IRS2158DSTRPBF International Rectifier, IRS2158DSTRPBF Datasheet - Page 13

• Manufacturer Part Number: IRS2158DSTRPBF
• Description: IC BALLAST CTRL 600V 16-SOIC
• Manufacturer: International Rectifier
• Type: Fluorescent Lamp Driverr

Specifications of IRS2158DSTRPBF

• Frequency: 42.5 ~ 48.5 kHz
• Current - Supply: 3.5mA
• Current - Output: 260mA
• Voltage - Supply: 11.5 V ~ 15.6 V
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 16-SOIC (3.9mm Width)
• For Use With: IRPLDIM3 - KIT DES FLUOR BALLAST IRS2158D
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

www.irf.com
State Diagram
VCO = 0V (Oscillator Off )
FAULT Mode
I
Fault Latch Set
QCCFLT
1
VFMIN = 0V
/
2
CPH = 0V
-Bridge Off
~ 350uA
SD/EOL > 5.0V (VSDTH+)
(Lamp Removal )
VCC < 10.5V (VCCUV-)
(Power Turned Off )
CS > 1.2V (VCSTH+) for 60 events
SD/EOL < 1.0V (VEOLTH-)
For 60 LO Cycles
SD/EOL > 3.0V (VEOLTH+)
For 60 LO Cycles
VCO discharged
or
or
or
CS Regulation
slightly with
current sink
CS > 1.2V (VCSTH+)
CS > 1.2V for
60 events
CS<1.2V
CS>1.2V
CPH Charging through RCPH
CPH charging through RCPH
CPH charging through RCPH
Regulated ignition frequency
VCO charging through RPH
Power Turned On
1/2-Bridge Oscillating@f
VCO charging through RPH
1
CS Fault Counter Enabled
CS Fault Counter Enabled
PREHEAT Mode
VCO = 0V (Oscillator Off )
PRE-RUN Mode
EOL Thresholds Enabled
/
IGNITION Mode
EOL Shutdown Disabled
EOL Shutdown Disabled
frequency ramps to f
2
CS Shutdown Disabled
CS One Fault Enabled
-Bridge oscillating@ f
CPH discharged
UVLO Mode
RUN Mode
I
RPH // RFMIN
QCCUV
1
/
2
VCO = 0V
VCO = 5V
CPH = 0V
-Bridge Off
~ 250uA
CPH > (1/2)*VCC
(End of IGNITION Mode )
CPH > (2/3)*VCC
(End of PRE -RUN Mode)
VCC > 12.5V (VCCUV+)
VDC+ > 5.0V
SD/EOL<3.0V (VSDTH-)
CPH > (2/3)*VCC
(End of PREHEAT Mode )
CPH < (1/3)*VCC
(Start of IGNITION Mode )
13
and
and
R UN
RUN
PH
SD/EOL>5.0V (VSDTH+)
SD/EOL>5.0V (VSDTH+)
© 2009 International Rectifier
IRS2158D(S)
VCC < 10.5V (VCCUV-)
(VCC Fault or Power Down )
VDC- < 3.0V
or