參數(shù)資料
型號(hào): IR21571S
廠商: International Rectifier
英文描述: FULLY INTEGRATED BALLAST CONTROL IC
中文描述: 完全集成的鎮(zhèn)流器控制IC
文件頁數(shù): 7/17頁
文件大?。?/td> 234K
代理商: IR21571S
IR21571
(S)
www.irf.com
7
UVLO Mode
1
/
2
-Bridge Off
I
QCC
150
μ
A
Oscillator Off
PREHEAT Mode
1
/
-Bridge @ f
CPH Charging @ I
RPH = 0V
RUN = Open Circuit
CS Disabled
PH
PH
= 1
μ
A
IGNITION RAMP Mode
f
ramps to f
CPH Charging @ I
RPH = Open Circuit
RUN = Open Circuit
CS+ Threshold Enabled
MIN
= 1
μ
A
RUN Mode
f
Ramps to f
CPH Charges to 7.6V Clamp
RPH = Open Circuit
RUN = 0V
CS- Threshold Enabled
VCC > 11.4V
(UV+)
and
VDC > 5.1V
(Bus OK)
and
SD < 1.7V
(Lamp OK)
and
T
J
< 160C
(T
jmax
)
CPH > 4.0V
(End of PREHEAT Mode)
CPH > 5.1V
(End of IGNITION RAMP)
VCC < 9.5V
(VCC Fault or Power Down)
or
VDC < 3.0V
(dc Bus/ac Line Fault or Power Down)
or
SD > 2.0V
(Lamp Fault or Lamp Removal)
Power Turned On
FAULT Mode
Fault Latch Set
1
/
2
-Bridge Off
I
QCC
150
μ
A
VCC = 15.6V
Oscillator Off
T
> 160C
(Over-Temperature)
CS > CS+ Threshold
(Failure to Strike Lamp
or Hard Switching)
or
T
> 160C
(Over-Temperature)
CS > CS+ Threshold
(Over-Current or Hard Switching)
or
CS < 0.2V
(No-Load or Below Resonance)
or
T
> 160C
(Over-Temperature)
SD > 2.0V
(Lamp Removal)
or
VCC < 9.5V
(Power Turned Off)
IR21571 State Diagram
相關(guān)PDF資料
PDF描述
IR21571 FULLY INTEGRATED BALLAST CONTROL IC
IR21593 DIMMING BALLAST CONTROL IC
IR21593S DIMMING BALLAST CONTROL IC
IR21592 DIMMING BALLAST CONTROL IC
IR21592S DIMMING BALLAST CONTROL IC
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