MM3508B08RRE

MITSUMI 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC MM3508A Series Outline MM3508A series is a double protection IC for 1 to 4 serial cells lithium-ion / lithium-polymer rechargable battery for secondary protection IC. It detects battery voltage for each cell. The FUSE cutting signal is the output between period of time. And the CELL voltage is released by electric discharge after FUSE was cut. Features (Unless otherwise specified, Topr=+25°C) 1. Range and accuracy of overcharge detection/hysteresis voltage Overcharge detection voltage Overcharge hysteresis voltage 4.0V to 4.5V, 5mV step -500mV to -50mV, 50mV step Accuracy±20mV (Topr=0 to +50°C) Accuracy±20% 2. Range of detection delay time 1ms to (1ms×2n1)+(1ms×2n2) n1 and n2 can select two arbitrary integers between 0 to 13. (However n1 n2) Overcharge detection delay time 3. Low current consumption Typ. 3.5µA, Max. 5.0µA (Vcell=4.0V) Typ. 0.15µA, Max. 0.30µA (Vcell=2.3V) 4. Absolute maximum ratings VDD pin OV pin Storage temperature Operation temperature VSS-0.3 to VSS+28V VSS-0.3V to VDD+0.3V -55°C to +125°C -40°C to +110°C 5. The FUSE cutting signal is the output between period of time. And the CELL voltage is released by electric discharge resistance of "60K " after FUSE was cut. And CELL stops an electric discharge if the CELL voltage becomes less than the electric discharge release voltage. Pin Assignment Top view SOT-26A V1 VSS OV 6 5 4 1 2 3 V2 V3 VDD Top view SSON-6A OV VSS V1 6 5 4 1 2 3 VDD V3 V2 Pin No. Function 1 The input terminal of the positive voltage of V2 cell and the negative voltage of V3 cell 2 The input terminal of the positive voltage of V3 cell and the negative voltage of V4 cell 3 The input terminal of the power supply of IC and the positive voltage of V4 cell 4 Output of over charge detection (Output type is CMOS) 5 The input terminal of the ground of IC and the negative voltage of V1 cell 6 The input terminal of the positive voltage of V1 cell and the negative voltage of V2 cell Pin No. Function 1 The input terminal of the power supply of IC and the positive voltage of V4 cell 2 The input terminal of the positive voltage of V3 cell and the negative voltage of V4 cell 3 The input terminal of the positive voltage of V2 cell and the negative voltage of V3 cell 4 The input terminal of the positive voltage of V1 cell and the negative voltage of V2 cell 5 The input terminal of the ground of IC and the negative voltage of V1 cell 6 Output of over charge detection (Output type is CMOS) • Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification. • The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications. MITSUMI 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC MM3508B Series Outline MM3508B series is a double protection IC for 1 to 4 serial cells lithium-ion / lithium-polymer rechargable secondary battery.It detects battery voltage for each cell. Each of these IC composed of four voltage detectors, reference voltage sources, oscillator, counter circuit and logical circuits. Features (Unless otherwise specified, Topr=+25°C) 1. Range and accuracy of overcharge detection/hysteresis voltage Overcharge detection voltage 4.0V to 4.5V, 5mV step Accuracy±20mV (Topr=0 to +50°C) Overcharge hysteresis voltage -500mV to -50mV, 50mV step Accuracy±20% 2. Range of detection delay time 1ms to (1ms×2n1)+(1ms×2n2) Overcharge detection delay time n1 and n2 can select two arbitrary integers between 0 to 13. (However n1 n2) 3. Low current consumption Typ. 3.5µA, Max. 5.0µA (Vcell=4.0V) Typ. 0.15µA, Max. 0.30µA (Vcell=2.3V) 4. Absolute maximum ratings VDD pin VSS-0.3 to