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FAN5336 Folha de dados(PDF) 4 Page - Fairchild Semiconductor |
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FAN5336 Folha de dados(HTML) 4 Page - Fairchild Semiconductor |
4 / 10 page FAN5336 Rev. 1.0.1 4 © 2004 Fairchild Semiconductor Corporation www.fairchildsemi.com Electrical Characteristics VIN = 2.7 to 5.5V, VSHDN = VIN, and TA = -40°C to +85°C. Typical values are at TA = 25°C and VIN = 3.6V unless otherwise noted. Note: 3.The line regulation is calculated based on . Test Circuit Figure 3. Test Circuit Parameter Conditions Refer to the Test Circuit in Figure 3. Min. Typ. Max. Units Output Voltage Accuracy VIN = 3.6V -3 +3 % Switch Current Limit VIN = 3.2V 1.1 1.5 1.8 A Load Current VOUT = 21V ±5%, VIN ≥ 3.0V 75 mA VOUT = 21V ±5%, VIN ≥ 3.2V, TON < 0.4s, TOFF > 3.6s 100 Switch On-Resistance VIN = 3.6V 0.4 Ω Quiescent Current No Switching, VFB ≥ 1.27V 0.7 mA Switching 6.5 OFF Mode Current VSHDN = 0V 0.1 3.0 µA Shutdown Threshold Device ON 1.5 V Device OFF 0.5 Shutdown Pin Bias Current VSHDN = 0V or VSHDN = 5.5V 1 10 nA Feedback Voltage (VREF)ILoad = 0mA, VIN = 3.6V at 25°C 1.205 1.230 1.255 V Feedback Pin Bias Current 1 10 nA Feedback Voltage Line Regulation(3) 3.0V < VIN < 5.5V, ILOAD = 0mA 0.4 1.5 %/V Switching Frequency 1.15 1.50 1.85 MHz Maximum Duty Cycle 87 93 % Start-up Turn-on Time VIN = 3.0V, IOUT = 75mA 3.0 5.0 ms Load Regulation VIN = 3.6V, 1mA < ILoad <100mA 0.2 % Switch Leakage Current No Switching, VIN = 5.5V 1 µA ΔV OUT ΔV IN ------------------ 1 V OUT -------------- × SHDN VIN VOUT R1 R2 NC GND V IN P1 FB SW CF CIN 6.8µH 1 3 2 5 6 4 10µF 180pF COUT L BAT54 4.7µF 2.7V to 5.5V ON OFF 10k 160k |
Nº de peça semelhante - FAN5336_07 |
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Descrição semelhante - FAN5336_07 |
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