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CS5165AGDWR16G Arkusz danych(PDF) 3 Page - ON Semiconductor |
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CS5165AGDWR16G Arkusz danych(HTML) 3 Page - ON Semiconductor |
3 / 18 page CS5165A http://onsemi.com 3 ELECTRICAL CHARACTERISTICS (0 °C < TA < +70°C; 0°C < TJ < +125°C; 8.0 V < VCC < 14 V; 2.8 DAC Code: (VID4 = VID2 = VID1 = VID0 = 1; VID3 = 0); CGATE(H) and CGATE(L) = 3.3 nF; COFF = 330 pF; CSS = 0.1 mF, unless otherwise specified.) Characteristic Test Conditions Min Typ Max Unit VCC Supply Current Operating 1.0 V < VFB < VDAC (max on−time) No Loads on GATE(H) and GATE(L) − 12 20 mA Sleep Mode ENABLE = 0 V − 300 600 mA VCC Monitor Start Threshold GATE(H) switching 3.75 3.95 4.15 V Stop Threshold GATE(H) not switching 3.65 3.87 4.05 V Hysteresis Start−Stop − 80 − mV Error Amplifier VFB Bias Current VFB = 0 V − 0.1 1.0 mA COMP Source Current COMP = 1.2 V to 3.6 V; VFB = 2.7 V 15 30 60 mA COMP CLAMP Voltage VFB = 2.7 V, Adjust COMP voltage for Comp current = 50 mA 0.85 1.0 1.15 V COMP Clamp Current COMP = 0 V 0.4 1.0 1.6 mA COMP Sink Current VCOMP = 1.2 V; VFB = 3.0 V; VSS > 2.5 V 180 400 800 mA Open Loop Gain (Note 2) 50 60 − dB Unity Gain Bandwidth (Note 2) 0.5 2.0 − MHz PSRR @ 1.0 kHz (Note 2) 60 85 − dB GATE(H) and GATE(L) High Voltage at 100 mA Measure VCC − GATE − 1.2 2.0 V Low Voltage at 100 mA Measure GATE − 1.0 1.5 V Rise Time 1.6 V < GATE < (VCC − 2.5 V) − 40 80 ns Fall Time (VCC − 2.5 V) > GATE > 1.6 V − 40 80 ns GATE(H) to GATE(L) Delay GATE(H) < 2.0 V; GATE(L) > 2.0 V 30 65 100 ns GATE(L) to GATE(H) Delay GATE(L) < 2.0 V; GATE(H) > 2.0 V 30 65 100 ns GATE pulldown Resistor to PGND, (Note 2) 20 50 115 k W Fault Protection SS Charge Time VFB = 0 V 1.6 3.3 5.0 ms SS Pulse Period VFB = 0 V 25 100 200 ms SS Duty Cycle (Charge Time/Period) × 100 1.0 3.3 6.0 % SS COMP Clamp Voltage VFB = 2.7 V; VSS = 0 V 0.50 0.95 1.10 V VFB Low Comparator Increase VFB till no SS pulsing and normal Off−time 0.9 1.0 1.1 V PWM Comparator Transient Response VFB = 1.2 to 5.0 V. 500 ns after GATE(H) (after Blanking time) to GATE(H) = (VCC −1.0 V) to 1.0 V − 130 180 ns Minimum Pulse Width (Blanking Time) Drive VFB. 1.2 to 5.0 V upon GATE(H) rising edge (> VCC − 1.0 V), measure GATE(H) pulse width 50 150 250 ns COFF Normal Off−Time VFB = 2.7 V 1.0 1.6 2.3 ms Extended Off−Time VSS = VFB = 0 V 5.0 8.0 12.0 ms Time−Out Timer Time−Out Time VFB = 2.7 V, Measure GATE(H) Pulse Width 10 30 50 ms Fault Duty Cycle VFB = 0V 30 50 70 % Enable Input ENABLE Threshold GATE(H) Switching 0.8 1.15 1.30 V Shutdown delay (Note 3) ENABLE−to−GATE(H) < 2.0 V − 3.0 − ms 2. Guaranteed by design, not 100% tested in production. |
Podobny numer części - CS5165AGDWR16G |
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Podobny opis - CS5165AGDWR16G |
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