VSS+28V OV pin VSS-0.3V to VDD+0.3V Storage temperature -55°C to +125°C Operation temperature -40°C to +110°C Pin Assignment Top view SOT-26A V1 VSS OV 6 5 4 1 2 3 V2 V3 VDD Top view SSON-6A OV VSS V1 6 5 4 1 2 3 VDD V3 V2 Pin No. Function 1 The input terminal of the positive voltage of V2 cell and the negative voltage of V3 cell 2 The input terminal of the positive voltage of V3 cell and the negative voltage of V4 cell 3 The input terminal of the power supply of IC and the positive voltage of V4 cell 4 Output of over charge detection (Output type is CMOS) 5 The input terminal of the ground of IC and the negative voltage of V1 cell 6 The input terminal of the positive voltage of V1 cell and the negative voltage of V2 cell Pin No. Function 1 The input terminal of the power supply of IC and the positive voltage of V4 cell 2 The input terminal of the positive voltage of V3 cell and the negative voltage of V4 cell 3 The input terminal of the positive voltage of V2 cell and the negative voltage of V3 cell 4 The input terminal of the positive voltage of V1 cell and the negative voltage of V2 cell 5 The input terminal of the ground of IC and the negative voltage of V1 cell 6 Output of over charge detection (Output type is CMOS) • Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification. • The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications. MITSUMI 1 to 3cell Li-ion/Li-polymer battery Secondary protection IC 2 to 3cell Li-ion/Li-polymer battery Secondary protection IC MM3508C Series Outline MM3508C series is a double protection IC for 2-4 cell Li batteries. It detects battery voltage for each cell. The terminal CT is used to control the output voltage of the terminal OV. Features (Unless otherwise specified, Topr=+25°C) 1. Range and accuracy of overcharge detection/hysteresis voltage Overcharge detection voltage 4.0V to 4.5V, 5mV step Accuracy±20mV (Topr=0 to +50°C) Overcharge hysteresis voltage -500mV to -50mV, 50mV step Accuracy±20% 2. Range of detection delay time 1ms to (1ms×2n1)+(1ms×2n2) Overcharge detection delay time n1 and n2 can select two arbitrary integers between 0 to 13. (However n1 n2) 3. Low current consumption Typ. 3.0µA, Max. 5.0µA (Vcell=4.0V) Typ. 2.5µA, Max. 4.0µA (Vcell=2.3V) 4. Absolute maximum ratings VDD pin OV pin VSS-0.3 to VSS+28V VSS-0.3V to VDD+0.3V Storage temperature -55°C to +125°C Operation temperature -40°C to +110°C 5. The terminal CT is used to control the output voltage of the terminal OV. Pin Assignment Top view SOT-26A CT VSS OV 6 5 4 1 2 3 V1 V2 VDD Top view SSON-6A OV VSS CT 6 5 4 1 2 3 VDD V2 V1 Pin No. Function 1 The input terminal of the positive voltage of V1 cell and the negative voltage of V2 cell 2 The input terminal of the positive voltage of V2 cell and the negative voltage of V3 cell 3 The input terminal of the power supply of IC and the positive voltage of V4 cell 4 Output of over charge detection (Output type is CMOS) 5 The input terminal of the ground of IC and the negative voltage of V1 cell 6 The input terminal of OV output control signal Pin No. Function 1 The input terminal of the power supply of IC and the positive voltage of V4 cell 2 The input terminal of the positive voltage of V2 cell and the negative voltage of V3 cell 3 The input terminal of the positive voltage of V1 cell and the negative voltage of V2 cell 4 The input terminal of OV output control signal 5 The input terminal of the ground of IC and the negative voltage of V1 cell 6 Output of over charge detection (Output type is CMOS) • Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification. • The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications. MITSUMI 