pt6105 China Resources Powtech (Shanghai) Co., Ltd, pt6105 Datasheet
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pt6105
Related parts for pt6105
pt6105 Summary of contents
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... The PT6105 buffers both DC and PWM (Pulse Width Modulation) MOSFET control signals generated from MCU to drive an electrical motor. Key parameters in the PT6105 are programmable microprocessor through interfacing port, which features customers to achieve flexible and optimal ...
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... Table 2. The functions of charging/discharging control switched Please note that Q1 and Q2 could be not only turned voltage, but also by a PWM sequence. D2 and R1 are added for short circuit loading protection during China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management Front End with I Description VIN ...
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... GNDA and GNDD are internally generated supplies. “VB0” is connected to ground but is only used for the measurements of VB1 and external temperature. Figure 2. Typical application of PT6105 for 7 Li-ion battery cells China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management ...
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... Threshold overLoad Monitor I VMON Current overload detection T LDFAIL delay China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management Front End with I ITEMS n=1~7 ITEMS n=1~7 CONDITIONS whole function Guaranteed (Note1) For correct I2C operation (Note2) WKUP bit = “0” Vin falling Vin rising T = -40~85℃ ...
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... DS_FET, CH_FET Vl Analog Regulator (TSREF) Reference for V TSREF sensor I Output Current MAX China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management (CONTINUED) CONDITIONS DSCV<2:0> = 000 DSCV<2:0> = 001 DSCV<2:0> = 010 DSCV<2:0> = 011 DSCV<2:0> = 100 DSCV<2:0> = 101 DSCV<2:0> = 110 DSCV<2:0> = 111 DSCT< ...
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... Note2 communication between chip and MCU is guaranteed under such VIN input voltage range; Note3: Load monitor is only used to detect whether the load is removed, when light load or short-circuit is taking China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 (CONTINUED) CONDITIONS T = -40~85℃ Normal operation ...
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... Note4: There will be a transient negative glitch voltage on a bad battery output terminal for heavy loading; FUNCTIONAL BLOCK DIAGRAM VB7 VB6 VB5 VB4 VB3 VB2 VB1 VB0 TS DS_CS DS_REF Figure 3. Simplified functional block diagram of PT6105 China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management VIN 10 bits ADC Pre-Amplifier Oscillator Channel Selection Logic Address ...
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... BITS 2,1,0: The two bits decide the number of cells in 7 cells mode. 000~011 = 3 cells;(Default cells cells cells cells. China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management Front End with I READ/WRITE ...
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... Discharge current is greater than or equal to the short circuit threshold. This bit is reset after this bit is read. Note: Neither the PT6105 nor MCU can write to the status register. It can only be set by abnormal operating conditions, and, of course, can be automatically reset when the abnormal conditions doesn’t exist (One except is WDOG which is only reset by MUC) ...
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... To avoid the PT6105 from over heating, please don’t select the 200mA shut current if more than one battery needs balancing operation. If there are more than one “1” bits, then shut current value is the addition of them. Table 7. ADC data output registers ...
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... MCU. The shunt current for each battery can be programmable as 200mA, 100mA, 50mA, and 25mA. When more than one battery are detected as over-charged, please carefully the total shunt current to avoid the PT6105 being over heated. Safety protections Over-voltage protections for individual battery cells ...
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... WKUP bit in the configuration register. Right after power up, the PT6105 is set initially at sleep mode. If VIN rises above UVLO threshold and the WAKE bit set as “1”, the chip is allowed to wake up and start to work following commends from the MCU, after a short time delay ...
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... WKUP_DLY Wake-up from Sleep Mode Flow Chart SCL=”1” Delay 512us SDA “1” “0” China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management Front End with I 512us Figure 4. Power on timing sequence WKUP =”1” Starts normal operation WWW ...
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... PACKAGE INFORMATION Top View Side View China Resources Powtech (Shanghai) Limited PT6105_DS Rev EN_1.1 Multi-cell Battery Management Front End with I D2 MILLIMETER SYMBOL MIN NOM MAX A 0.70 0.75 0. 0.01 0.05 b 0.18 0.25 0.30 c 0.18 0.20 0.25 D 3.90 4.00 4.10 D2 2.50REF e 0.50BSC Ne 2.50BSC Nd 2.50BSC E 3.90 4.00 4.10 E2 2.50REF L 0.35 0.40 0.45 h 0.30 0.35 0.40 L/F 载体尺寸 ...