L7987 vs L7987LTR Comparison
Detailed side-by-side comparison of L7987 by STMicroelectronics and L7987LTR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L7987 - 61V 3A Async Step-Down DC/DC Converter | STMicroelectronics
L7987 ✓ ActiveSTMicroelectronics
L7987LTR - 3A 61V Step-Down Switching Regulator | STMicroelectronics
L7987LTR ✓ ActiveSpecification Comparison
| Parameter | L7987 | L7987LTR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | DC-DC Converters | DC-DC Converters |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.31 | $2.77 |
| Topology | Step-down (buck), asynchronous | — |
| Input Voltage Range | 4.5 V to 61 V | 4.5 V to 61 V |
| Output Voltage Range | 0.8 V to VIN (adjustable) | 0.6 V to VIN |
| Maximum Output Current | 3 A | — |
| Switching Frequency | 250 kHz (typ), adjustable 250 kHz to 1500 kHz | 250 kHz to 1 MHz (programmable) |
| Synchronization Range | 250 kHz to 1500 kHz (external clock on SYNCH) | — |
| Duty Cycle | Up to 100% (fail-safe mode) | Up to 100% |
| Control Method | Peak current mode | — |
| Quiescent Current | [DATA_NEEDED: Iq] | 1.3 mA (typical) |
| Efficiency | Up to ~90% (application dependent) | Up to 90% (typical) |
| Current Limit | Adjustable | — |
| Operating Temperature Range | [DATA_NEEDED: industrial / extended] | — |
| Package | 16-TSSOP (HTSSOP) with exposed pad | HTSSOP-16 (exposed pad) |
| Package Body Size | 0.173" (4.40 mm) width | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Embedded Switchover | Yes (VBIAS pin) | — |
| Synchronization Pin | Yes (SYNCH) | — |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| Function | — | Step-Down (Buck) Switching Regulator |
| Output Current | — | 3 A |
| Reference Voltage | — | 0.6 V (typical) |
| Operating Temperature | — | -40°C to +150°C (junction) |
| Thermal Resistance, Junction-to-Ambient | — | 40°C/W |
| Control Architecture | — | Current Mode |
| Power-Good Flag | — | Yes |
| Internal Compensation | — | Yes |