IR2520DSPBF International Rectifier, IR2520DSPBF Datasheet - Page 6

• Manufacturer Part Number: IR2520DSPBF
• Description: IC BALLAST CONTROL ADAPT 8SOIC
• Manufacturer: International Rectifier
• Type: Ballast Controllerr

Specifications of IR2520DSPBF

• Frequency: 34 ~ 86 kHz
• Current - Supply: 10mA
• Current - Output: 230mA
• Voltage - Supply: 12.6 V ~ 15.4 V
• Operating Temperature: -25°C ~ 125°C
• Package / Case: 8-SOIC (3.9mm Width)
• Device Type: MOSFET
• Module Configuration: Half Bridge
• Peak Output Current: 230mA
• Supply Voltage Range: 11.4V To 13.8V
• Driver Case Style: DIP
• No. Of Pins: 8
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *IR2520DSPBF

IR2520D(S)& (PbF)
State Diagram
6
Crest Factor > 5.0
V
VCO
(V
(CSCF)
VCOSD
or
< 0.82V
)
I
QCCFLT
1
FAULT
/
V
2
V
Mode
-Bridge Off
FMIN
VCO
≅
100
= 0V
= 0V
VCC < 10V
µA
(VCCUV-)
If non-ZVS detected then V
and frequency increases to maintain ZVS
Frequency Sweep Mode
VCO ramps up, frequency ramps down
V
All values are typical
VCO
VCCUV Mode
Power Turned
Crest Factor Disabled
Crest Factor Enabled
= 6.0V, Frequency = fmin
RUN Mode
I
1
ZVS Enabled
QCC
V
/
V
ZVS Disabled
2
V
FMIN
-Bridge Off
FMIN
VCO
On
≅ 45
= 0V
= 0V
= 5.1V
VCC > 12.6V
(V
µA
V
(VCCUV+)
VCO
VCO
VCO
_RUN)
>4.8V
decreases
www.irf.com
VCC < 10V
(VCCUV-)