IR2128STRPBF vs IR21271STRPBF Comparison
Detailed side-by-side comparison of IR2128STRPBF by Infineon and IR21271STRPBF 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 | IR2128STRPBF | IR21271STRPBF |
|---|---|---|
| Brand | Infineon | Infineon |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.86 | $1.82 |
| Configuration | High-Side, Low-Side Gate Driver | High-Side or Low-Side |
| Input Polarity | Inverting | Non-Inverting |
| Number of Drivers | 1 | β |
| Maximum Offset Voltage (Voffset) | 600 V | β |
| Gate Drive Supply Voltage (VCC) | 12 V to 20 V | β |
| Source Current (typ.) | 0.25 A | β |
| Sink Current (typ.) | 0.5 A | β |
| Propagation Delay (typ.) | 200 ns | β |
| Logic Input Compatibility | 3.3 V / 5 V CMOS, LSTTL | β |
| Undervoltage Lockout (UVLO) | Yes | β |
| Over-Current Protection | Yes (current-sense comparator, fault output) | β |
| dv/dt Immunity | Yes | β |
| Negative VS Transient Tolerance | Yes | β |
| Operating Temperature Range | -40C to +125C | β |
| Package | 8-SOIC (0.154", 3.90 mm width) | 8-SOIC (3.90 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 2 | β |
| Lead-Free / RoHS | Yes (PBF suffix indicates Pb-free) | Yes (Pb-Free, suffix PBF) |
| Fault Output | Open-drain, active-low | β |
| Bootstrap Pin | VB (with respect to VS) | β |
| Number of Outputs | β | 1 |
| Supply Voltage (VCC) | β | 9 V to 20 V |
| High-Side Offset Voltage | β | 600 V max |
| Peak Source Current | β | 250 mA |
| Peak Sink Current | β | 500 mA |
| Propagation Delay | β | 200 ns typical |
| Rise Time | β | [DATA_NEEDED: rise time] |
| Fall Time | β | [DATA_NEEDED: fall time] |
| Operating Temperature | β | -40C to +125C |
| Integrated Current Sense | β | Yes (CS pin + shutdown) |
| dV/dt Immunity | β | Yes |
| Negative Transient Tolerance | β | Yes (high-side rail) |