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| Part Number | LM27964SQ-A | LM27964SQ-I | LM27964SQX-A | LM27964SQ-C |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Active | Obsolete | Active |
| Type | DC DC Regulator | DC DC Regulator | DC DC Regulator | - |
| Topology | Switched Capacitor (Charge Pump) | Switched Capacitor (Charge Pump) | Switched Capacitor (Charge Pump) | - |
| Internal Switch(s) | Yes | Yes | Yes | - |
| Number of Outputs | 7 | 7 | 7 | - |
| Voltage - Supply (Min) | 2.7V | 2.7V | 2.7V | - |
| Voltage - Supply (Max) | 5.5V | 5.5V | 5.5V | - |
| Voltage - Output | 2V ~ 4V | 2V ~ 4V | 2V ~ 4V | - |
| Current - Output / Channel | 30mA, 80mA | 30mA, 80mA | 30mA, 80mA | - |
| Frequency | 700kHz | 700kHz | 700kHz | - |
| Dimming | I²C | I²C | I²C | - |
| Applications | Backlight | Backlight | Backlight | - |
| Operating Temperature | -30°C ~ 85°C (TA) | -30°C ~ 85°C (TA) | -30°C ~ 85°C (TA) | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad | 24-WFQFN Exposed Pad | - |
| Supplier Device Package | 24-WQFN (4x4) | 24-WQFN (4x4) | 24-WQFN (4x4) | - |
