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CS5308 Two−Phase PWM Controller with Integrated Gate Drivers for VRM 8.5 The CS5308 is a second−generation, two−phase step down controller that incorporates all control functions required to power next generation processors. Proprietary multi−phase architecture guarantees balanced load current distribution and reduces overall solution cost in high current a.
• Enhanced V2 Control Method
• Internal PWM Ramp
• Fast−Feedback Directly from VCORE
• 5−Bit DAC with 1% Tolerance
• Adjustable Output Voltage Positioning
• 200 kHz to 800 kHz Operation Set by Resistor
• Current Sensed through Sense Resistors or Output Inductors
• Adjustable Hiccup Mode Current Limit
• Overvoltage Protection through Synchronous MOSFETs
• Individual Current Limits for Each Phase
• On−Board Current Share Amplifiers
• 3.3 V, 1.0 mA Reference Output
• VTT Monitoring and VTT Power Good (VTTPGD)
• VCORE Power Good
• On/Off Control (through COMP Pin)
• Improved Noise Immunity
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| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | CS5301 |
ON Semiconductor |
Three-Phase Buck Controller |
|
| 2 | CS5302 |
ON Semiconductor |
Two-Phase Buck Controller |
|
| 3 | CS5303 |
ON Semiconductor |
Three-Phase Buck Controller |
|
| 4 | CS5304 |
ON Semiconductor |
Three-Phase Buck Controller |
|
| 5 | CS5305 |
ON Semiconductor |
Three-Phase Synchronous Switching Step-Down Controller |
|
| 6 | CS5307 |
ON Semiconductor |
Four-Phase VRM 9.0 Buck Controller |
|
| 7 | CS53-16A |
Fuji Electric |
Fast Recovery High Voltage Silicon Rectifiers |
|
| 8 | CS53-18A |
Fuji Electric |
Fast Recovery High Voltage Silicon Rectifiers |
|
| 9 | CS53-20A |
Fuji Electric |
Fast Recovery High Voltage Silicon Rectifiers |
|
| 10 | CS5317 |
Cirrus Logic |
Oversampling A/D Converter |
|
| 11 | CS5320 |
Cirrus Logic |
24-Bit Variable Bandwidth A/D Converter Chipset |
|
| 12 | CS5321 |
Cirrus Logic |
24-Bit Variable Bandwidth A/D Converter Chipset |
|