L7987 vs L7987LTR Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng L7987 sa pamamagitan ng STMicroelectronics at L7987LTR sa pamamagitan ng STMicroelectronics. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
STMicroelectronics
L7987 - 61V 3A Async Step-Down DC/DC Converter | STMicroelectronics
L7987 ✓ NakahandaSTMicroelectronics
L7987LTR - 3A 61V Step-Down Switching Regulator | STMicroelectronics
L7987LTR ✓ NakahandaPagsanggunian na paghahambing
| Parametro | L7987 | L7987LTR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Kategorya | DC-DC Converters | DC-DC Converters |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Topolohiya | Step-down (buck), asynchronous | — |
| Hanay ng Voltage ng Input | 4.5 V to 61 V | 4.5 V to 61 V |
| Hanay ng Output Volte | 0.8 V to VIN (adjustable) | 0.6 V to VIN |
| Maksimum na Current ng Output | 3 A | — |
| Takbo ng Pagpipili | 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 | — |
| Kuru-kuryente ng Kapayapaan | [DATA_NEEDED: Iq] | 1.3 mA (typical) |
| Epektibidad | Up to ~90% (application dependent) | Up to 90% (typical) |
| Limit ng Current | Adjustable | — |
| Hanay ng Temperature na Operasyon | [DATA_NEEDED: industrial / extended] | — |
| Packhaging | 16-TSSOP (HTSSOP) with exposed pad | HTSSOP-16 (exposed pad) |
| Package Body Size | 0.173" (4.40 mm) width | — |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Tindminan RoHS | Compliant | Compliant |
| Embedded Switchover | Yes (VBIAS pin) | — |
| Synchronization Pin | Yes (SYNCH) | — |
| Level ng MSL | [DATA_NEEDED: MSL rating] | — |
| Fungsi | — | Step-Down (Buck) Switching Regulator |
| Output Current | — | 3 A |
| Tingnan ang Volte | — | 0.6 V (typical) |
| Temperature na Operasyon | — | -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 |