CS5301GDWR32G ON Semiconductor, CS5301GDWR32G Datasheet
CS5301GDWR32G
Specifications of CS5301GDWR32G
CS5301GDWR32GOSTR
Available stocks
Related parts for CS5301GDWR32G
CS5301GDWR32G Summary of contents
Page 1
... PWRGDS I LIM REF ORDERING INFORMATION Device Package CS5301GDW32 SO−32 CS5301GDWR32 SO−32 CS5301GDWR32G SO−32 (Pb−Free) †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. 1 MARKING DIAGRAM CS5301 AWLYYWWG = Assembly Location ...
Page 2
... V ID4 PWRGDS Gate(H LIM CCH3 REF LGND R1 C5 3. .01 mF CS3 C8 .01 mF Q1−Q6, NTB85N03 or NTB85N03T4 by ON Semiconductor Rating qJC qJA Reflow: (SMD styles only) (Note 1) http://onsemi.com 2 D3 BAT54S L4 300 C15,16 2 × 16SP180M CS1 Q1 +5 1.0 mF 1.0 W C14 Q2 1 ...
Page 3
MAXIMUM RATINGS (continued) Pin Name Pin Symbol Power for Logic V CCL Power Good Sense PWRGDS Power Good Output PWRGD Return for Logic LGND Power for Gate(L)1 V CCL1 Power for Gate(L)2 and Gate(L)3 V CCL23 Power for Gate(H)1 and ...
Page 4
ELECTRICAL CHARACTERISTICS (0°C < 3.3 nF 3.3 nF, R GATE(H) GATE(L) ROSC unless otherwise specified.) Characteristic Voltage Identification DAC (0 = Connected to GND Open or Pullup to internal 3 external ...
Page 5
ELECTRICAL CHARACTERISTICS (0°C < 3.3 nF 3.3 nF, R GATE(H) GATE(L) ROSC unless otherwise specified.) Characteristic Power Good Output ...
Page 6
ELECTRICAL CHARACTERISTICS (0°C < 3.3 nF 3.3 nF, R GATE(H) GATE(L) ROSC unless otherwise specified.) Characteristic Voltage Feedback Error Amplifier V Bias Current, (Note 2) FB COMP Source Current COMP Sink Current COMP Discharge Threshold ...
Page 7
ELECTRICAL CHARACTERISTICS (0°C < 3.3 nF 3.3 nF, R GATE(H) GATE(L) ROSC unless otherwise specified.) Characteristic Oscillator Switching Frequency Switching Frequency Switching Frequency R Voltage OSC Phase Delay Adaptive Voltage Positioning V Output Voltage to ...
Page 8
ELECTRICAL CHARACTERISTICS (0°C < 3.3 nF 3.3 nF, R GATE(H) GATE(L) ROSC unless otherwise specified.) Characteristic General Electrical Specifications V Operating Current CCL V Operating Current CCL1 V Operating Current CCL23 V Operating Current CCH12 ...
Page 9
PACKAGE PIN DESCRIPTION PACKAGE PIN # PIN SYMBOL 1 COMP DRP 4−6 CS1−CS3 7 CS REF 8 PWRGD 9−13 V −V ID4 ID0 14 PWRGDS 15 I LIM 16 REF 17 LGND 18 V CCH3 ...
Page 10
Dominant Dominant Reset Reset Dominant Set Figure 2. Block Diagram http://onsemi.com CS5301 Dominant Reset − ...
Page 11
TYPICAL PERFORMANCE CHARACTERISTICS 900 800 700 600 500 400 300 200 100 Value, kW ROSC Figure 3. Oscillator Frequency 120 100 Load Capacitance, nF ...
Page 12
FIXED FREQUENCY MULTI−PHASE CONTROL In a multi−phase converter, multiple converters are connected in parallel and are switched on at different times. This reduces output current from the individual converters and increases the apparent ripple frequency. Because several converters are connected ...
Page 13
SWNODE OUT CSA Out COMP − Offset CSA Out + Figure 10. Open Loop Operation Inductive Current Sensing For lossless sensing, current can be sensed across the inductor as shown in Figure ...
Page 14
Ramp Size and Current Sensing Because the current ramp is used for both the PWM ramp and to sense current, the inductor and sense resistor values will be constrained. A small ramp will provide a quick transient response by minimizing ...
Page 15
UVLO The CS5301 has undervoltage lockout functions connected to two pins. One intended for the logic and low−side drivers with a 4.5 V turn−on threshold is connected to the V A second for the high side drivers has a 3.5 ...
Page 16
This window will be noticeable as a step in the COMP ...
Page 17
For resistive current sensing choose L and R provide a steady state ramp greater than 25 mV OUT ) Again the ratio of L and R is fixed and the values ...
Page 18
... PWRGDS Gate(H LIM CCH3 REF LGND R1 C5 3. CS3 C8 .01 mF Q1−Q6, NTB85N03 or NTB85N03T4 by ON Semiconductor Figure 16. Additional Application Diagram, http://onsemi.com 18 I OUT Current Sense to V DRP Gain + 2 3.1 + 372 mV R VFB DV OUT + 372 BAT54S L4 300 nH C2 1.0 mF ...
Page 19
... SEATING PLANE American Technical Support: 800−282−9855 Toll Free USA/Canada Japan: ON Semiconductor, Japan Customer Focus Center 2−9−1 Kamimeguro, Meguro−ku, Tokyo, Japan 153−0051 Phone: 81−3−5773−3850 http://onsemi.com 19 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. ...