
- ΠΠ°Π»ΠΈΡΠΈΠ΅: ΠΠΎΠ΄ Π·Π°ΠΊΠ°Π· 3-4 Π½Π΅Π΄Π΅Π»ΠΈ
BATT PROT, LI-ION/POL, 6CELL, TSSOP-20.
The BQ76925PW is a host-controlled Analog Front End IC for 3-, 4-, 5-, or 6-series cell Li-ion and Li-polymer batteries. It allows a host controller to monitor individual cell voltages, pack current and temperature easily. The Host may use this information to determine unsafe or faulty operating conditions such as overvoltage, under- voltage, over temperature, overcurrent, cell imbalance, state of charge and state of health conditions. Cell input voltages are level-shifted, multiplexed, scaled and output for measurement by a Host ADC. A dedicated pin provides a low-drift calibrated reference voltage to enable accurate measurements. The voltage across an external-sense resistor is amplified and output to a Host ADC for both charge and discharge current measurements. Two gain settings enable operation with a variety of sense resistor values over a wide range of pack currents.
Π₯Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊΠΈ | |
SVHC (ΠΡΠΎΠ±ΠΎ ΠΠΏΠ°ΡΠ½ΡΠ΅ ΠΠ΅ΡΠ΅ΡΡΠ²Π°) | No SVHC (15-Jun-2015) |
ΠΠ°ΡΠΈΡΠ° ΠΠ°ΡΠ°ΡΠ΅ΠΈ | ΠΠ΅ΡΠ΅Π³ΡΡΠ·ΠΊΠ° ΠΏΠΎ Π’ΠΎΠΊΡ, ΠΠ΅ΡΠ΅Π½Π°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ / ΠΠ΅Π΄ΠΎΡΡΠ°ΡΠΎΡΠ½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅, ΠΠΎΡΠΎΡΠΊΠΎΠ΅ ΠΠ°ΠΌΡΠΊΠ°Π½ΠΈΠ΅ |
ΠΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΠΠ°ΡΠ°ΡΠ΅ΠΉ | 6 |
ΠΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΠΡΠ²ΠΎΠ΄ΠΎΠ² | 20Π²ΡΠ²ΠΎΠ΄(-ΠΎΠ²) |
ΠΠΈΠ½ΠΈΡ ΠΡΠΎΠ΄ΡΠΊΡΠΈΠΈ | - |
ΠΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½Π°Ρ Π Π°Π±ΠΎΡΠ°Ρ Π’Π΅ΠΌΠΏΠ΅ΡΠ°ΡΡΡΠ° | 85Β°C |
ΠΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ ΠΠΈΡΠ°Π½ΠΈΡ | 26.4Π |
ΠΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½Π°Ρ Π Π°Π±ΠΎΡΠ°Ρ Π’Π΅ΠΌΠΏΠ΅ΡΠ°ΡΡΡΠ° | -25Β°C |
ΠΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ ΠΠΈΡΠ°Π½ΠΈΡ | 4.2Π |
Π‘ΡΠΈΠ»Ρ ΠΠΎΡΠΏΡΡΠ° ΠΠ‘ ΠΠ°ΡΠ°ΡΠ΅ΠΈ | TSSOP |
Π’ΠΈΠΏ ΠΠ°ΡΠ°ΡΠ΅ΠΈ | ΠΠΈΡΠΈΠΉ-ΠΈΠΎΠ½Π½Π°Ρ, ΠΠΈΡΠΈΠΉ-ΠΏΠΎΠ»ΠΈΠΌΠ΅ΡΠ½Π°Ρ |
Π’ΠΎΠΊ ΠΡΠΊΠ»ΡΡΠ΅Π½ΠΈΡ | 1ΠΌΠΊΠ |
Π£ΠΏΠ°ΠΊΠΎΠ²ΠΊΠ° | ΠΠΎΡΡΡΡΠ½ΠΎ |
Π£ΡΠΎΠ²Π΅Π½Ρ Π§ΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΠΈ ΠΊ ΠΠ»Π°ΠΆΠ½ΠΎΡΡΠΈ (MSL) | MSL 2 - 1 Π³ΠΎΠ΄ |