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CS5161 Datasheet(PDF) 3 Page - ON Semiconductor |
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CS5161 Datasheet(HTML) 3 Page - ON Semiconductor |
3 / 18 page CS5161, CS5161H http://onsemi.com 3 MAXIMUM RATINGS (continued) Pin Name Max Current Max Operating Voltage COMP 6.0 V/−0.3 V 200 μA VFB 6.0 V/−0.3 V −0.2 μA COFF 6.0 V/−0.3 V −0.2 μA VFFB 6.0 V/−0.3 V −0.2 μA VID0 − VID4 6.0 V/−0.3 V −50 μA VGATE(H) (CS5161) 18 V/−0.3 V 100 mA DC/1.5 A peak VGATE(H) (CS5161H) 20 V/−0.3 V 100 mA DC/1.5 A peak VGATE(L) 16 V/−0.3 V 100 mA DC/1.5 A peak LGnd 0 V 25 mA PGnd 0 V 100 mA DC/1.5 A peak ELECTRICAL CHARACTERISTICS (0°C < TA < +70°C; CS5161: 0°C < TJ < +85°C; CS5161H: 0°C < TJ < +125°C; 9.5 V < VCC1 < 14 V; CS5161: 5.0 V < VCC2 < 16 V; CS5161H: 5.0 V < VCC2 < 20 V; DAC Code: VID4 = VID2 = VID1 = VID0 =1; VID3 = 0; CVGATE(L) and CVGATE(H) = 1.0 nF; COFF = 330 pF; CSS = 0.1 μF, unless otherwise specified.) Characteristic Test Conditions Min Typ Max Unit Error Amplifier VFB Bias Current VFB = 0 V − 0.3 1.0 μA Open Loop Gain 1.25 V < VCOMP , 4.0 V; CCOMP = 0.1 μF; Note 2 − 80 − dB Unity Gain Bandwidth CCOMP = 0.1 μF; Note 2 − 50 − kHz COMP SINK Current VCOMP = 1.5 V; VFB = 3.0 V; VSS > 2.0 V 30 60 120 μA COMP SOURCE Current VCOMP = 1.2 V; VFB = 2.7 V; VSS = 5.0 V 15 30 60 μA COMP CLAMP Current VCOMP = 0 V; VFB = 2.7 V 0.4 1.0 1.6 mA COMP High Voltage VFB = 2.7 V; VSS = 5.0 V 4.0 4.3 5.0 V COMP Low Voltage VFB = 3.0 V − 1.0 1.15 V PSRR 8.0 V < VCC1 < 14 V @ 1.0 kHz; CCOMP = 0.1 μF; Note 2 − 70 − dB Transconductance − − 33 − mmho VCC1 Monitor Start Threshold Output switching 8.70 9.05 9.40 V Stop Threshold Output not switching 8.55 8.90 9.25 V Hysteresis Start−Stop − 150 − mV Soft Start (SS) Charge Time − 1.6 3.3 5.0 ms Pulse Period − 25 100 200 ms Duty Cycle (Charge Time /Pulse Period) × 100 1.0 3.3 6.0 % COMP Clamp Voltage VFB = 0 V; VSS = 0 0.50 0.95 1.10 V VFFB SS Fault Disable VGATE(H) = Low; VGATE(L) = Low 0.9 1.0 1.1 V High Threshold − − 2.5 3.0 V 2. Guaranteed by design, not 100% tested in production. |
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