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LM5023是一款準諧振脈寬調制(PWM)控制器,此控制器包含有實現一個高效離線電源所需的全部功能。使用變壓器輔助繞組來實現消磁檢測,從而確保了臨界傳導模式(CCM)運行.LM5023特有一個用于過流保護的斷續模式,它具有的自動重啟功能可減少過載期間功率元件上的應力。 LM5023還使用變壓器輔助繞組來實現器。
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Control Method |
Duty Cycle (Max) (%) |
Frequency (Max) (kHz) |
UVLO Thresholds On/Off (V) |
Features |
Operating Temperature Range (C) |
Package Group |
Rating |
Package Size: mm2:W x L (PKG) |
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LM5023 | UCC28600 | UCC28610 | UCC28704 | UCC28740 | UCC28780 |
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Current ? ? | Current ? ? | Current ? ? | Current ? ? | Current ? ? | Current ? ? |
100 ? ? | 99 ? ? | 100 ? ? | 99 ? ? | 99 ? ? | 99 ? ? |
130 ? ? | 130 ? ? | 130 ? ? | 85 ? ? | 100 ? ? | 1000 ? ? |
12.8/7.5 ? ? | 10.3/9.3 ? ? | 10.2/8 ? ? | 21/7.7 ? ? | 21/7.75 ? ? | 17.5/10 ? ? |
SSR HV Start-up Configurable QR/TM Green Mode Light Load Efficiency Power Delivery Compatible ? ? | SSR QR/TM Error Amplifier Green Mode Light Load Efficiency Power Delivery Compatible Motor Drive Compatible Audio Compatible ? ? | DCM SSR HV Start-up Soft Switching Power Delivery Compatible Audio Compatible Motor Drive Compatible ? ? | PSR HV Start-up Configurable Fixed CBC NTC Configurable CV/CC Control DCM USB Type-C Compatible IoT Compatible Power Delivery Compatible ? ? | SSR HV Start-up CV/CC Control DCM Smart Meters Compatible IoT Compatible USB Type-C Compatible Power Delivery Compatible ? ? | Zero Voltage Switching Active Clamp Flyback ? ? |
-40 to 125 ? ? | -40 to 105 ? ? | -40 to 125 ? ? | -40 to 125 ? ? | -40 to 125 ? ? | -40 to 125 ? ? |
VSSOP ? ? | SOIC ? ? | PDIP SOIC ? ? | SOT-23 ? ? | SOIC ? ? | SOIC WQFN ? ? |
Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? | Catalog ? ? |
8VSSOP: 15 mm2: 4.9 x 3(VSSOP) ? ? | 8SOIC: 29 mm2: 6 x 4.9(SOIC) ? ? | See datasheet (PDIP) 8SOIC: 29 mm2: 6 x 4.9(SOIC) ? ? | 6SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) ? ? | 7SOIC: 29 mm2: 6 x 4.9(SOIC) ? ? | 16SOIC: 59 mm2: 6 x 9.9(SOIC) 16WQFN: 9 mm2: 3 x 3(WQFN) ? ? |