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| IP1001 Datasheet, PDF (2/18 Pages) International Rectifier – Full Function Synchronous Buck Power Block | |||
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iP1001
All specifications @ 25°C (unless otherwise specified)
Absolute Maximum Ratings
Parameter
VIN to PGND
VDD to PGND
VFS
VF
D0-D4
PGOOD to PGND
ENABLE to PGND
ILIM
FREQ
Output RMS Current
Block Temperature
Symbol
Min
Typ
Max
Units
-0.3
-
16.0
-0.3
-
6.0
-0.3
-
VDD+0.3
-0.3
-
VDD+0.3
-0.3
-
VDD+0.3
V
-0.3
-
6.0
-0.3
-
6.0
-0.3
-
VDD+0.3
-0.3
-
VDD+0.3
-
-
20
A
TBLK
-40
-
125
°C
Conditions
Recommended Operating Conditions
Parameter
Symbol
Min
Typ
Supply Voltage
VDD
4.5
-
Input Voltage Range 1
VIN
3.3
-
Output RMS Current from VSW 4
IoutVSW
-
-
Output Voltage Range 2
VOUT
0.925
-
Max
5.5
12
20
2.0
Units
V
A
V
Conditions
With 4.5V<VDD<5.5V
DAC Setting
see VID code, Table1.
Electrical Specifications @ VDD = 5V & TPCB 0°C - 90°C (Unless otherwise specified)
Parameter
Power Loss
Over Current Shutdown
Soft Start Time
Output Voltage Accuracy
VF Input Resistance
Frequency
VDD Undervoltage Lockout
Output Undervoltage Shutdown
Threshold
Output Undervoltage Protection
Blanking Time
Output Overvoltage Shutdown
Threshold at VF
PGOOD Trip Threshold
PGOOD Leakage Current
PGOOD Output Low Voltage
Logic Input High Voltage
Logic Input Low Voltage
Symbol
PLOSS
FREQ
PGOOD
Min
Typ
Max
-
3.1
3.9
-
25
-
-
1.8
-
-2
-
2
-
181
-
-
200
-
-
300
-
-
4.2
-
-
0.8
-
-
20
-
-
2.25
-
-
VDAC -5%
-
-
1
-
-
-
0.4
2.4
-
-
-
-
0.8
Units
W
A
ms
%
kâ¦
kHz
V
V
Conditions
300kHz, 12VIN, 1.3Vout, 20A
VIN=12V, VOUT=1.3V,
FREQ=300KHz, RLIM=340k
All DAC codes
TBLK = -40°C to 125°C
freq pin connected to VDD
freq pin floating
200mV hysteresis
ms
ENABLE going high on start-up
V
See OVP note in Design
Guidelines
V
At VF
µA
PGOOD output high
Forced to 5.5V
V
Isink = 1mA
V
D0-D4, Enable
V
D0-D4, Enable
2
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