ir3084a International Rectifier Corp., ir3084a Datasheet - Page 19
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ir3084a
Manufacturer Part Number
ir3084a
Description
Xphase Tm Vr 10/11 Control Ic
Manufacturer
International Rectifier Corp.
Datasheet
1.IR3084A.pdf
(45 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ir3084aMTRPBF-I
Manufacturer:
IR
Quantity:
226
+12Vin
ENABLE
(VTT)
VDAC
SS/DEL
EAOOUT
IIN
VOUT
VRRDY
+12Vin
ENABLE
(VTT)
VDAC
SS/DEL
EAOOUT
IIN
VOUT
VRRDY
Page 19 of 45
(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 – Start up Waveforms without 1.1V Boot Mode (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
1.6ms
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
IR3084A
10/30/2006
(VCC UVL
INITIATES
FAULT MODE)
(VCC UVL
INITIATES
FAULT MODE)
POWER-DOWN
POWER-DOWN
9.1V
UVLO
9.1V
UVLO
VDAC