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| Part Number | BQ24742RHDT | BQ24745RHDT | BQ24740RHDT | BQ24741RHDT | BQ24742RHDR |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Not For New Designs | Obsolete | Obsolete | Obsolete |
| Battery Chemistry | Lithium Ion/Polymer | Multi-Chemistry | Multi-Chemistry | Lithium Ion/Polymer | Lithium Ion/Polymer |
| Number of Cells | 2 ~ 4 | 2 ~ 4 | 2 ~ 4 | 2 ~ 4 | 2 ~ 4 |
| Current - Charging | Constant - Programmable | Constant - Programmable | Constant - Programmable | Constant - Programmable | Constant - Programmable |
| Programmable Features | - | - | - | - | - |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Short Circuit | Over Voltage | Over Voltage | Over Current, Over Temperature, Over Voltage, Short Circuit | Over Current, Over Temperature, Over Voltage, Short Circuit |
| Charge Current - Max | 10A | 8.064A | 10A | 10A | 10A |
| Battery Pack Voltage | 18.048V (Max) | 19.2V (Max) | 18V (Max) | 18.048V (Max) | 18.048V (Max) |
| Voltage - Supply (Max) | 24V | 24V | 24V | 24V | 24V |
| Interface | - | I²C | - | - | - |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-VFQFN Exposed Pad | 28-VFQFN Exposed Pad | 28-VFQFN Exposed Pad | 28-VFQFN Exposed Pad | 28-VFQFN Exposed Pad |
| Supplier Device Package | 28-VQFN (5x5) | 28-VQFN (5x5) | 28-VQFN (5x5) | 28-VQFN (5x5) | 28-VQFN (5x5) |
