IR3500AMPBF International Rectifier, IR3500AMPBF Datasheet - Page 7

• Manufacturer Part Number: IR3500AMPBF
• Description: IC CTRL XPHASE3 VR11.0 32-MLPQ
• Manufacturer: International Rectifier
• Series: XPhase3™r

Specifications of IR3500AMPBF

• Applications: Processor
• Current - Supply: 6.5mA
• Voltage - Supply: 4.75 V ~ 7.5 V
• Operating Temperature: 0°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: *
• Package: 32-Lead MLPQ
• Circuit: X-Phase Control IC
• Switch Freq (khz): 250kHz to 1.5MHz
• Pbf: PbF Option Available
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SYSTEM SET POINT TEST
IVDAC
Page 7 of 48
IVDAC
IR3500
FAST
VDAC
IR3500
FAST
VDAC
IROSC
IROSC
Figure 3 - System Set Point Test Circuit for AMD VIDs (VDAC shifted +50 mV)
+
-
+
-
CURRENT
SOURCE
GENERATOR
VDAC
BUFFER
AMPLIFIER
ISOURCE
ISINK
CURRENT
SOURCE
GENERATOR
VDAC
BUFFER
AMPLIFIER
Figure 2 - System Set Point Test Circuit for VR11 VID
ISOURCE
ISINK
IVSETPT
IVSETPT
ROSC BUFFER
AMPLIFIER
ROSC BUFFER
AMPLIFIER
REMOTE SENSE
AMPLIFIER
+
-
REMOTE SENSE
AMPLIFIER
IROSC
+
-
IROSC
+
-
0.6V
ERROR
AMPLIFIER
+
-
IROSC
0.6V
+
-
ERROR
AMPLIFIER
IROSC
+
-
IOCSET
IOCSET
EAOUT
FB
VSETPT
VDAC
LGND
ROSC
VO
VOSEN+
VOSEN-
OCSET
EAOUT
FB
VSETPT
VDAC
OCSET
LGND
ROSC
VO
VOSEN+
VOSEN-
ROCSET
ROSC
RVDAC
CVDAC
ROCSET
RVDAC
ROSC
1k
RVSETPT
CVDAC
1k
July 28, 2009
IR3500A
SYSTEM
SET POINT
VOLTAGE
EAOUT
VOSNS-
SYSTEM
SET POINT
VOLTAGE
EAOUT
VOSNS-