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IP1001 数据表(PDF) 2 Page - International Rectifier

部件名 IP1001
功能描述  Full Function Synchronous Buck Power Block
PDF  18 Pages
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制造商  IRF [International Rectifier]
网页  http://www.irf.com
标志 IRF - International Rectifier

IP1001 数据表(HTML) 2 Page - International Rectifier

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2
iP1001
Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Specifications @ V
DD = 5V & TPCB 0°C - 90°C (Unless otherwise specified)
All specifications @ 25°C (unless otherwise specified)
Parameter
Symbol
Min
Typ
Max
Units
Conditions
VIN to PGND
-0.3
-
16.0
VDD to PGND
-0.3
-
6.0
VFS
-0.3
-
VDD+0.3
VF
-0.3
-
VDD+0.3
D0-D4
-0.3
-
VDD+0.3
PGOOD to PGND
-0.3
-
6.0
ENABLE to PGND
-0.3
-
6.0
ILIM
-0.3
-
VDD+0.3
FREQ
-0.3
-
VDD+0.3
Output RMS Current
-
-
20
A
Block Temperature
TBLK
-40
-
125
°C
V
Parameter
Symbol
Min
Typ
Max
Units
Conditions
Supply Voltage
VDD
4.5
-
5.5
Input Voltage Range 1
VIN
3.3
-
12
With 4.5V<VDD<5.5V
Output RMS Current from VSW 4
IoutVSW
--
20
A
Output Voltage Range 2
VOUT
0.925
-
2.0
V
DAC Setting
see VID code, Table1.
V
Parameter
Symbol
Min
Typ
Max
Units
Conditions
Power Loss
PLOSS
-3.1
3.9
W
300kHz, 12VIN, 1.3Vout, 20A
Over Current Shutdown
-
25
-
A
VIN=12V, VOUT=1.3V,
FREQ=300KHz, RLIM=340k
Soft Start Time
-1.8
-
ms
Output Voltage Accuracy
-2
-
2
%
All DAC codes
TBLK = -40°C to 125°C
VF Input Resistance
-181
-
k
Ω
-200
-
freq pin connected to VDD
-300
-
freq pin floating
VDD Undervoltage Lockout
-4.2
-
V
200mV hysteresis
Output Undervoltage Shutdown
Threshold
-0.8
-
V
Output Undervoltage Protection
Blanking Time
-20
-
ms
ENABLE going high on start-up
Output Overvoltage Shutdown
Threshold at VF
-2.25
-
V
See OVP note in Design
Guidelines
PGOOD Trip Threshold
PGOOD
-
VDAC -5%
-V
At VF
PGOOD Leakage Current
-
1
-
µA
PGOOD output high
Forced to 5.5V
PGOOD Output Low Voltage
-
-
0.4
V
Isink = 1mA
Logic Input High Voltage
2.4
-
-
V
D0-D4, Enable
Logic Input Low Voltage
-
-
0.8
V
D0-D4, Enable
FREQ
Frequency
kHz



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