L7987 vs L7987LTR Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci L7987 disebabkan oleh STMicroelectronics dan L7987LTR disebabkan oleh STMicroelectronics. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
STMicroelectronics
L7987 - 61V 3A Async Step-Down DC/DC Converter | STMicroelectronics
L7987 ✓ AktifSTMicroelectronics
L7987LTR - 3A 61V Step-Down Switching Regulator | STMicroelectronics
L7987LTR ✓ AktifPengandingan Spesifikasi
| Parametr | L7987 | L7987LTR |
|---|---|---|
| Merek | STMicroelectronics | STMicroelectronics |
| Kategori | DC-DC Converters | DC-DC Converters |
| Status Lingkungan Hidup | Aktif | Aktif |
| Tetstruktur | Step-down (buck), asynchronous | — |
| Gambaran Tegangan Masukan | 4.5 V to 61 V | 4.5 V to 61 V |
| Gambaran Tegangan Output | 0.8 V to VIN (adjustable) | 0.6 V to VIN |
| Saiz Sistem Pampasan maximum | 3 A | — |
| Frekuensi Pertukaran | 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 | — |
| Arus Dalam Tentera | [DATA_NEEDED: Iq] | 1.3 mA (typical) |
| Kecocokan | Up to ~90% (application dependent) | Up to 90% (typical) |
| Had Arus | Adjustable | — |
| Gambaran Suhu Operasi | [DATA_NEEDED: industrial / extended] | — |
| Kemasan | 16-TSSOP (HTSSOP) with exposed pad | HTSSOP-16 (exposed pad) |
| Package Body Size | 0.173" (4.40 mm) width | — |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Status RoHS | Compliant | Compliant |
| Embedded Switchover | Yes (VBIAS pin) | — |
| Synchronization Pin | Yes (SYNCH) | — |
| Aras MSL | [DATA_NEEDED: MSL rating] | — |
| Fungsi | — | Step-Down (Buck) Switching Regulator |
| Output Current | — | 3 A |
| Tegangan Rujukan | — | 0.6 V (typical) |
| Suhu Operasi | — | -40°C to +150°C (junction) |
| Tegangan Panas, Hubungan ke Lingkungan | — | 40°C/W |
| Control Architecture | — | Current Mode |
| Power-Good Flag | — | Yes |
| Internal Compensation | — | Yes |