IRS25411SPBF データシートの表示（PDF） - International Rectifier
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IRS25411SPBF Datasheet PDF : 20 Pages
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Features
• 200 V (IRS25401) and 600 V (IRS25411) half
bridge driver
• Micropower startup (<500 μA)
• ±2% voltage reference
• 140 ns deadtime
• 15.6 V zener clamp on VCC
• Frequency up to 500 kHz
• Auto restart, non-latched shutdown
• PWM dimmable
• Small 8-Lead DIP/8-Lead SOIC packages
Typical Applications
LED drivers for lamp replacement
LED driver back end current regulator
September 8, 2010
Datasheet No – PD97524
IRS254(01,11)
LED BUCK REGULATOR CONTROL IC
Product Summary
Topology
VOFFSET
VOUT
Io+ & I o- (typical)
tON & tOFF (typical)
Deadtime (typical)
Buck
200V,600V
VCC
0.5A/0.7A
50/30nS
140nS
Packages
8-Lead PDIP
IRS254(01,11)PbF
8-LeadSOIC
IRS254(01,11)SPbF
Typical Connection Diagram
VBUS
L2
CBUS2
CBUS1
RS1
RS2
DBOOT
CVCC1
ROV1
DCLAMP CVCC2
DOV
ROV2
CEN
VCC
1
COM
2
IFB
3
ENN
4
IC1
VB
8
HO
7
VS
6
LO
5
RF
RG1
M1
CBOOT
L1
M2
RG2
COUT
COM
EN
CF
DEN1
ROUT
VOUT+
VOUT-
RCS
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© 2010 International Rectifier
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