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| Part Number | LM2734ZSDX/NOPB | LM27341SDX/NOPB | LM27342SDX/NOPB | LM2734ZQSDX/NOPB | LM2734ZSD/NOPB |
|---|---|---|---|---|---|
| Manufacturer | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Obsolete | Active | Obsolete | Active |
| Function | - | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | - | Positive | Positive | Positive | Positive |
| Topology | - | Buck | Buck | Buck | Buck |
| Output Type | - | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Outputs | - | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | - | 3V | 3V | 3V | 3V |
| Voltage - Input (Max) | - | 20V | 20V | 20V | 20V |
| Voltage - Output (Min/Fixed) | - | 1V | 1V | 0.8V | 0.8V |
| Voltage - Output (Max) | - | 18V | 18V | 18V | 18V |
| Current - Output | - | 1.5A | 2A | 1A | 1A |
| Frequency - Switching | - | 2MHz | 2MHz | 3MHz | 3MHz |
| Synchronous Rectifier | - | No | No | No | No |
| Operating Temperature | - | -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 |
| Package / Case | - | 10-WFDFN Exposed Pad | 10-WFDFN Exposed Pad | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad |
| Supplier Device Package | - | 10-SON (3x3) | 10-SON (3x3) | 6-WSON (3x3) | 6-WSON (3x3) |
