參數(shù)資料
型號(hào): IR2167S
廠商: International Rectifier
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: PFC Ballast Control. Thermal Overload Protection. Brown Out Protection. Programmable Preheat and Frequency. Programmable Deadtime in a 20 Lead SOIC package
中文描述: PFC的鎮(zhèn)流器控制。熱過載保護(hù)。欠壓保護(hù)。可編程預(yù)熱和頻率??删幊趟绤^(qū)時(shí)間在20引腳SOIC封裝
文件頁數(shù): 7/30頁
文件大?。?/td> 937K
代理商: IR2167S
IR2167(
S
)
www.irf.com
7
State Diagram
IGNITION RAMP Mode
f
ramps to f
MIN
CPH Charging @ I
= 1
μ
A
RPH = Open Circuit
RUN = Open Circuit
CS OC Threshold Enabled
RUN Mode
f
Ramps to f
CPH Charges to 10V Clamp
RPH = Open Circuit
RUN = 0V
CS 0.2V Threshold Enabled
SD 1.0V and 3.0V Thresholds Enabled
VCC > 11.4V
(UV+)
and
VDC > 5.1V
(Bus OK)
and
SD < 4.9V
(Lamp OK)
and
T
J
< 160C
(T
jmax
)
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 > 5.1V
(Lamp Fault or Lamp Removal)
Power Turned On
FAULT Mode
Fault Latch Set
1
/
2
-Bridge Off
PFC Off
COMP=0V
I
QCC
150
μ
A
VCC = 15.6V
T
> 160C
(Over-Temperature)
CS > OC Threshold
(Failure to Strike Lamp
or Hard Switching)
or
T
> 160C
(Over-Temperature)
CS > OC Threshold
(Over-Current or Hard Switching)
or
CS < 0.2V
(No-Load or Below Resonance)
or
T
> 160C
(Over-Temperature)
or
SD < 1V or SD > 3V
(End-of-Life)
SD > 5.1V
(Lamp Removal)
or
VCC < 9.5V
(Power Turned Off)
UVLO Mode
1/2-Bridge Off
PFC Off
COMP=0V
I
QCC
150
μ
A
CPH > 4.0V
(End of PREHEAT Mode)
PREHEAT Mode
1
/
-Bridge @ f
PH
PFC Enabled
CPH Charging @ I
PH
= 3
μ
A
RPH = 0V
RUN = Open Circuit
CS Disabled
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