IR3840MTR1PBF International Rectifier, IR3840MTR1PBF Datasheet - Page 5

• Manufacturer Part Number: IR3840MTR1PBF
• Description: IC REG SYNC SUPIRBUCK 12A 5X6QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3840MTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 14.4 V
• Current - Output: 12A
• Frequency - Switching: 250kHz ~ 1.5MHz
• Voltage - Input: 1.5 ~ 16 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 15-PowerVQFN
• Power - Output: 2.6W
• Part Status: Active
• Package: PQFN / 5 x 6
• Circuit: Single Output
• Iout (a): 12
• Switch Freq (khz): 250 - 1500
• Input Range (v): 1.5 - 16
• Output Range (v): 0.7 - 0.9*Vin
• Ocp Otp Uvlo Pre-bias Soft Start And: PGOOD + EN + SEQ
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3840MTR1PBFTR

Electrical Specifications
Unless otherwise specified, these specification apply over 4.5V< V
Typical values are specified at T
Recommended Operating Conditions
V
V
Boot to SW
V
I
Fs
T
o
j
in
cc
o
06/18/09
Power Loss
Power Loss
MOSFET R
Top Switch
Bottom Switch
Reference Voltage
Feedback Voltage
Accuracy
Supply Current
V
V
Symbol
Under Voltage Lockout
V
V
V
Enable-Start-Threshold
Enable-Stop-Threshold
Enable-Hysteresis
Enable leakage current
cc
cc
cc
cc
cc
Supply Current (Dyn)
-Start-Threshold
-Stop-Threshold
-Hysteresis
Supply Current (Standby)
Parameter
ds(on)
Input Voltage
Supply Voltage
Supply Voltage
Output Voltage
Output Current
Switching Frequency
Junction Temperature
Definition
V
V
Vcc-Hys
Enable_UVLO_Start
Enable_UVLO_Stop
Enable_Hys
Ien
CC
CC
_UVLO_Start
_UVLO_Stop
Symbol
R
R
I
CC(Standby)
I
a
ds(on)_Top
ds(on)_Bot
CC(Dyn)
P
V
= 25
loss
FB
o
C.
Vcc=5V, V
Fs=600kHz, L=0.6uH, Note4
V
V
0
-40
SS=0V, No Switching, Enable low
SS=3V, Vcc=5V, Fs=500kHz
Enable high
Vcc Rising Trip Level
Vcc Falling Trip Level
Supply ramping up and down
Supply ramping up
Supply ramping down
Supply ramping up and down
Enable=3.3V
Boot
cc
o
C<Tj<125
=5V, I
o
C<Tj<125
-V
sw
D
=5V, I
=14A, Tj=25
Test Condition
in
=12V, V
o
C
D
o
=14A, Tj=25
C,
Min
225
-40
1.5
4.5
4.5
0.7
0
Note3
o
0
=1.8V, I
C
0
C
o
=12A,
cc
<5.5V, V
0.9*Vin
Min
4.06
3.76
0.25
1.14
0.16
-1.0
-2.0
0.9
Max
1650
125
5.5
5.5
16
12
in
=12V, 0
IR3840MPbF
TYP
4.26
3.96
2.6
8.3
5.9
0.7
0.3
1.2
1.0
0.2
15
o
C<T
MAX
12.0
+1.0
+2.0
4.46
4.16
0.38
1.36
1.06
0.25
500
j
8.0
< 125
18
Units
kHz
o
V
A
C
o
C.
Units
mΩ
mA
uA
uA
W
%
V
V
5