QFN-EP DC / DC Controllers:

38 Products Found

element14 offers an exclusive range of DC-DC converters that excel in applications ranging from automotive systems and industrial equipment to telecommunications and consumer electronics.

Modern DC-DC controllers incorporate advanced features such as programmable switching frequencies, synchronization capabilities, and adaptive dead-time control. They support various topologies, including buck, boost, buck-boost, and SEPIC configurations.

The primary function of DC-DC converters is to ensure stable and efficient power delivery. To do this, they convert the voltage of a direct current (DC) source from one level to another. DC-DC converters maintain a constant output voltage in applications where input voltage levels can fluctuate due to factors such as battery discharging over time or changes in load conditions. One significant advantage of DC-DC converters is their superior power conversion efficiency.

Key benefits include high-efficiency power conversion, precise output voltage regulation, comprehensive protection features, flexible design options, and support for a wide input voltage range. When selecting a DC-DC controller, engineers must consider input/output voltage requirements, load current, efficiency targets, PCB space constraints, and thermal management needs. For optimal performance, refer to manufacturer design guidelines and application notes specific to your requirements.

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Engineer
Manufacturer
Control Mode
Supply Voltage Min
Supply Voltage Max
No. of Outputs
Duty Cycle (%)
IC Case / Package
No. of Pins
Switching Frequency
Topology
Operating Temperature Min
Operating Temperature Max
Qualification
Packaging
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0 Filter(s) Selected
ComparePrice ForQuantity
3758604RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY11.170
(CNY12.6221)
Total:CNY1,117.00
Min: 100 / Mult: 1
Current Mode Control
4.5V
36V
1Outputs
85%
VQFN-EP
32Pins
500kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
3758604

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY14.150
(CNY15.9895)
25+
CNY11.900
(CNY13.447)
100+
CNY11.170
(CNY12.6221)
Total:CNY14.15
Min: 1 / Mult: 1
Current Mode Control
4.5V
36V
1Outputs
85%
VQFN-EP
32Pins
500kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
3758603

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY15.670
(CNY17.7071)
25+
CNY12.960
(CNY14.6448)
100+
CNY12.320
(CNY13.9216)
Total:CNY15.67
Min: 1 / Mult: 1
Current Mode Control
4.5V
36V
1Outputs
85%
VQFN-EP
32Pins
500kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
3758603RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY12.320
(CNY13.9216)
Total:CNY1,232.00
Min: 100 / Mult: 1
Current Mode Control
4.5V
36V
1Outputs
85%
VQFN-EP
32Pins
500kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
4064516RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY14.630
(CNY16.5319)
3300+
CNY14.350
(CNY16.2155)
Total:CNY1,463.00
Min: 100 / Mult: 1
Constant Frequency
8V
75V
1Outputs
85%
VQFN
32Pins
1MHz
Synchronous Buck (Step Down)
-40°C
125°C
-
4064516

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY19.250
(CNY21.7525)
25+
CNY16.950
(CNY19.1535)
100+
CNY14.630
(CNY16.5319)
3300+
CNY14.350
(CNY16.2155)
Total:CNY19.25
Min: 1 / Mult: 1
Constant Frequency
8V
75V
1Outputs
85%
VQFN
32Pins
1MHz
Synchronous Buck (Step Down)
-40°C
125°C
-
2851606

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY11.710
(CNY13.2323)
25+
CNY9.800
(CNY11.074)
100+
CNY9.670
(CNY10.9271)
Total:CNY11.71
Min: 1 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
2851606RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY9.670
(CNY10.9271)
Total:CNY967.00
Min: 100 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
3380542

RoHS

Each
1+
CNY29.350
(CNY33.1655)
Total:CNY29.35
Min: 1 / Mult: 1
Current Mode Control
9V
18V
1Outputs
50%
SOP
16Pins
2.5MHz
-
-40°C
125°C
-
4244099RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY20.490
(CNY23.1537)
250+
CNY18.290
(CNY20.6677)
500+
CNY17.600
(CNY19.888)
1000+
CNY17.240
(CNY19.4812)
Total:CNY2,049.00
Min: 100 / Mult: 1
Current Mode Control
4.5V
20V
1Outputs
-
WQFN-EP
40Pins
1.2MHz
Synchronous Buck (Step Down)
-40°C
105°C
AEC-Q100
4244099

