Quasi Resonant CoolSET™ Power ICs

Infineon Quasi-Resonant CoolSET™ Power ICs are optimized for off-line switch power supplies in cascode configurations. These Infineon ICs are housed in single packages with two separate chips: one is a controller chip and the other is an HV MOSFET chip. The ICs can achieve lower EMI and higher efficiency with improved digital frequency reduction through the proprietary novel Quasi-Resonant operation. The enhanced Active Burst Mode enables flexibility in standby power range selection. The product has a wide operation range (10.0V to 25.5V) of IC power supply and lower power consumption.

Results: 18
Select Image Part # Mfr. Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Mounting Style Package / Case Output Voltage Output Power Supply Voltage - Min Supply Voltage - Max Topology Technology Switching Frequency Duty Cycle - Max Operating Supply Current Minimum Operating Temperature Maximum Operating Temperature Output Current Series Packaging
Infineon Technologies AC/DC Converters PWM Controller 650V 2.5A 2,975In Stock
$4.19
$3.12
$2.85
$2.56
Min.: 1
Mult.: 1
Through Hole PDIP-7 650 V 79 W 10.5 V 24 V Flyback Si 39 kHz to 65 kHz 50 % 1.5 mA - 25 C + 125 C 2.5 A QR CoolSET Tube
Infineon Technologies AC/DC Converters SMPS QUASI-RESONANT PWM CTRLR 800V 8,020In Stock
Cut Tape
$3.02
$2.28
$2.09
$1.87
Reel
$1.54
Min.: 1
Mult.: 1
: 2,500
SOIC-12 Si QR CoolSET Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters SMPS QUASI-RESONANT PWM CTRLR 800V 4,589In Stock
Cut Tape
$3.24
$2.39
$2.17
$1.94
Reel
$1.66
Min.: 1
Mult.: 1
: 2,500
SMD/SMT SO-12 Si 52 kHz 1.5 mA - 40 C + 150 C QR CoolSET Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters COOLSET 3,583In Stock
Cut Tape
$2.26
$1.66
$1.50
$1.32
Reel
$1.11
Min.: 1
Mult.: 1
: 2,500
Si Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters COOLSET 1,439In Stock
$3.34
$2.76
$2.55
$2.46
Min.: 1
Mult.: 1
Si QR CoolSET Tube
Infineon Technologies AC/DC Converters .DP LITE COOLSET 2,053In Stock
Cut Tape
$4.12
$3.17
$2.92
$2.72
Reel
$2.32
Min.: 1
Mult.: 1
: 2,500
SMD/SMT DSO-12 800 V 77 W 10 V 25.5 V Flyback Si 20 kHz 900 uA - 40 C + 150 C 1.8 A QR CoolSET Reel, Cut Tape
Infineon Technologies AC/DC Converters PWM Controller 650V 1.5A 2,233In Stock
Cut Tape
$3.47
$2.58
$2.35
$2.10
Reel
$1.79
Min.: 1
Mult.: 1
: 2,500
SMD/SMT SO-12 650 V 49 W 10.5 V 24 V Flyback Si 65 kHz 50 % 1.5 mA - 40 C + 125 C 1.5 A QR CoolSET Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters PWM Controller 650V 1,896In Stock
Cut Tape
$4.26
$3.20
$2.92
$2.62
Reel
$2.19
Min.: 1
Mult.: 1
: 2,500
SMD/SMT DSO-16 650 V 79 W 10.5 V 24 V Flyback Si 39 kHz to 65 kHz 50 % 1.5 mA - 40 C + 125 C 2.5 A QR CoolSET Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters PWM Controller 650V 1.5A 1,289In Stock
$3.34
$2.48
$2.26
$2.02
Min.: 1
Mult.: 1
Through Hole PDIP-7 650 V 54.8 W 10.5 V 24 V Flyback Si 65 kHz 50 % 1.5 mA - 25 C + 125 C 1.5 A QR CoolSET Tube
Infineon Technologies AC/DC Converters .DP LITE COOLSET 1,700In Stock
Cut Tape
$3.40
$2.52
$2.30
$2.06
Reel
$1.74
Min.: 1
Mult.: 1
: 2,500
SMD/SMT DSO-12 800 V 50 W 10 V 25.5 V Flyback Si 20 kHz 900 uA - 40 C + 150 C 600 mA QR CoolSET Reel, Cut Tape
Infineon Technologies AC/DC Converters PWM Controller 650V 2.5A 679In Stock
$4.15
$3.10
$2.68
$2.55
Min.: 1
Mult.: 1
DIP-7 Si QR CoolSET Tube
Infineon Technologies AC/DC Converters COOLSET 720In Stock
Cut Tape
$4.41
$3.31
$3.02
$2.72
Reel
$2.32
Min.: 1
Mult.: 1
: 2,500
Si Reel, Cut Tape
Infineon Technologies AC/DC Converters COOLSET 2,665In Stock
Cut Tape
$3.04
$2.25
$2.06
$1.83
Reel
$1.60
Min.: 1
Mult.: 1
: 2,500
Si Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters COOLSET 2,474In Stock
Cut Tape
$1.74
$1.27
$1.15
$1.03
Reel
$0.886
Min.: 1
Mult.: 1
: 2,500
SMD/SMT DSO-8 10 V 109 W 10 V 25.5 V PWM Si 20 kHz 900 uA - 40 C + 150 C QR CoolSET Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters COOLSET 9,938In Stock
Cut Tape
$1.79
$1.30
$1.17
$1.04
Reel
$0.867
Min.: 1
Mult.: 1
: 2,500
Si Reel, Cut Tape
Infineon Technologies AC/DC Converters AC/DC COOLSET 173In Stock
Cut Tape
$3.20
$2.38
$2.16
$1.93
Reel
$1.63
Min.: 1
Mult.: 1
: 2,500
SOIC-12 Si QR CoolSET Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters COOLSET
2,500Expected 2027-09-02
Cut Tape
$3.40
$2.52
$2.30
$2.06
Reel
$1.80
Min.: 1
Mult.: 1
: 2,500
Si Reel, Cut Tape, MouseReel
Infineon Technologies AC/DC Converters COOLSET Non-Stocked Lead-Time 17 Weeks
$3.43
$2.53
$2.25
$2.07
Min.: 1
Mult.: 1
Through Hole DIP-8 650 V 56.4 W 10.5 V 24 V Flyback Si 39 kHz to 65 kHz 50 % 1.5 mA - 25 C + 125 C 1.5 A QR CoolSET Tube