IRU3021MCW International Rectifier, IRU3021MCW Datasheet - Page 3

• Manufacturer Part Number: IRU3021MCW
• Description: IC CTRL/REG SYNC BUCK 28-SOIC
• Manufacturer: International Rectifier

Specifications of IRU3021MCW

• Applications: Controller, Intel Processor
• Voltage - Input: 5V, 12V
• Number Of Outputs: 4
• Voltage - Output: 1.3 ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *IRU3021MCW; IRU3021M-CW; IRU3021M-CW

PARAMETER
Error Comparator Section
Input Bias Current
Input Offset Voltage
Delay to Outout
Current Limit Section
CS Threshold Set Current
CS Comp Offset Voltage
Hiccup Duty Cycle
Output Drivers Section
Rise Time
Fall Time
Dead Band Time Between
High Side and Synch Drive
(Vcore Switcher Only)
Oscillator Section (Internal)
Osc Frequency
1.8V Regulator (V
V
V
Input Bias Current
Output Drive Current
1.5V Regulator (V
V
V
Input Bias Current
Output Drive Current
Power Good Section
V
V
V
V
V
V
V
V
V
Power Good Output LO
Power Good Output HI
Fault (Overvoltage) Section
Core OV Upper Trip Point
Core OV Lower Trip Point
Fault Output HI
Soft-Start Section
Pull-Up Resistor to 5V
Note 1: Vs refers to the set point voltage given in Table 1.
Rev. 1.5
07/17/02
SEN
SEN
SEN
SEN
SEN
SEN
SEN
SEN
SEN
SEN
SEN
SEN
SEN
1 UV Lower Trip Point
1 UV Upper Trip Point
1 UV Hysterises
1 HV Upper Trip Point
1 HV Lower Trip Point
1 HV Hysterises
2 Trip Point
3 Trip Point
4 Trip Point
Voltage
Voltage
Voltage
Voltage
SEN
SEN
4)
3)
SYM
V
V
O
O
4
3
V
Css=0.1mF
C
C
C
Rt=Open
T
V
T
V
V
V
V
V
Select <0.8V
Select >2V
Fix=Gnd
Fix=Open
Fix=Gnd
Fix=Open
R
R
V
V
Io=3mA
OCSet=0V, Phase=5V
A
A
DIFF
L
L
L
AUX
AUX
SEN
SEN
SEN
SEN
L
L
SEN
SEN
=258C, Drive4=V
=258C, Drive3=V
=3000pF
=3000pF
=3000pF
=3mA
=5K, Pull-Up to 5V
1 Ramping Down
1 Ramping Up
1 Ramping Up
1 Ramping Down
1 Ramping Up
1 Ramping Down
=10mV
- V
- V
DRIVE
DRIVE
www.irf.com
TEST CONDITION
>0.6V
>0.6V
SEN
SEN
4
3
MIN
50
50
-2
-5
0.90Vs
0.92Vs
0.02Vs
1.10Vs
1.08Vs
0.02Vs
1.17Vs
1.15Vs
1.800
1.800
1.500
1.500
1.100
2.560
0.920
1.320
0.920
1.140
TYP
200
200
217
0.4
4.8
10
70
70
10
20
IRU3021M
MAX UNITS
100
+2
+5
2
2
2
KHz
mV
mV
mA
mA
mA
mA
mA
mA
mA
ns
ns
ns
ns
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
3