IR3831WMTR1PBF International Rectifier, IR3831WMTR1PBF Datasheet - Page 5

• Manufacturer Part Number: IR3831WMTR1PBF
• Description: IC REG SYNC BUCK 8A 15-QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r

Specifications of IR3831WMTR1PBF

• Applications: Converter, DDR
• Voltage - Input: 1.5 ~ 16 V
• Number Of Outputs: 1
• Voltage - Output: 0.6 ~ 14.4 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 15-PowerVQFN
• Part Status: Preferred
• Package: PQFN / 5 x 6
• Circuit: Single Output
• Iout (a): 8
• 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 + OVD + DDR Tracking
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3831WMTR1PBFTR

Electrical Specifications
Unless otherwise specified, these specification apply over 4.5V< V
0
Recommended Operating Conditions
Power Loss
Power Loss
MOSFET R
Top Switch
Bottom Switch
Supply Current
V
V
V
V
Boot to SW
V
I
Fs
T
Under Voltage Lockout
V
V
Enable-Start-Threshold
Enable-Stop-Threshold
Enable leakage current
o
CC
cc
o
CC
CC
C<T
j
in
cc
o
Rev 14.0
Supply Current (Dyn)
Symbol
-Start-Threshold
-Stop-Threshold
Supply Current (Standby)
j
Parameter
< 125
ds(on)
o
C. Typical values are specified at T
Input Voltage
Supply Voltage
Supply Voltage
Output Voltage
Output Current
Switching Frequency
Junction Temperature
V
V
Enable_UVLO_Start
Enable_UVLO_Stop
Ien
Definition
CC
CC
_UVLO_Start
_UVLO_Stop
Symbol
R
R
I
CC(Standby)
ds(on)_Top
I
ds(on)_Bot
CC(Dyn)
P
loss
Vcc=5V, V
Fs=400kHz, L=0.6uH, Note4
V
V
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
Supply ramping down
Enable=3.3V
Boot
cc
=5V, I
-V
sw
D
a
=5V, I
=10A, Tj=
Test Condition
= 25
in
=12V, V
D
=10A, Tj=
o
Min
225
-40
1.0
4.5
4.5
0.6
25
C.
0
o
o
=0.75V, I
C
25
o
C
o
=8A,
cc
<5.5V, Vp=0.6V, V
0.90*Vin
Min
3.95
3.65
1.14
0.9
Max
1650
125
IR3831WMPbF
5.5
5.5
16
8
TYP
1.28
17.8
4.15
3.85
8.5
1.2
1.0
12
in
=12V,
MAX
26.5
10.7
4.35
4.05
1.36
1.06
500
15
Units
kHz
o
V
A
C
Units
mΩ
mA
μA
μA
W
V
5