ir3832wm International Rectifier Corp., ir3832wm Datasheet - Page 5

• Manufacturer Part Number: ir3832wm
• Description: Highly Efficient Integrated Synchronous Buck Regulator For Ddr Applications Supirbuck
• Manufacturer: International Rectifier Corp.

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
C<T
CC
CC
j
in
cc
o
Rev 3.0
Symbol
Supply Current (Dyn)
-Start-Threshold
-Stop-Threshold
Supply Current (Standby)
j
< 125
Parameter
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
Symbol
R
I
R
CC(Standby)
I
ds(on)_Top
ds(on)_Bot
CC(Dyn)
P
loss
Vcc=5V, V
Fs=400kHz, L=1.5uH, 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
a
D
=5V, I
=10A, Tj=
= 25
Test Condition
in
=12V, V
D
=10A, Tj=
o
Min
225
-40
1.5
4.5
4.5
0.6
C.
25
0
o
o
=0.75V, I
C
25
o
C
o
=4A,
cc
<5.5V, Vp=0.6V, V
0.90*Vin
Min
3.95
3.65
1.14
0.9
Max
1650
125
IR3832WMPbF
5.5
5.5
16
4
TYP
0.51
22.6
15.1
4.15
3.85
1.2
1.0
10
in
=12V,
MAX
4.35
4.05
1.36
1.06
500
29
20
15
PD-97508
Units
kHz
o
V
A
C
Units
mΩ
mA
μA
μA
W
V
5