L7987 vs L7985TR Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci L7987 disebabkan oleh STMicroelectronics dan L7985TR 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 ✓ Aktif
Pengandingan Spesifikasi
| Parametr | L7987 | L7985TR |
|---|---|---|
| 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 38 V |
| Gambaran Tegangan Output | 0.8 V to VIN (adjustable) | 0.6 V to 38 V |
| Saiz Sistem Pampasan maximum | 3 A | 2 A |
| Frekuensi Pertukaran | 250 kHz (typ), adjustable 250 kHz to 1500 kHz | 250 kHz |
| Synchronization Range | 250 kHz to 1500 kHz (external clock on SYNCH) | — |
| Duty Cycle | Up to 100% (fail-safe mode) | — |
| Control Method | Peak current mode | — |
| Arus Dalam Tentera | [DATA_NEEDED: Iq] | 2.5 mA |
| Kecocokan | Up to ~90% (application dependent) | >85% at full load |
| Had Arus | Adjustable | — |
| Gambaran Suhu Operasi | [DATA_NEEDED: industrial / extended] | — |
| Kemasan | 16-TSSOP (HTSSOP) with exposed pad | HSOP-8 |
| 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] | — |
| Jenis Output | — | Adjustable |
| Internal Power MOSFET | — | Yes, 3A peak current |
| Control Architecture | — | Current-mode |
| Mulai Dengan Lembut | — | Built-in |
| Pengumpasan Panas | — | Yes |
| Suhu Operasi | — | -40°C to +150°C |