L7987LTR vs ST1S10PHR Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci L7987LTR disebabkan oleh STMicroelectronics dan ST1S10PHR disebabkan oleh STMicroelectronics. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
STMicroelectronics
L7987LTR - 3A 61V Step-Down Switching Regulator | STMicroelectronics
L7987LTR ✓ AktifSTMicroelectronics
ST1S10PHR - 3A, 18V Synchronous Step-Down Converter | STMicroelectronics
ST1S10PHR ✓ AktifPengandingan Spesifikasi
| Parametr | L7987LTR | ST1S10PHR |
|---|---|---|
| Merek | STMicroelectronics | STMicroelectronics |
| Kategori | DC-DC Converters | DC-DC Converters |
| Status Lingkungan Hidup | Aktif | Aktif |
| Fungsi | Step-Down (Buck) Switching Regulator | — |
| Output Current | 3 A | — |
| Gambaran Tegangan Masukan | 4.5 V to 61 V | 2.5 V to 18 V |
| Gambaran Tegangan Output | 0.6 V to VIN | 0.8 V to 0.85 x VIN (adjustable) |
| Frekuensi Pertukaran | 250 kHz to 1 MHz (programmable) | 900 kHz fixed (400 kHz to 1.2 MHz with external sync) |
| Arus Dalam Tentera | 1.3 mA (typical) | — |
| Tegangan Rujukan | 0.6 V (typical) | — |
| Duty Cycle | Up to 100% | — |
| Kecocokan | Up to 90% (typical) | Up to 90 % at full load |
| Suhu Operasi | -40°C to +150°C (junction) | — |
| Kemasan | HTSSOP-16 (exposed pad) | PowerSO-8 (HSOP-8) exposed pad |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Tegangan Panas, Hubungan ke Lingkungan | 40°C/W | — |
| Status RoHS | Compliant | Compliant |
| Control Architecture | Current Mode | — |
| Power-Good Flag | Yes | — |
| Internal Compensation | Yes | — |
| Tetstruktur | — | Synchronous Step-Down (Buck) |
| Saiz Sistem Pampasan maximum | — | 3 A |
| Control Mode | — | Peak Current-Mode PWM |
| High-Side MOSFET RDS(on) | — | [DATA_NEEDED: RDS(on) high-side typical value] |
| Low-Side MOSFET RDS(on) | — | [DATA_NEEDED: RDS(on) low-side typical value] |
| Typical Quiescent Current | — | 1.5 mA |
| Tegangan Balikan | — | 0.8 V (VFB reference) |
| Gambaran Suhu Operasi | — | -40 °C to +125 °C |
| Aras MSL | — | 3 (per JEDEC J-STD-020) |
| Synchronization Input | — | Yes (SYNC/INH pin, 400 kHz to 1.2 MHz) |
| Protection Features | — | Cycle-by-cycle current limit, thermal shutdown, internal soft-start |