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IR3502MPBF Datasheet(PDF) 5 Page - International Rectifier

Part # IR3502MPBF
Description  XPHASE3TM CONTROL IC
PDF  39 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IR3502MPBF Datasheet(HTML) 5 Page - International Rectifier

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IR3502
Page 5 of 39
July 28, 2009
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
Source Current
0.5V ≤ V(IMON) ≤ 0.9V
5
9
15
mA
Sink Resistance
0.5V ≤ V(IMON) ≤ 0.9V
5
10
17
k
Unity Gain Bandwidth
Note 1
1
MHz
Input Filter Time Constant
1
µs
Max Output Voltage
1.04
1.09
1.145
V
Soft Start and Delay
Start Delay (TD1)
1.0
2.9
3.5
ms
Soft Start Time (TD2)
0.8
2.2
3.25
ms
VID Sample Delay (TD3)
0.3
1.2
3.0
ms
VRRDY Delay (TD4 + TD5)
0.5
1.2
2.3
ms
OC Delay Time
V(VDRP) – V(DACBUFF) = 1.67 mV
75
125
300
us
SS/DEL to FB Input Offset
Voltage
With FB = 0V, adjust V(SS/DEL) until
EAOUT drives high
0.7
1.4
1.9
V
Charge Current
35.0
52.5
70.0
µA
Discharge Current
2.5
4.5
6.5
µA
Charge/Discharge Current Ratio
10
12
16
µA/µA
Charge Voltage
3.6
4.0
4.2
V
Delay Comparator Threshold
Relative to Charge Voltage, SS/DEL rising
50
80
125
mV
Delay Comparator Threshold
Relative to Charge Voltage, SS/DEL falling
85
120
160
mV
Delay Comparator Input Filter
5
µs
Delay Comparator Hysteresis
10
30
60
mV
VID Sample Delay Comparator
Threshold
2.8
3.0
3.2
V
Discharge Comp. Threshold
150
200
275
mV
Remote Sense Differential Amplifier
Unity Gain Bandwidth
Note 1
3.0
6.4
9.0
MHz
Input Offset Voltage
0.5V≤ V(VOSEN+) - V(VOSEN-) ≤ 1.6V
-3
0
3
mV
Sink Current
0.5V≤ V(VOSEN+) - V(VOSEN-) ≤ 1.6V
0.4
1
2
mA
Source Current
0.5V≤ V(VOSEN+) - V(VOSEN-) ≤ 1.6V
3
9
20
mA
Slew Rate
0.5V≤ V(VOSEN+) - V(VOSEN-) ≤ 1.6V
2
4
8
V/us
VOSEN+ Bias Current
0.5 V < V(VOSEN+) < 1.6V
100
µA
VOSEN- Bias Current
-0.3V ≤ VOSEN- ≤ 0.3V, All VID Codes
160
275
µA
High Voltage
V(VCCL) – V(VO)
1.5
2
2.5
V
Low Voltage
V(VCCL)=7V
50
mV
Error Amplifier
Input Offset Voltage
Measure V(FB) – V(VSETPT). Note 2
-1
0
1
mV
FB Bias Current
-1
0
1
µA
VSETPT Bias Current
ROSC= 24.5 K
23.00
24.25
25.50
µA
DC Gain
Note 1
100
110
120
dB
Bandwidth
Note 1
20
30
40
MHz
Slew Rate
Note 1
7
12
20
V/µs
Sink Current
0.40
0.85
1.00
mA
Source Current
5
8
12
mA
Maximum Voltage
Measure V(VCCL) – V(EAOUT)
500
780
950
mV



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