L7981TR vs L7986TR Comparison
Detailed side-by-side comparison of L7981TR by STMicroelectronics and L7986TR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L7981TR - 2A Step-Down Switching Regulator | STMicroelectronics
L7981TR β ActiveSTMicroelectronics
L7986TR - 3A 61V Step-Down Switching Regulator | STMicroelectronics
L7986TR β ActiveSpecification Comparison
| Parameter | L7981TR | L7986TR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.75 | $1.85 |
| Output Type | Fixed | Adjustable |
| Output Voltage | 3.3 V | β |
| Maximum Output Current | 2 A | 3 A |
| Input Voltage Range | 4.5 V to 28 V | 4.5 V to 61 V |
| Switching Frequency | 250 kHz | 250 kHz |
| Efficiency | 85% (typical, 12V to 3.3V at 1A) | β |
| Quiescent Current | 2.5 mA | β |
| Thermal Resistance | 62.5 C/W | β |
| Operating Temperature | -40C to +150C | β |
| Package | SO-8 | HSOP-8 |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 (unlimited) | β |
| RoHS Status | Compliant | Compliant |
| Enable Pin | Yes (active-high) | Yes |
| Synchronous Rectification | No | β |
| Function | β | Step-Down (Buck) Switching Regulator |
| Output Voltage Range | β | 0.6 V to VIN |
| Synchronous Rectifier | β | No |
| Internal Power MOSFET | β | Yes |
| Thermal Shutdown | β | Yes |
| Current Limiting | β | Yes |
| Operating Temperature Range | β | -40C to +150C |