ir3082pbf International Rectifier Corp., ir3082pbf Datasheet - Page 4

• Manufacturer Part Number: ir3082pbf
• Description: Xphase Amd Opterontm/athlon 64tm Control Ic
• Manufacturer: International Rectifier Corp.

Note 1: Guaranteed by design, but not tested in production
Note 2: VDAC Output is trimmed to compensate for Error Amp input offsets errors
Soft Start and Delay
Start Delay (See Fig 10)
Soft Start Time (See Fig 10)
PWRGD Delay (See Fig 10)
OC Delay Time
SS/DEL to FB Input Offset
Voltage
Charge Current
Discharge Current
Charge/Discharge Current
Ratio
OC Discharge Current
Charge Voltage
Delay Comparator Threshold
Delay Comparator Threshold
Delay Comparator Hysteresis
Discharge Comparator
Threshold
Over-Current Comparator
Input Offset Voltage
OCSET Bias Current
PWRGD Output
Output Voltage
Leakage Current
Oscillator
Switching Frequency
Peak Voltage (5V typical,
measured as % of VBIAS)
Valley Voltage (1V typical,
measured as % of VBIAS)
VCC Under-Voltage Lockout
Start Threshold
Stop Threshold
Hysteresis
General
VCC Supply Current
VOSNS- Current
Page 4 of 33
PARAMETER
VID = 1.3V (VID4-0 = 01010)
VID = 1.3V (VID4-0 = 01010)
With FB = 0V, adjust V(SS/DEL) until
EAOUT drives high
Note 1
Relative to Charge Voltage, SS/DEL
rising
Relative to Charge Voltage, SS/DEL
falling
I(PWRGD) = 4mA
V(PWRGD) = 5.5V
Start – Stop
-0.3V ≤ VOSNS- ≤ 0.3V, All VID Codes
TEST CONDITION
0.85
0.95
3.65
MIN
175
-4.5
150
450
550
-10
-54
1.2
1.0
9.5
9.0
8.4
40
20
50
85
15
70
10
4
8
-51.5
TYP
1.95
9.75
-3.5
250
115
225
150
500
750
1.9
2.0
1.3
3.9
9.0
IR3082PbF
66
11
40
70
35
71
13
10
6
0
0
01/31/05
MAX
1150
4.15
10.4
12.5
12.5
-2.5
350
100
145
275
300
550
2.6
3.0
3.0
1.6
-49
9.6
60
90
50
10
10
74
15
9
µA/µA
UNIT
kHz
mV
mV
mV
mV
mV
mV
mV
mA
mA
ms
ms
ms
µA
µA
µA
µA
µA
us
%
%
V
V
V
V