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L6920DTR датащи(PDF) 3 Page - STMicroelectronics |
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L6920DTR датащи(HTML) 3 Page - STMicroelectronics |
3 / 13 page 3/13 L6920 Table 4. Electrical Characteristcs (Vin = 2V, FB = GND, Tamb = -40°C to 85°C and Tj < 125°C unless otherwise specified) Symbol Parameter Test Condition Min. Typ. Max. Unit VCC SECTION Vin Minimum operating Input Voltage 0.6 V Vin Minimum Start Up Input Voltage 1 V Iq Quiescent Current Il =0 mA, FB = 1.4V, Vout = 3.3V LBI = SHDN = 2V, Tj = Tamb 915 µA Il =0 mA, FB = 1.4V, Vout = 5V LBI = SHDN = 2V, Tj = Tamb 11 18 µA Isd Shut Down Current Vin = 5V, Il =0 mA 0.1 1 µA Irev Reverse battery current Vin = -4V, Tj = Tamb 0.1 2 µA POWER SECTION Ron-N Active switch ON resistance 120 250 m Ω Ron-P Synchronous switch ON resistance 120 250 m Ω CONTROL SECTION Vout Output voltage FB = OUT, Il =0 mA 3.2 3.3 3.4 V FB = GND, Il =0 mA 4.955.1 V Output voltage range External divider 2 5.2 V VLBI LBI threshold 1.18 1.23 1.27 V 0°C < Tj < 70°C 1.205 1.23 1.255 V VLBO LBO logic LOW Isink < 250 µA 0.2 0.4 V Ilim LX switch current limit 0.8 1 1.2 A Tonmax Maximum on time Vout = 2V to 5.3V 3.75 5 6.25 µs Toffmin Minimum off time Vout = 2V to 5.3V 0.75 1 1.25 µs SHDN SHDN logic LOW 0.2 V SHDN logic HIGH 0.6 V Vref Reference Voltage 1.18 1.23 1.27 V |
Аналогичный номер детали - L6920DTR |
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Аналогичное описание - L6920DTR |
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