IR21271SPBF vs IR2128SPBF Comparison
Detailed side-by-side comparison of IR21271SPBF by Infineon and IR2128SPBF by Infineon. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | IR21271SPBF | IR2128SPBF |
|---|---|---|
| Brand | Infineon | Infineon |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.71 | $1.62 |
| Product Type | Single-channel high-side gate driver with current sensing | β |
| Technology | HVIC and latch-immune CMOS | HVIC and latch-immune CMOS |
| Maximum Floating Supply Voltage | 600 V | β |
| Output Source Current | 0.25 A | β |
| Output Sink Current | 0.5 A | β |
| Gate Drive Voltage Range | 9 V to 20 V (per related IR2127 datasheet family) | β |
| Configuration | High-side, low-side capable (floating channel) | Inverting input |
| Input Logic Compatibility | 3.3 V CMOS / LSTTL | β |
| Input Type | Non-inverting | β |
| Negative Transient Tolerance (dV/dt) | Tolerant | β |
| Bootstrap Operation | Supported (floating channel) | β |
| Integrated Current Sensing | Yes | β |
| Package | 8-SOIC | 8-SOIC (PDSO8) |
| Lead Finish | Lead-free (PbF) | β |
| Operating Temperature Range | -40C to +125C (industrial) | β |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | β |
| Number of Channels | 1 | 1 |
| Driver Type | β | High-Side, Low-Side (Half-Bridge), Inverting |
| Output Current | β | 0.5 A |
| Maximum Offset Voltage | β | 600 V |
| Supply Voltage Range | β | 10 V to 20 V |
| Propagation Delay | β | 150 ns (typical) |
| Logic Input Compatibility | β | CMOS / LSTTL (down to 3.3 V) |
| Gate Drive Range (Motor Drive) | β | 20 V (IR2127/IR2128) |
| dV/dt Immunity | β | Yes |
| Negative Transient Tolerance | β | Yes |
| Current Sensing | β | Integrated (single channel) |
| Operating Temperature | β | -40 C to +125 C |
| Lead-Free / RoHS | β | Yes (PbF suffix) |