UC3842BD1 vs E-UC3844BD1 比較
詳細並排比較 UC3842BD1 由 STMicroelectronics 與 E-UC3844BD1 由 STMicroelectronics. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
STMicroelectronics
UC3842BD1 - Current Mode PWM Controller | STMicroelectronics | SMPS
UC3842BD1 ✓ 啟用中
規格比較
| 參數 | UC3842BD1 | E-UC3844BD1 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 類別 | DC-DC Converters | DC-DC Converters |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 單價 (USD) | $0.15 | — |
| 輸入電壓範圍 | 7.5 V to 30 V | — |
| Output Current (Peak) | 1 A | — |
| Oscillator Frequency (Max) | 500 kHz | — |
| Maximum Duty Cycle | 96% | 50% |
| Reference Output Voltage | 5 V | — |
| Reference Tolerance | ±2% | — |
| Error Amplifier Bandwidth | 1 MHz | — |
| Current Sense Threshold | 1 V | — |
| Startup Current | 0.5 mA | — |
| Operating Supply Current | 11 mA | — |
| Under-Voltage Lockout (UVLO) On | 16 V | — |
| Under-Voltage Lockout (UVLO) Off | 10 V | — |
| 工作溫度範圍 | -40°C to +150°C | [DATA_NEEDED: industrial / commercial grade range] |
| 封裝 | SOIC-8 | — |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant | Compliant |
| PWM Type | — | Current Mode |
| 輸出數量 | — | 1 |
| 拓撲 | — | Boost, Flyback (Isolation Capable, Step-Up/Step-Down) |
| 封裝 / 外殼 | — | 8-SOIC (3.90 mm body width) |
| Supply Voltage Range | — | 11.5 V to 25 V |
| Maximum Switching Frequency | — | 500 kHz |
| Oscillator Frequency (Guaranteed) | — | 250 kHz |
| 啟動電流 | — | 0.5 mA typical |
| Output Current (Peak, Gate Drive) | — | 1 A |
| 參考電壓 | — | 5 V (internal bandgap) |
| UVLO Thresholds | — | [DATA_NEEDED: specific turn-on / turn-off thresholds for the E-UC3844BD1 UVLO variant] |
| Lead-Free | — | Yes |
| MSL 等級 | — | 1 |