IR3821MTRPBF International Rectifier, IR3821MTRPBF Datasheet - Page 6
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IR3821MTRPBF
Manufacturer Part Number
IR3821MTRPBF
Description
IC REG SYNC BUCK 7A 5X6 15QFN
Manufacturer
International Rectifier
Series
SupIRBuck™r
Type
Step-Down (Buck)r
Datasheet
1.IR3821MTRPBF.pdf
(21 pages)
Specifications of IR3821MTRPBF
Internal Switch(s)
Yes
Synchronous Rectifier
Yes
Number Of Outputs
1
Voltage - Output
0.6 ~ 12 V
Current - Output
7A
Frequency - Switching
600kHz
Voltage - Input
2.5 ~ 21 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
15-PowerVQFN
Power - Output
2.1W
Part Status
Active
Package
PQFN / 5 x 6
Circuit
Single Output
Iout (a)
7
Switch Freq (khz)
600
Input Range (v)
2.5 - 21
Output Range (v)
0.6 - 12
Ocp Otp Uvlo Pre-bias Soft Start And
PGOOD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
IR3821MTRPBFTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IR3821MTRPBF
Manufacturer:
SEIKOEPSON
Quantity:
2 611
11/04/08
Note1: Continuous output current determined by input and output voltage setting and the thermal environment.
Note2: Cold temperature performance is guaranteed via correlation using statistical quality control. Not tested in production.
Note3: Guaranteed by Design but not tested in production.
Parameter
Oscillator
Error Amplifier
Source/Sink Current
Power Good
Vsns Low Trip Point
Hysteresis
PGood Output Low
Voltage
Input Bias Current
Over Current Protection
OCSET Current
Hiccup Current
Hiccup Duty Cycle
Thermal Shutdown
Thermal Shutdown
Threshold
Thermal Shutdown
Hysteresis
Frequency
Ramp Amplitude
Min Pulse Width
Max Duty Cycle
Input Bias Current
Input Bias Current
Transconductance
Soft Start/SD
Soft Start Current
Shutdown Output
Threshold
I(source/Sink)
Hiccup(duty)
PGood(Hys)
PG(voltage)
Vsns(trip)
D
SYM
I
I
V
D
Isns
OCSET
Hiccup
min(ctrl)
I
I
SD
F
I
FB1
FB2
gm
ramp
SS
max
S
Note3
Note3
SS=3V
SS=0V
SS=0V
Vsns Ramping Down
I
Note3
I
Note3
Note3
Fb=0V
PGood
Hiccup
=4mA
/ I
Test Condition
SS
,
Note3
Min
0.35
1000
540
75
20
50
15
15
15
0
TYP
1.25
0.38
27.5
0.25
600
-0.1
1300
140
0.3
80
35
70
20
20
15
20
3
IR3821MPbF
MAX
660
-0.5
1600
0.25
0.41
0.5
50
90
28
40
26
1
PD-60331
Units
μmho
kHz
mV
μA
μA
μA
μA
ns
o
%
%
V
V
V
V
C
6