IR3084UMTRPBF International Rectifier, IR3084UMTRPBF Datasheet - Page 21

• Manufacturer Part Number: IR3084UMTRPBF
• Description: IC CTLR XPHASE 28-MLPQ
• Manufacturer: International Rectifier
• Series: XPhase™r

Specifications of IR3084UMTRPBF

• Package / Case: 28-MLPQ
• Mounting Type: Surface Mount
• Current - Supply: 14mA
• Voltage - Supply: 9.5 V ~ 16 V
• Operating Temperature: 0°C ~ 100°C
• Applications: Processor
• Package: 28-Lead MLPQ
• Circuit: X-Phase Control IC
• Switch Freq (khz): 150kHz to 1.0MHz
• Pbf: PbF Option Available
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

+12Vin
ENABLE
(VTT)
VDAC
SS/DEL
EAOOUT
IIN
VOUT
VRRDY
+12Vin
ENABLE
(VTT)
VDAC
SS/DEL
EAOOUT
IIN
VOUT
VRRDY
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(ENABLE ENDS
(ENABLE ENDS
FAULT MODE)
FAULT MODE)
1.100V
VID SETTING
START
START
3.85V
3.77V
3.10V
1.30V
3.77V
1.30V
0.85V
0.85V
Figure 10b – Opteron/Athlon64 Start-up Waveforms (VID Setting=1.1V)
Figure 10a – Start-up Waveforms with Boot Mode (VID Setting > 1.1V)
START DELAY
1.8ms
START DELAY
1.8ms (TD1)
VID SETTING
1.100V
SOFT START TIME
1.6ms (TD2)
SOFT START TIME
1.8ms
VID SETTING
1.100V
VID
SAMPLE
DELAY
1.0ms
(TD3)
DYNAMIC VID TIME
200us (TD4)
VR_RDY DELAY
2.3ms
VR_RDY DELAY
1.3ms (TD4+TD5)
NORMAL
OPERATION
NORMAL
OPERATION
IR3084U
(VCC UVL
INITIATES
FAULT MODE)
(VCC UVL
INITIATES
FAULT MODE)
POWER-DOWN
POWER-DOWN
9/14/2005
9.1V
UVLO
9.1V
UVLO
VDAC