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CS5305GDWR28 数据表(PDF) 9 Page - ON Semiconductor |
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CS5305GDWR28 数据表(HTML) 9 Page - ON Semiconductor |
9 / 33 page CS5305 http://onsemi.com 9 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 SHARE Bus SHARE Amplifier Offset Voltage Measure V(SHARE) − V(IOUT), 0 < IOUT < 2.0 V 20 40 60 mV SHARE Amplifier Source Current IOUT = 2.1 V, SHARE = 2.0 V 1.0 7.5 24 mA SHARE Amplifier Max Voltage IOUT = 3.5 V, TA = 25°C 2.65 2.80 3.20 V SHARE Fault Threshold DRVON < 1.0 V, TA = 25°C 3.2 3.4 3.7 V SHARE OK Threshold DRVON > 1.0 V 2.0 2.3 2.5 V SHARE Fault Hysteresis − 1.0 1.15 1.3 V SHARE Fault Output Voltage − 3.8 4.25 4.7 V SHARE Fault Output Current SHARE = 3.8 V 1.2 2.0 2.5 mA SHARE Full Load Accuracy CSREF = 0.5 V, CSx = 0.52 V, IOUT / FB Divider = 22 kΩ/3.0 kΩ 1.7 1.95 2.2 V SHARE Short Circuit Current V(IOUT) = 2.0 V, SHARE = GND 1.0 17 28 mA SHARE Fault Short Circuit Current CSREF = 0.5 V, CSx = 0.6 V 2.0 19 30 mA Current SHARE Adjust Amplifier Transconductance from IOUT to SCOMP 0 < IOUT < 2.0 V, 0 < SCOMP < 2.0 V 23 40 53 μA / V Gain from IOUT to COMP Note 6. 30 50 140 mA / V Maximum SCOMP source current SCOMP = 1.5 V 15 30 60 μA Maximum SCOMP sink current SCOMP = 1.5 V 15 30 60 μA Unity Gain BW C(SCOMP) = TBD, Note 6. 30 56 100 Hz MOSFET Driver Enable Pull−Up Voltage DRVON Floating 4.5 5.5 6.0 V DRVON Source Current DRVON = 1.5 V .5 3.0 6.5 mA DRVON Pull Down Resistor DRVON = 1.5 V, ENABL = 0 V, R = 1.5 V / I(1.5 V) 35 70 140 kΩ General Electrical Specifications VCC Disable Current ENABLE = 0 V (no switching) − 30 60 mA UVLO Start Threshold COMP charging, DRVON > 1.0 V 8.5 9.0 9.5 V UVLO Stop Threshold Gates not switching, COMP discharging, DRVON < 1.0 V 7.5 8.0 8.5 V UVLO Hysteresis Start − Stop 0.8 1.0 1.2 V VCC Operating Current ENABLE Open − 22 30 mA 6. Guaranteed by design. Not tested in production. |
类似零件编号 - CS5305GDWR28 |
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类似说明 - CS5305GDWR28 |
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