ir3084u International Rectifier Corp., ir3084u Datasheet - Page 4

• Manufacturer Part Number: ir3084u
• Description: Xphasetm Vr10, Vr11 & Opteron/athlon64 Control Ic
• Manufacturer: International Rectifier Corp.

ELECTRICAL SPECIFICATIONS
VDAC REFERENCE
VR10/VR11 System Set-Point
Accuracy (Deviation from
Tables 1 & 2 per test circuit in
Figure 1 which emulates in-VR
operation)
Opteron/Athlon64 System Set-
Point Accuracy
Source Current
Sink Current
VR10/VR11 VIDx Input
Threshold
Opteron/Athlon64 VIDx Input
Threshold
VIDx Input Bias Current
VIDx 11111x Blanking Delay
VIDSEL Pull up Voltage
VIDSEL Pull up Resistor
VIDSEL VR10/Opteron
Threshold
VIDSEL Opteron Voltage
VIDSEL Opteron/VR11
Threshold
ERROR AMPLIFIER
Input Offset Voltage
FB Bias Current
VSETPT Bias Current
VSETPT Bias Current
DC Gain
Gain Bandwidth Product
Corner Frequency
Slew Rate
Source Current
Sink Current
Max Voltage
Min Voltage
0
Unless otherwise specified, these specifications apply over: 9.5V ≤ V
o
C ≤ T
Page 4 of 47
PARAMETER
J
≤ 100
o
C, ROSC = 24kΩ, CSS/DEL = 0.1μF ±10%
VID ≥ 1V, 10kΩ≤ROSC≤100kΩ,
25
0.8V ≤ VID < 1V, 10kΩ≤ROSC≤100kΩ,
25
25
Includes OCSET and VSETPT currents
Includes OCSET and VSETPT currents
0V < VIDx < VCC
Measure Time till VRRDY drives low
VIDSEL Floating
VIDSEL “LOW”
6.49K from VIDSEL to GND
Measure V(FB) – V(VSETPT) per test
circuit in Figure 1. Applies to all VID
codes. Note 2.
VR10/VR11 Mode
Opteron/Athlon64 Mode
Note 1
Note 1
45 deg Phase Shift, Note 1
Note 1
VBIAS–VEAOUT (referenced to
VBIAS)
Normal operation or Fault mode
o
o
o
C ≤ T
C ≤ T
C ≤ T
J
J
J
TEST CONDITION
≤ 100
≤ 100
≤ 100
o
o
o
C
C
C
CC
≤ 16V, −0.3V ≤ VOSNS- ≤ 0.3V,
−0.5
−1.2
1.04
1.95
2.25
48.5
MIN
104
500
−54
150
0.5
0.5
0.9
1.8
1.4
0.5
−5
−1
92
−5
−5
−1
90
30
6
TYP
1.24
1.95
−0.1
−0.7
−47
125
113
100
600
100
200
350
1.3
2.4
4.5
0.6
1.3
0.0
3.2
1.1
51
10
0
IR3084U
−0.35
MAX
1.44
2.85
53.5
122
108
700
−39
110
400
600
200
0.5
2.1
0.7
1.7
2.1
0.5
1.7
+5
1
5
9
5
5
9/14/2005
UNIT
MHz
V/μs
mV
mV
mV
mA
mA
mV
mV
KΩ
μA
μA
μA
μA
μA
μA
dB
Hz
μs
%
%
V
V
V
V
V