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC Selection Guide (3000pcs/Reel) Overcharge detection Product name Package Function voltage [V] Overcharge hysteresis voltage[mV] Overcharge detection dead time Output type [s] Latch Stand by PTC function function function VCELLU VHYS TOV MM3508A01RRE SSON-6A 1 to 4 cells 4.220±0.02 500±100 4.10±0.9 - MM3508A02RRE SSON-6A 1 to 4 cells 4.350±0.02 500±100 4.10±0.9 - MM3508A03RRE SSON-6A 1 to 4 cells 4.450±0.02 500±100 4.10±0.9 - MM3508A04RRE SSON-6A 1 to 4 cells 4.320±0.02 500±100 4.10±0.9 - MM3508A05RRE SSON-6A 1 to 4 cells 4.370±0.02 500±100 4.10±0.9 - MM3508A06RRE SSON-6A 1 to 4 cells 4.500±0.02 500±100 4.10±0.9 - MM3508A07RRE SSON-6A 1 to 4 cells 4.375±0.02 500±100 4.10±0.9 MM3508B01RRE SSON-6A 1 to 4 cells 4.450±0.02 500±100 5.00±1.5 - - MM3508B06RRE SSON-6A 1 to 4 cells 4.350±0.02 4.00±1.2 - - MM3508B07RRE SSON-6A 1 to 4 cells 4.300±0.02 - - 4.00±1.2 - - 4.00±1.2 - - 4.00±1.2 - - MM3508B08RRE SSON-6A 1 to 4 cells 4.450±0.02 MM3508B09RRE SSON-6A 1 to 4 cells 4.500±0.02 MM3508C01RRE SSON-6A 1 to 3 cells 4.350±0.02 V4 : 620±100 V3 to V1 : 270±100 V4 : 620±100 V3 to V1 : 270±100 V4 : 620±100 V3 to V1 : 270±100 V4 : 620±100 V3 to V1 : 270±100 390±160 4.00±1.2 - CMOS Output Active High MM3508C01NRH SOT-26A 1 to 3 cells 4.350±0.02 390±160 4.00±1.2 - - MM3508C02RRE SSON-6A 1 to 3 cells 4.350±0.02 390±160 5.65±1.7 - - MM3508C02NRH SOT-26A 1 to 3 cells 4.350±0.02 390±160 5.65±1.7 - - MM3508C03RRE SSON-6A 1 to 3 cells 4.450±0.02 390±160 5.65±1.7 - - MM3508C03NRH SOT-26A 1 to 3 cells 4.450±0.02 390±160 5.65±1.7 - - MM3508C04RRE SSON-6A 1 to 3 cells 4.450±0.02 390±160 4.00±1.7 - - Please inquire to us, if you request a rank other than the above. • Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification. • The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications. MITSUMI 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC Application Circuit 3508A/3508B (1) When using it for 4 cells SC Protector P+ 330 VDD 0.1µF 1k 0.1µF V3 1k 0.1µF V2 1k 0.1µF V1 0V VSS P− (2) When using it for 3 cells SC Protector SC Protector P+ 330 P+ 330 VDD 0.1µF VDD 1k 0.1µF V3 V3 0.1µF 1k 1k 0.1µF V2 0.1µF V2 1k V1 0V 0.1µF VSS V1 0V VSS P− P− (3) When using it for 2 cells SC Protector SC Protector P+ 330 P+ 330 0.1µF VDD VDD V3 V3 1k 0.1µF V2 V2 0.1µF 1k V1 0V 0.1µF VSS V1 0V VSS P− P− The voltage change becomes big according to an excessive current, and the current of the bias in IC is turned off temporarily. It is this influence, and there is a possibility that the output logic becomes unstable. In that case, please set the time constant of CR connected with the power supply terminal so that the variation in power source may become 1V/100µsec or more. The constant of the mark is a standard. • Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification. • The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications. MITSUMI 2 to 4cell Li-ion/Li-polymer battery Secondary protection IC 3508C (1) When using it for 3 cells SC Protector P+ 330 VDD 0.1µF 1k 0.1µF V2 1k 0.1µF External input V1 CT 0V VSS P− (2) When using it by the overheat protection by PTC SC Protector P+ 330 VDD 0.1µF 1k 0.1µF V2 1k 0.1µF V1 PTC CT 0V VSS P− When connecting a battery, it is recommended to make a short circuit by connecting a jumper between the output and VSS and then remove the output jumper at the completion of installing all the cells. The constant of the mark is a standard. • Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification. • The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.