IR3084AMPBF International Rectifier, IR3084AMPBF Datasheet - Page 5

• Manufacturer Part Number: IR3084AMPBF
• Description: IC XPHASE CONTROL 28-MLPQ
• Manufacturer: International Rectifier
• Series: XPhase™r

Specifications of IR3084AMPBF

• Applications: Processor
• Current - Supply: 14mA
• Voltage - Supply: 9.5 V ~ 16 V
• Operating Temperature: 0°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 28-MLPQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

VRRDY OUTPUT
Output Voltage
Leakage Current
OSCILLATOR
Switching Frequency
Peak Voltage (4.8V typical,
measured as % of VBIAS)
Valley Voltage (0.9V typical,
measured as % of VBIAS)
DRIVER BIAS REGULATOR
REGSET Bias Current
Input Offset Voltage
Short Circuit Current
Dropout Voltage
VCC UNDER−VOLTAGE LOCKOUT
Start Threshold
Stop Threshold
Hysteresis
GENERAL
VCC Supply Current
VOSNS− Current
Note 1: Guaranteed by design but not tested in production
Note 2: VDAC Output is trimmed to compensate for Error Amp input offsets errors
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PARAMETER
"FAST"
VDAC
+
-
IR3084
+
-
I(VRRDY) = 4mA
V(VRRDY) = 5.5V
1.5V ≤ V(REGSET) ≤ VCC – 1.5V
1.5V ≤ V(REGSET) ≤ VCC – 1.5V,
100A ≤ I(REGDRV) ≤ 10mA
V(REGDRV) = 0V,
1.5V ≤ V(REGSET) ≤ VCC – 1.5V,
Note 1
I(REGDRV) = 10mA, Note 1
Start – Stop
−0.3V ≤ VOSNS− ≤ 0.3V,
All VID Codes
Figure 1 – System Set Point Test Circuit
ISOURCE
ISINK
VDAC
BUFFER
AMP
CURRENT
SOURCE
GENERATOR
TEST CONDITION
IOFFSET
200 OHM
IROSC
ROSC
BUFFER
AMP
+
-
+
-
IROSC
ERROR
AMP
IOCSET
+
-
1.2V
EAOUT
VSETPT
OCSET
VOSNS-
VDAC
ROSC
FB
ROSC
RVDAC
CVDAC
−1.45
−112
MIN
450
−12
575
0.4
9.3
8.5
70
10
10
9
200 OHM
SYSTEM
SET POINT
VOLTAGE
TYP
0.87
−1.3
500
−99
150
800
9.9
9.1
72
13
20
14
0
0
IR3084A
3/3/2009
−0.75
MAX
1000
1.33
10.3
300
550
−85
9.5
10
74
15
12
50
18
UNIT
kHz
mV
mV
mA
mV
mA
mA
A
A
%
%
V
V
V