Annie Yi
Mobile：0086 18998935574
E-mail：sales7@szjlgw.com
WhatApp: 0086 18998935574
Tel：0755-33160538
Fax：0755-29644707
Add：Building 1st,.Quanyuanfa Industrial Park,Zhucun,Guanlan Street,Bao'an District, Shenzhen
   |
16S 20S 24S 40A 50A 60A BMS Board Li-ion Lifepo4 Battery BMS Protection PCB Board for lithium battery pack 3S~24S BMS Battery type: Lifepo4, Li-ion Supported current: 25A ~ 60A Balance: Yes Temperature Sensor: Yes Size: 160 * 100 mm  |
Product features:
1. FR4, lead-free PCB board;
2. Functions: over charge protection, over discharge protection, over current protection,
short circuit protection, cell balance etc.
3. Both same port and separate port are available
4. Accurate physical size, tolerance can be controlled within 0.1mm.
5. ODM/OEM are available
BMS Datasheet:
項(xiàng)目 Project | 符號(hào) Symbol | 詳細(xì)內(nèi)容 The detailed content | 三元標(biāo)準(zhǔn) NCM Standard | 鐵鋰標(biāo)準(zhǔn) LFP Standard |
過(guò)充保護(hù) Overcharge protection | VDET1 | 單節(jié)過(guò)充電檢測(cè)電壓 Single overcharge detection voltage | 4.25V±0.03V | 3.65V±0.03V |
tVDET1 | 過(guò)充電檢測(cè)延遲時(shí)間 Overcharge detection delay time | 1.5s（MAX） | 1.5s（MAX） | |
VREL1 | 單節(jié)過(guò)充電解除電壓 Single overcharge release voltage | 4.15V±0.03V | 3.45V±0.03V | |
電量平衡 Cell balance | VBU | 電量平衡檢測(cè)電壓 Cell-balance detection voltage | 4.2V±0.03V | 3.6V±0.03V |
VBL | 電量平衡解除電壓 Cell-balance release voltage | 4.2V±0.04V | 3.59V±0.04V | |
IB | 電量平衡電流 Balance current | 60mA±20mA | 60mA±20mA | |
過(guò)放保護(hù) Over-discharge protection | VDET2 | 單節(jié)過(guò)放電檢測(cè)電壓 Single over-discharge detection voltage | 2.70V±0.1V | 2.50V±0.05V |
tVDET2 | 過(guò)放電檢測(cè)延遲時(shí)間 Overdischarge detection delay time | 1.5s（MAX） | 1.5s（MAX） | |
VREL2 | 單節(jié)過(guò)放電解除電壓 Single overdischarge release voltage | 3.0V±0.1V | 3.0V±0.05V | |
過(guò)流保護(hù) Over current protection | IDP1 | 一級(jí)過(guò)電流保護(hù)電流 Level 1 overcurrent protection current | 150A±20A | 150A±30A |
tVDET1 | 檢測(cè)延遲時(shí)間 Detection delay time | 1.0s（MAX） | 1.0s（MAX） | |
IDP2 | 二級(jí)過(guò)電流保護(hù)電流 Level 2 overcurrent protection current | / | / | |
tVDET2
| 檢測(cè)延遲時(shí)間 Detection delay time | 300ms（MAX） | 300ms（MAX） | |
短路保護(hù) Short circuit protection | 外部電路短路 Exterior short circuit | yes | yes | |
TSHORT | 檢測(cè)延遲時(shí)間 Detection delay time | 1500us（MAX） | 1500us（MAX） | |
保護(hù)解除條件 Protection of release condition | 斷開負(fù)載 Disconnecting the load | 斷開負(fù)載 Disconnecting the load | ||
內(nèi)阻 Resistance | RDS | 主回路通態(tài)電阻（電池電壓=3.4V） Main loop resistance (battery voltage = 3.4V) | B-至P- RDS≤20mΩ | B-至P- RDS≤20mΩ |
消耗電流 Current consumption | IDD | 工作時(shí)電路內(nèi)部消耗 Internal consumption during operation of the circuit | ≤60μA | ≤60μA |
充電最高耐壓 Charging maximum Voltage | VDS | 充電端口接充電器最高承受的電壓值 Charging port connected to the charger maximum withstand voltage value | DC 80V | DC 80V |
芯片最高耐壓 Chip maximum Voltage | VDS | 每串電池節(jié)點(diǎn)VDD-VSS之間輸入電壓 Input voltage between each string battery node VDD-VSS | DC 5V | DC 5V |
持續(xù)放電電流 Continuous Discharge Current
| 可持續(xù)放電電流 Sustainable discharge current | 50A | 150A | |
持續(xù)充電電流 Continuous charge current | 可持續(xù)充電電流 Sustainable charging current | 50A | 50A | |
額定電流Mosfet溫升 Rated current temperature Mosfet | 在額定電流放電過(guò)程MOSFET表面溫升 Rated current discharge MOSFET surface temperature | ＜45° | ＜45° | |
溫度控制開關(guān) Temperature control switch | 在額定溫度下關(guān)閉充放電功能。 Close the charging and discharging function at above rated temperature | 充電/Charging 75℃ 放電/Discharging 75℃ | 充電/Charging 75℃ 放電/Discharging 75℃ | |
充電反向保護(hù) Charging reverse protection | 充電時(shí)，避免充電的正極性和負(fù)極性反接。 When charging, avoid the positive polarity and negative polarity reversal of charging. | 無(wú)/NO | 無(wú)/NO | |
PCB尺寸 PCB Size
| PCM長(zhǎng)、寬、高 PCB Length, Width, Thickness | ≦160*80*15mm | ≦160*80*15mm |
