Datenblatt-Suchmaschine für elektronische Bauteile |
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CS5305GDWR28 Datenblatt(PDF) 7 Page - ON Semiconductor |
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CS5305GDWR28 Datenblatt(HTML) 7 Page - ON Semiconductor |
7 / 33 page CS5305 http://onsemi.com 7 ELECTRICAL CHARACTERISTICS (continued) (0°C < TA < 70°C; 0°C < TJ < 125°C; 9.5 V < VCC < 14 V; CGATEX = 100 pF, CCOMP = 0.01μF, CSCOMP = 0.01μF, CVCC = 0.1μF, RROSC = 32.4 kΩ, RSHARE = 60.4 kΩ, V(OCSET) = 0.54 V, DAC Code 01110; unless otherwise stated.) Parameter Unit Max Typ Min Test Conditions Voltage Feedback Error Amplifier SHARE Fault Discharge Current SHARE = 3.5 V, COMP = 0.5 V, CSx = CSREF = 0 V, OCSET = 0.5 V 0.3 2.5 5.0 mA Enable Input Threshold Voltage Monitor DRVON 1.12 1.25 1.38 V Pull−up Voltage 1 MΩ to GND 2.5 2.7 3.0 V Input Pull−up Resistance − 25 50 100 kΩ PWM Comparators Minimum Pulse Width Measured from CSx to GATEx, VFB = CSREF = 0.5 V, COMP = 0.5 V, 60 mV step on CSx; measure at GATEx = 1.0 V − 75 220 ns Transient Response Time Measured from CSREF to GATEx, COMP = 2.1 V, CSx = CSREF = 0.5 V, CSREF stepped from 1.2 V − 2.0 V − 100 150 ns Channel Start−up Offset CSx = CSREF = VFB = 0 V, measure V(COMP) when GATEx switch high 0.34 0.6 0.75 V Channel Start−up Offset Mismatch CSx = CSREF = VFB = 0 V, measure V(COMP) when GATEx switch high, Note 4. −5.0 − 5.0 mV Gates High Voltage IGATEx = 1.0 mA 2.25 2.5 3.0 V Low Voltage IGATEx = 1.0 mA − 0.2 0.4 V Rise Time GATE 0.8 V < GATE < 2.0 V, VCC = 10 V − 15 30 ns Fall Time GATE 2.0 V > GATE > 0.8 V, VCC = 10 V − 15 30 ns Oscillator Switching Frequency ROSC = 32.4 kΩ 300 400 500 kHz Switching Frequency ROSC = 63.4 kΩ, Note 4. 150 200 250 kHz Switching Frequency ROSC = 16.2 kΩ, Note 4. 600 800 1000 kHz ROSC Voltage Note 4. 0.90 1.00 1.10 V Phase Delay − 90 120 150 deg 4. Guaranteed by design. Not tested in production. |
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