參數(shù)資料
型號： IRS2500SPBF
廠商： International Rectifier
文件頁數(shù)： 7/22頁
文件大小： 419K
描述： IC PFC
產(chǎn)品培訓模塊： IRS2500 PFC Control IC Overview
標準包裝： 95
系列： *
 
IRS2500S
 
 
www.irf.com
?2012 International Rectifier
7
Electrical Characteristics  
V
CC
 = 14 V +/- 0.25 V, C
OUT
=1000 pF, C
VCC
=0.1 糉, T
A
=25 癈 unless otherwise specified.
 
Symbol
Definition
Min     Typ    Max    Units   Test Conditions
Supply Characteristics 
V
CCUV
+
V
CC
 Supply Undervoltage Positive Going
Threshold
11.5    12.5    13.5
 
 
V
CCUV
-
V
CC
 Supply Undervoltage Negative Going
Threshold
9.5     10.5    11.5
 
 
V
UVHYS
 
V
CC
 Supply Undervoltage Lockout
H steresis
1.5
2.0
3.0
 
 
I
QCCUV
   UVLO Mode V
CC
 Quiescent Current
---
30
---
uA     VCC = 8V
I
CC
 
V
CC
 Supply Current
---
2.3
5.0
mA
VBUS=2.5V
PFC off time =
5us
 
V
CLAMP
   V
CC
 
Zener Clamp Voltage
 
---     20.0     ---
V     I
CC
 = 10mA
Error Amplifier Characteristics
 
I
COMP
SOURCE
COMP Pin Error Amplifier Output Current
Sourcin
---
10
---
mA
V
VBUS
= 2.4V
VCOMP=4.0V
ICOMP
SINK
 
COMP Pin Error Amplifier Output Current
Sinkin
---
-23
---
VVBUS = 2.6V
VCOMP=4.0V
V
COMPOH
 
Error Amplifier Output Voltage Swing (high
state
---
6.0
---
V
VBUS=2.0V
ICOMP=-0.5m
V
COMPOL
 
Error Amplifier Output Voltage Swing (low
state
---     0.25     ---
VBUS=3.0V
ICOMP=+0.5m
VCOMPFL
T
Error Amplifier Output Voltage in Fault
Mode
---
0
---
VBUS=3.0V
IVBUS
 
Input bias current
---
---
-1
uA     VBUS=0 to 3V
Gv
Voltage gain
60
80
---
dB     Open loop
GB
Bandwidth
---
1
---     MHz   
Control Characteristics
 
V
VBUS
VBUS Internal Reference Voltage
2.46     2.5     2.54
V
V
COMP
= 4.0V
V
ZX+
     ZX Pin Threshold Voltage (Arm)
---
1.6
---
V
ZX-
 
ZX Pin Threshold Voltage (Trigger)
---
0.7
---
V
ZXclamp
   ZX pin Clamp Voltage (high state)
---
5.2
---
I
ZX
 = 1mA
VDCclamp VDC pin Clamp Voltage
---
5.2
---
IDC = 1mA
t
BLANK
    OC pin current-sensing blank time
---
320
---
ns
VBUS=2.5V
VCOMP=4.0V
t
WD
 
PFC Watch-dog Pulse Interval
---
400
---
us
ZX = 0,V
COMP
 =
4.0V
t
ONMIN
    PFC Minimum ON time
---
0.3
---
us
ZX = 0,V
COMP
 =
0.25V
t
ONMAX
   PFC Maximum ON Time
10
50
---
us
ZX = 0,VCOMP =
6.0V,
VDC = 2V
 
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