TPS53681RSBT vs TPS53632GRSMT Comparison
Detailed side-by-side comparison of TPS53681RSBT by Texas Instruments and TPS53632GRSMT by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
TPS53681RSBT
TPS53681RSBT - 6+2/5+3 D-CAP+ Multiphase Buck Controller | Texas Instruments
TPS53681RSBT β ActiveTexas Instruments
TPS53632GRSMT - 48V GaN Half-Bridge D-CAP+ Controller | TI
TPS53632GRSMT β ActiveSpecification Comparison
| Parameter | TPS53681RSBT | TPS53632GRSMT |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Voltage Regulators | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.75 | $5.10 |
| Topology | Multiphase Step-Down (Buck) Controller | Half-Bridge, Step-Up/Step-Down, Single-Output |
| Number of Channels | 2 (dual rail) | β |
| Phase Configuration | 6+2 or 5+3 phases | β |
| Control Architecture | D-CAP+ (adaptive on-time with internal ripple injection) | D-CAP+ (fast transient, low output capacitance) |
| Input Voltage Range (PVCC) | 4.5 V to 28 V | β |
| Output Voltage Range | 0.25 V to 5 V | 0.5 V to 1.52 V |
| Output Voltage Accuracy | [DATA_NEEDED: output voltage accuracy] | β |
| Switching Frequency Range | [DATA_NEEDED: switching frequency range] | β |
| PMBus Interface | PMBus 1.3.1 compliant | β |
| Non-Volatile Memory | Integrated NVM for default configuration | β |
| Operating Temperature Range | -40 C to +125 C | β |
| Package | WQFN-40 (RSB) 5x5 mm with exposed thermal pad | 32-VQFN (RSM), 4x4 mm, exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| Pin Count | 40 | β |
| MSL Level | [DATA_NEEDED: MSL level] | β |
| RoHS Status | Compliant | Compliant |
| Compatible Power Stage | TI NexFET CSD95490, CSD95492 and similar smart power stages | β |
| AVS Support | Yes (adaptive voltage scaling) | β |
| Function | β | Half-Bridge PWM Controller, D-CAP+ |
| Input Supply Voltage | β | 2.5 V to 24 V |
| Maximum Output Current | β | 60 A |
| Bus Voltage Target | β | 48 V (GaN converter) |
| Control Interface | β | I2C Rev 3.0 |
| Recommended Power Devices | β | TI GaN power stages |
| Packaging | β | Tape & Reel (T suffix) |
| Operating Temperature | β | [DATA_NEEDED: operating temperature range] |
| Switching Frequency | β | [DATA_NEEDED: switching frequency] |
| Telemetry | β | Current monitor via I2C |
| Lifecycle Status | β | Active (TI.com) |