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IRS2505LTRPBF Datasheet(PDF) 6 Page - International Rectifier

Part # IRS2505LTRPBF
Description  SOT-23 Boost PFC Control IC
Download  11 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IRS2505LTRPBF Datasheet(HTML) 6 Page - International Rectifier

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IRS2505LPBF
Electrical Characteristics
VCC=14V, CVCC=0.1uF, CCMP=0.68uF, CPFC=1nF, CVBUS=10nF, and Ta=25°C unless otherwise specified.
Symbol
Definition
Min
Typ
Max
Units
Test Conditions
Supply Characteristics
VCLAMP
VCC clamp voltage
19.8
20.8
21.8
V
ICC = 19 mA
VCCUV+
Rising VCC under-voltage lock-out
threshold
10.0
11.1
12.0
N/A
VCCUV-
Falling VCC under-voltage lock-out
threshold
7.0
7.9
9.0
VCCUVHYS
VCC UVLO hysteresis
---
3.2
---
IQCCUV
Micro-power start-up VCC supply
current
---
---
60.0
µA
VCC = VCCUV+
- 500mV rising
ICC50kHz
VCC current @ 50kHz
---
2.5
---
mA
MOSFET = IRF840A
PFC Characteristics
VBUSREG
VBUS Pin Regulation Voltage
4.02
4.1
4.18
V
VBUSOV+
VBUS Pin OVP Threshold
---
4.47
---
VBUSOV-
VBUS Pin OVP Fault Reset
Threshold
---
4.26
---
VBUSOC+
VBUS Pin Over-Current Threshold
---
0.56
---
VBUS = 3V
tWD
Watch Dog Timer Pulse Interval
---
125
---
ICMP+
CMP Pin OTA IO+
---
30
---
µA
VBUS=3.5V,VCMP=0V
ICMP-
CMP Pin OTA IO-
---
-30
---
VBUS=4.5V,VCMP=5V
VCMPOH
OTA Output Voltage Swing (high
state)
9.9
10.2
11.5
V
VBUS=3.5V
VCMPOL
OTA Output Voltage Swing (low state)
---
0
---
VBUS=4.5V
VCMPFLT
OTA Output Voltage in Fault Mode
---
0
---
VZCMP
CMP Pin Clamp Voltage
9.9
10.2
11.5
VBUS=3.5V
Gate Driver Output Characteristics (PFC)
VPFCON
Gate High Voltage
---
VCC
---
V
VPFCOFF
Gate Low Voltage
---
0.59
---
tf
Output fall time
---
20
---
nsec
Falling, 80% to 20%
IO-
Output sink current
---
450
---
mA
5
www.irf.com
© 2013 International Rectifier
July 22, 2013


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