CS5322
CS5322 is Two-Phase Buck Controller manufactured by onsemi.
Features
- Enhanced V2 Control Method
- 5- Bit DAC with 1.0% Accuracy
- Adjustable Output Voltage Positioning
- 4 On- Board Gate Drivers
- 200 k Hz to 800 k Hz Operation Set by Resistor
- Current Sensed through Buck Inductors, Sense Resistors, or V- S Control
- Hiccup Mode Current Limit
- Individual Current Limits for Each Phase
- On- Board Current Sense Amplifiers
- 3.3 V, 1.0 m A Reference Output
- 5.0 V and/or 12 V Operation
- On/Off Control (through Soft Start Pin)
- Power Good Output with Internal Delay http://onsemi.
28 1 SO- 28L DW SUFFIX CASE 751F
PIN CONNECTIONS AND MARKING DIAGRAM
P VFB VDRP CS1 CS2 CSREF PWRGD VID0 VID1 VID2 VID3 VID4 ILIM REF A WL, L YY, Y WW, W 1 28 ROSC VCCL VCCL1 GATE(L)1 GND GATE(H)1 VCCH1 LGND SS VCCL2 GATE(L)2 GND2 GATE(H)2 VCCH2
= Assembly Location = Wafer Lot = Year = Work Week
ORDERING INFORMATION
Device CS5322GDW28 CS5322GDWR28 Package SO- 28L SO- 28L Shipping 27 Units/Rail 1000 Tape & Reel
CS5322 AWLYYWW
© Semiconductor ponents Industries, LLC, 2006
July, 2006
- Rev. 7
Publication Order Number: CS5322/D
+12 V +5.0 V 1.0 μF ENABLE 61.9 k P VFB VDRP CS1 CS2 CSREF PWRGD VID0 VID1 VID2 VID3 VID4 ILIM REF ROSC VCCL VCCL1 GATE(L)1 GND1 GATE(H)1 VCCH1 LGND SS VCCL2 GATE(L)2 GND2 GATE(H)2 VCCH2 + 8× 4SP820M VOUT 12 ×10 μF 0.1 μF 1.0 μF 1.0 μF 300 n H + 3× 16SP270M
600 n H 1.0 n F 4.12 k 34.8 k 12.7 k PWRGD VID0 VID1 VID2 VID3 VID4 1.0 k 25.5 k .01 μF .01 μF 25.5 k .01 μF 2.80 k 0.1 μF 1.0 μF 600 n H 1.0 n F
Figure 1. Application Diagram, 12 V to 1.6 V, 35 A Converter
CS5322 http://onsemi.
ABSOLUTE MAXIMUM RATINGS-
Rating Operating Junction Temperature Lead Temperature Soldering: Storage Temperature Range ESD Susceptibility (Human Body Model) 1. 60 second maximum above 183°C.
- The maximum package power dissipation must be observed. Reflow: (SMD styles only) (Note 1) Value 150 230 peak
- 65 to +150 2.0 Unit °C °C °C k V
ABSOLUTE MAXIMUM RATINGS
Pin Name Power for Logic Power for GATE(L)1 Power for GATE(L)2 Power...