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