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CS5305GDWR28 Scheda tecnica(PDF) 6 Page - ON Semiconductor |
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CS5305GDWR28 Scheda tecnica(HTML) 6 Page - ON Semiconductor |
6 / 33 page CS5305 http://onsemi.com 6 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 Power Good Output 0 1 1 0 1 1.330 1.365 1.400 V 0 1 1 0 0 1.354 1.389 1.425 V 0 1 0 1 1 1.378 1.414 1.450 V 0 1 0 1 0 1.401 1.438 1.475 V 0 1 0 0 1 1.425 1.463 1.500 V 0 1 0 0 0 1.449 1.487 1.525 V 0 0 1 1 1 1.473 1.511 1.550 V 0 0 1 1 0 1.496 1.536 1.575 V 0 0 1 0 1 1.520 1.560 1.600 V 0 0 1 0 0 1.544 1.584 1.625 V 0 0 0 1 1 1.568 1.609 1.650 V 0 0 0 1 0 1.591 1.633 1.675 V 0 0 0 0 1 1.615 1.658 1.700 V 0 0 0 0 0 1.639 1.682 1.725 V Switch Leakage Current VCC = 14 V, PWRGDS = 1.4 V − − 1.0 μA Delay PWRGDS low to PWRGD low 50 250 600 μs Output Low Voltage PWRGDS = 1.0 V, IPWRGOOD = 4.0 mA − 0.15 0.4 V Voltage Feedback Error Amplifier VFB Bias Current Note 2. 9.5 10.3 11.5 μA Comp Source Current COMP = 0.5 V to 2.0 V, VFB = 1.6 V 15 30 60 μA Comp Sink Current COMP = 0.5 V to 2.0 V, VFB = 1.0 V 15 30 60 μA Transconductance −10 μA < ICOMP < +10 μA, Note 3. − 32.0 − mmho Output Impedance Note 3. − 2.5 − mΩ Open Loop DC Gain Note 3. 60 95 − dB Unity Gain Bandwidth COMP = 0.01 μF, Note 3. − 50 − kHZ PSRR @ 1.0 kHz Note 3. − 70 − dB COMP Max Voltage VFB = 0 V 2.4 2.7 − V COMP Min Voltage VFB = 1.6 V − 0.1 0.2 V COMP Discharge Threshold − 0.15 0.2 0.25 V Hiccup Latch Discharge Current CSx − CSREF = .05 V, OCSET = 0.1 V, COMP = 0.5 V 2.0 5.0 10 μA Hiccup Charge / Discharge Ratio − 4.5 6.0 7.5 − 2. The VFB Bias Current changes with the value of ROSC per Figure 5. 3. Guaranteed by design. Not tested in production. |
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