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| Part Number | ISL9237HRZ-T | ISL9237HRZ-TK | 
|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | 
| Product Status | Active | Active | 
| Battery Chemistry | Lithium Ion | Lithium Ion | 
| Number of Cells | 1 ~ 3 | 1 ~ 3 | 
| Current - Charging | - | - | 
| Programmable Features | - | - | 
| Fault Protection | Over Current, Over Temperature, Over Voltage | Over Current, Over Temperature, Over Voltage | 
| Charge Current - Max | - | - | 
| Battery Pack Voltage | - | - | 
| Voltage - Supply (Max) | 23.4V | 23.4V | 
| Interface | I²C, USB | I²C, USB | 
| Operating Temperature | -10°C ~ 100°C (TA) | -10°C ~ 100°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 
| Supplier Device Package | 32-QFN (4x4) | 32-QFN (4x4) |