Overview

BYD Microelectronics Battery Protection & Management IC series products were developed since 2003. The products include One-cell, Two-cell, Multi-cell protection ICs, and they have the features with complete functions, stable quality and various type. They can be used in all kinds of Li+/Fe+ Battery applications, and be widely used in cell phones, power tools and electric bicycles, etc. After several years’ accumulation of technology and experience, we can provide the products with professional applications, comprehensive technical after-sales service and customized service. The protection ICs have been recognized by the customers at home and abroad such as NOKIA, SAMSUNG, LG, TCL, HUAWEI, etc. and have been used in mass production.

Application

Catalog

For single-cell Li+/ Fe battery     Package Supply Current MOS Datasheet Download

Rss(on)

@2.6V

Rss(on)

@3.8V

Rss(on)

@4.2V

Fe+battery

Discrete device BM130 - SOT23-6L 4.0uA - - -
Li+Battery Discrete device BM104 BM104-MA-CE-N DFNWB2*2-6L 4.0uA - - -
BM105 BM105-KA-CE DFNWB2*2-6L 3.8uA - - -
BM112 Series BM112-LA-CE DFNWB2*2-6L 4.0uA - - -
BM112-LA-ST SOT23-6L 4.0uA - - -
BM112-LAFA-ST SOT23-6L 4.0uA - - -
BM112-LFCA-ST SOT23-6L 4.0uA - - -
BM112-LFEA-ST SOT23-6L 4.0uA - - -
BM112-LFFA-ST SOT23-6L 4.0uA - - -
BM112-LHEA-ST SOT23-6L 4.0uA - - -
BM112-LHFA-ST SOT23-6L 4.0uA - - -
BM112-TAEC-ST SOT23-6L 4.0uA - - -
BM112-TAFA-ST SOT23-6L 4.0uA - - -
BM112-UCEC-CE SOT23-6L 4.0uA - - -
One-chip BM191 series BM191-KCEB-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-LACA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-LAEA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-LFAA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-LFCA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-LFEA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-MCDA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-MCDB-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-TCDA-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM191-TCEB-CE DNF2.2*2.9-6L 4.0uA 48mΩ 39mΩ 38mΩ
BM193 series BM193-KCEB-CE DNF2.2*2.9-6L 4.0uA 29mΩ 24mΩ 23.5mΩ
BM193-HCEB-CE DNF2.2*2.9-6L 4.0uA 29mΩ 24mΩ 23.5mΩ
BM193-TCDB-CE DNF2.2*2.9-6L 4.0uA 29mΩ 24mΩ 23.5mΩ
BM193-TCEB-CE DNF2.2*2.9-6L 4.0uA 29mΩ 24mΩ 23.5mΩ
BM193-TCFB-CE DNF2.2*2.9-6L 4.0uA 29mΩ 24mΩ 23.5mΩ
BM194 Series - DFN2*5-6L 4.0uA 23mΩ 18mΩ 17mΩ

 

For Multi-cell Li+/Fe battery Package Overcharge Deyection Voltage Overdischarge Detection Voltage Discharge Overcurrent Detection Voltage Charge Overcurrent Detection Voltage Supply Auto Wake Up Function
Li+ battery BM210 Series BM210-RGFA SOT23-6L 4.250V±25mV 2.400V±75mV 0.200V±15mV -0.200V±30mV 5uA NO
BM210-SFFB SOT23-6L 4.350V±25mV 2.300V±75mV 0.200V±15mV -0.200V±30mV 5uA YES
Fe+ battery BM210-SCFA SOT23-6L 3.900V±25mV 2.000V±75mV 0.200V±15mV -0.200V±30mV 5uA YES
BM210-LHFB SOT23-6L 3.600V±25mV 2.000V±75mV 0.200V±15mV -0.200V±30mV 5uA YES

 

For Multi-cell Li+/Fe battery Package Overcharge Detection Voltage Overdischarge Detection Voltage Discharge Overcurrent 1 Detection Voltage Discharge Overcurrent 2 Detection Voltage Datasheet Download
Li+ Battery BM3451 series BM3451VJDC-T28A TSSOP28 4.300V±25mV 2.500V±80mV 0.100V±15mV 0.400V±40mV
BM3451TNEC-T28A TSSOP28 4.250V±25mV 2.800V±75mV
0.100V±15mV
0.400V±40mV
BM3451SMDC-T28A TSSOP28 4.225V±25mV 2.750V±75mV
0.100V±15mV
0.400V±40mV
BM3451HEDC-T28A TSSOP28 3.850V±25mV 2.000V±75mV 0.100V±15mV 0.400V±40mV
BM3451VJDC-T20B TSSOP20 4.300V±25mV 2.500V±80mV
0.100V±15mV
0.400V±40mV
BM3451TNEC-T20B TSSOP20 4.250V±25mV 2.800V±75mV 0.100V±15mV 0.400V±40mV
BM3451SMDC-T20B TSSOP20 4.225V±25mV 2.750V±75mV 0.100V±15mV 0.400V±40mV
BM3451HEDC-T20B TSSOP20 3.850V±25mV 2.000V±75mV 0.100V±15mV 0.400V±40mV
BM3452 series BM3452VJDC-S16A TSSOP16 4.300V±25mV 2.500V±80mV 0.100V±15mV 0.400V±40mV
BM3452SMDC-S16A TSSOP16 4.225V±25mV 2.750V±75mV 0.100V±15mV 0.400V±40mV
BM3452HEDC-S16A TSSOP16 3.850V±25mV 2.000V±75mV 0.100V±15mV 0.400V±40mV

 

The main parameters can be selected when wafer test, if you need other parameters except showed in upper forms, please contact us.

 

Copyright © 2013 BYD Company Limited. All rights reserved.