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| Part Number | TPS53128PWR | TPS53129PWR | TPS53124PWR | TPS53125PWR | TPS53126PWR | TPS53127PWR | TPS53128PW |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Not For New Designs | Obsolete | Active | Active | Active | Active |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Number of Outputs | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Output Phases | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 24V | 4.5V ~ 24V | 4.5V ~ 24V | 4.5V ~ 24V | 4.5V ~ 24V | 4.5V ~ 24V | 4.5V ~ 24V |
| Frequency - Switching | 350kHz | 700kHz | - | 350kHz | 350kHz, 700kHz | 700kHz | 350kHz |
| Duty Cycle (Max) | - | - | - | - | - | - | - |
| Synchronous Rectifier | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Clock Sync | No | No | No | No | No | No | No |
| Serial Interfaces | - | - | - | - | - | - | - |
| Control Features | Current Limit, Enable, Soft Start | Current Limit, Enable, Soft Start | Enable | Enable | Enable, Frequency Control | Current Limit, Enable, Soft Start | Current Limit, Enable, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 28-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 24-TSSOP | 24-TSSOP | 28-TSSOP | 24-TSSOP | 24-TSSOP | 24-TSSOP | 24-TSSOP |
