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ECJ-1VB1E223K Datasheet(PDF) 5 Page - International Rectifier

Part # ECJ-1VB1E223K
Description  HIGHLY EFFICIENT INTEGRATED SYNCHRONOUS BUCK REGULATOR FOR DDR APPLICATIONS
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

ECJ-1VB1E223K Datasheet(HTML) 5 Page - International Rectifier

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Rev 6.0
5
PD-97508
IR3832WMPbF
Recommended Operating Conditions
Parameter
Symbol
Test Condition
Min
TYP
MAX
Units
Power Loss
Power Loss
Ploss
Vcc=5V, Vin=12V, Vo=0.75V, Io=4A,
Fs=400kHz, L=1.5uH, Note4
0.51
W
MOSFET Rds(on)
Top Switch
Rds(on)_Top
VBoot -Vsw =5V, ID=10A, Tj=25
oC
22.6
29
Bottom Switch
Rds(on)_Bot
Vcc=5V, ID=10A, Tj=25
oC
15.1
20
m
Ω
Supply Current
VCC Supply Current (Standby)
ICC(Standby)
SS=0V, No Switching, Enable low
500
μA
Vcc Supply Current (Dyn)
ICC(Dyn)
SS=3V, Vcc=5V, Fs=500kHz
Enable high
10
mA
Under Voltage Lockout
VCC-Start-Threshold
VCC_UVLO_Start
Vcc Rising Trip Level
3.95
4.15
4.35
VCC-Stop-Threshold
VCC_UVLO_Stop
Vcc Falling Trip Level
3.65
3.85
4.05
Enable-Start-Threshold
Enable_UVLO_Start
Supply ramping up
1.14
1.2
1.36
Enable-Stop-Threshold
Enable_UVLO_Stop
Supply ramping down
0.9
1.0
1.06
V
Enable leakage current
Ien
Enable=3.3V
15
μA
Electrical Specifications
Unless otherwise specified, these specification apply over 4.5V< V
cc<5.5V, Vp=0.6V, Vin=12V,
0oC<T
j< 125
oC. Typical values are specified at T
a = 25
oC.
Symbol
Definition
Min
Max
Units
Vin
Input Voltage
1.0
16
Vcc
Supply Voltage
4.5
5.5
Boot to SW
Supply Voltage
4.5
5.5
Vo
Output Voltage
0.6
0.90*Vin
V
Io
Output Current
0
4
A
Fs
Switching Frequency
225
1650
kHz
Tj
Junction Temperature
-40
125
oC


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