IR3801MTRPBF International Rectifier, IR3801MTRPBF Datasheet - Page 5

• Manufacturer Part Number: IR3801MTRPBF
• Description: IC REG SYNC BUCK 7A 5X6 PQFN56
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3801MTRPBF

• 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
• Digital Home Media: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3801MTRPBFTR

11/04/08
Recommended Operating Conditions
Electrical Specifications
Unless otherwise specified, these specification apply over Vin=V
Typical values are specified at T
Power Loss
Power Loss
MOSFET R
Top Switch
Bottom Switch
Reference Voltage
Feedback Voltage
Accuracy
Supply Current
V
V
(Static)
V
(Dynamic)
V
(Dynamic)
Under Voltage Lockout
V
V
V
V
V
V
V
V
V
V
I
T
CC
C
CC
C
Symbol
o
CC
CC
CC
C
C
C
Supply Current
Supply Current
j
in
cc
c
o
-Start-Threshold
-Stop-Threshold
-Hysteresis
-Start-Threshold
-Stop-Threshold
-Hysteresis
Supply Current (Static)
Supply Current
Note1
Parameter
ds(on)
Input Voltage
Supply Voltage
Supply Voltage
Output Voltage
Output Current
Junction Temperature
Definition
V
V
V
V
CC
CC
C
Symbol
C
I
R
R
CC(Dynamic)
I
_UVLO(R)
_UVLO(F)
I
C(Dynamic)
_UVLO(R)
_UVLO(F)
I
CC(Static)
ds(on)_Top
ds(on)_Bot
C(Static)
P
V
loss
FB
a
= 25
o
C.
Vcc=V
I
I
I
0
-40
SS=0V, No Switching
SS=0V, No Switching
SS=3V, V
V
SS=3V, V
V
Supply ramping up
Supply ramping down
Supply ramping up and down
Supply ramping up
Supply ramping down
Supply ramping up and down
o
D
D
o
=7A, L=1.0uH, Note3
=6A, Tj(MOSFET)=25
=6A, Tj(MOSFET)=25
o
o
C<Tj<105
=1.8V, Io=0A
=1.8V, Io=0A
o
C<Tj<105
in
=12V, Vc=24V, V
Test Condition
c
c
=24V, V
=24V, V
o
C
Vin + 5V
o
C,
Min
2.5
4.5
0.6
-40
Note2
0
cc
cc
=V
=V
o
o
C
C
in
in
=12V.
=12V.
o
=1.8V,
cc
=V
c
=12V, 0
Min
0.15
2.85
0.15
Max
-1.5
-2.0
4.0
3.7
3.1
125
21
14
28
12
7
o
IR3801MPbF
C<T
TYP
0.25
10.5
10.5
0.6
4.5
0.2
2.1
10
18
18
j
(Ic)< 105
MAX
13.40
13.40
+1.5
+2.0
3.25
0.25
4.4
4.1
0.3
3.5
13
25
25
7
PD-60354
Units
o
C.
o
V
A
C
Units
mΩ
mA
W
%
%
V
V
5