IR3856WMTR1PBF International Rectifier, IR3856WMTR1PBF Datasheet - Page 5

• Manufacturer Part Number: IR3856WMTR1PBF
• Description: IC REG SYNC BUCK 6A 17-QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3856WMTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 14.4 V
• Current - Output: 6A
• Frequency - Switching: 225kHz ~ 1.65MHz
• Voltage - Input: 1.5 ~ 16 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 17-PowerVQFN
• Power - Output: 1.3W
• Part Status: Active
• Package: PQFN / 4 x 5
• Circuit: Single Output
• Iout (a): 6
• Switch Freq (khz): 0 - 750
• 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 + OVD
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3856WMTR1PBFTR

Electrical Specifications
Unless otherwise specified, these specification apply over 4.5V< PVcc=V
0
Recommended Operating Conditions
Power Loss
Power Loss
MOSFET R
Top Switch
Bottom Switch
Reference Voltage
Feedback Voltage
Accuracy
Supply Current
V
V
PV
PV
V
P 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
C<T
CC
CC
CC
cc
j
in
o
Supply Current (Dyn)
Rev 8.0
Symbol
-Start-Threshold
-Stop-Threshold
Supply Current (Standby)
Supply Current (Dyn)
cc
Supply Current (Standby)
, V
j
< 125
Parameter
cc
ds(on)
o
C. Typical values are specified at T
Input Voltage
Supply Voltage
Supply Voltage
Output Voltage
Output Current
Switching Frequency
Junction Temperature
Definition
V
V
Enable_UVLO_Start
Enable_UVLO_Stop
Ien
CC
CC
_UVLO_Start
_UVLO_Stop
I
Symbol
R
I
R
PCC(Standby)
CC(Standby)
I
I
ds(on)_Top
PCC(Dyn)
ds(on)_Bot
CC(Dyn)
P
V
loss
FB
Vcc=5V, V
Fs=600kHz, L=0.82uH, Note4
V
V
0
-40
SS=0V, No Switching, Enable low
SS=3V, Vcc=5V, Fs=500kHz
Enable high
SS=0V, No Switching, Enable low
SS=3V, PVcc=5V, Fs=500kHz
Enable high
Vcc Rising Trip Level
Vcc Falling Trip Level
Supply ramping up
Supply ramping down
Enable=3.3V
Boot
cc
o
C<Tj<125
=5V, I
o
C<Tj<125
-V
sw
a
D
=5V, I
=6A, Tj=
= 25
Test Condition
in
=12V, V
o
C
D
o
C,
=6A, Tj=
Min
225
o
-40
1.5
4.5
4.5
0.7
25
C.
0
Note3
o
o
C
=1.8V, I
25
o
C
o
=6A,
cc
0.9*Vin
Min
+2.0
3.95
3.65
1.14
-1.0
1650
0.9
Max
<5.5V, V
125
5.5
5.5
16
6
IR3856WMPbF
TYP
22.6
14.3
4.15
3.85
1.3
0.7
1.2
1.0
in
3
7
=12V
MAX
29.0
+1.0
+2.0
4.35
4.05
1.36
1.06
500
19
15
6
Units
PD-97506
kHz
o
V
A
C
Units
mΩ
mA
mA
μA
μA
μA
W
%
V
V
5