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IP1201PBF Datasheet(PDF) 3 Page - International Rectifier

Part # IP1201PBF
Description  Dual Output Full Function 2 Phase Synchronous Buck Power Block Integrated Power Semiconductors, PWM Control & Passives
PDF  29 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IP1201PBF Datasheet(HTML) 3 Page - International Rectifier

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iP1201PbF
Electrical Specifications (continued)
Note 1: Guaranteed to meet specifications from T
BLK = 0°C to 90°C. Specifications outside of this temperature range are
guaranteed by design, and not production tested.
Parameter
Symbol
Min
Typ
Max
Units
Conditions
170
-
230
kHz
RT = 48.7kΩ
( See Fig.11 for
Frequency
fSW
255
-
345
kHz
RT = 30.9kΩ
RT selection )
340
-
460
kHz
RT = 21.5kΩ
Oscillator Ramp Voltage
Vramp
-1.25
-
V
Sync Frequency Range
fSYNC
480
-
800
kHz
Free running frequency
set 20% below sync frequency
Sync Pulse Duration
tSYNC
-
200
-
ns
Sync, Hiccup High Level
Threshold Voltage
2-
-
V
Sync, Hiccup Low Level
Threshold Voltage
--
0.8
V
VIN Quiescent Current
IIN_Leakage
-1.0
-
mA
VIN = 5V, ENABLE high
Thermal Shutdown
Tempshdn
-
140
-
°C
Max Duty Cycle
DMAX
90
-
-
%
fSW= 200kHz
Enable Input Logic High
VEN-Hi
2-
-
V
VIN = VMIN to VMAX
Enable Input Logic Low
VEN-Lo
--
0.4
V
VIN = VMIN to VMAX
VIN Undervoltage Lockout
Threshold Voltage
VIN_UVLO
-2.7
-
V
VIN = 5V, ENABLE Pulled Low
Output Disable Soft Start Low
Threshold Voltage
VSS_Dis
-
-
0.25
V
SS1 / SS2 Pins Pulled Low



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