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY43.860
(CNY49.5618)
10+
CNY28.860
(CNY32.6118)
25+
CNY24.910
(CNY28.1483)
50+
CNY22.700
(CNY25.651)
100+
CNY20.490
(CNY23.1537)
More Pricing...
Total:CNY43.86
Min: 1 / Mult: 1
Current Mode Control
4.5V
20V
1Outputs
-
WQFN-EP
40Pins
1.2MHz
Synchronous Buck (Step Down)
-40°C
105°C
AEC-Q100
4244101RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY8.760
(CNY9.8988)
250+
CNY8.230
(CNY9.2999)
500+
CNY7.930
(CNY8.9609)
1000+
CNY7.530
(CNY8.5089)
2500+
CNY7.400
(CNY8.362)
Total:CNY876.00
Min: 100 / Mult: 1
Current Mode Control
2V
40V
1Outputs
-
SOIC
8Pins
500kHz
Boost (Step Up)
-40°C
150°C
AEC-Q100
4313358

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY12.500
(CNY14.125)
10+
CNY6.520
(CNY7.3676)
100+
CNY4.390
(CNY4.9607)
500+
CNY3.960
(CNY4.4748)
1000+
CNY3.240
(CNY3.6612)
More Pricing...
Total:CNY12.50
Min: 1 / Mult: 1
Current Mode Control
8V
9.4V
1Outputs
80%
SOIC
7Pins
100kHz
Flyback
-
150°C
-
4244101

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY14.550
(CNY16.4415)
10+
CNY9.830
(CNY11.1079)
50+
CNY9.300
(CNY10.509)
100+
CNY8.760
(CNY9.8988)
250+
CNY8.230
(CNY9.2999)
More Pricing...
Total:CNY14.55
Min: 1 / Mult: 1
Current Mode Control
2V
40V
1Outputs
-
SOIC
8Pins
500kHz
Boost (Step Up)
-40°C
150°C
AEC-Q100
4313358RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY4.390
(CNY4.9607)
500+
CNY3.960
(CNY4.4748)
1000+
CNY3.240
(CNY3.6612)
2500+
CNY3.100
(CNY3.503)
5000+
CNY3.030
(CNY3.4239)
Total:CNY439.00
Min: 100 / Mult: 5
Current Mode Control
8V
9.4V
1Outputs
80%
SOIC
7Pins
100kHz
Flyback
-
150°C
-
2845227

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY8.740
(CNY9.8762)
10+
CNY7.160
(CNY8.0908)
100+
CNY5.090
(CNY5.7517)
500+
CNY4.720
(CNY5.3336)
4000+
CNY4.340
(CNY4.9042)
More Pricing...
Total:CNY8.74
Min: 1 / Mult: 1
Current Mode Control
4.5V
24V
2Outputs
100%
QFN
24Pins
800kHz
Synchronous Buck (Step Down)
-40°C
100°C
-
2728337

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY7.860
(CNY8.8818)
10+
CNY6.880
(CNY7.7744)
100+
CNY5.700
(CNY6.441)
500+
CNY5.600
(CNY6.328)
4000+
CNY5.500
(CNY6.215)
More Pricing...
Total:CNY7.86
Min: 1 / Mult: 1
Voltage Mode Control
5.5V
28V
2Outputs
-
QFN-EP
28Pins
600kHz
Synchronous Buck (Step Down)
0°C
85°C
-
2678436

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY11.820
(CNY13.3566)
25+
CNY9.830
(CNY11.1079)
100+
CNY9.530
(CNY10.7689)
5000+
CNY9.340
(CNY10.5542)
Total:CNY11.82
Min: 1 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
800kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
2678436RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY9.530
(CNY10.7689)
5000+
CNY9.340
(CNY10.5542)
Total:CNY953.00
Min: 100 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
800kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
2728337RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY5.700
(CNY6.441)
500+
CNY5.600
(CNY6.328)
4000+
CNY5.500
(CNY6.215)
8000+
CNY5.390
(CNY6.0907)
12000+
CNY5.310
(CNY6.0003)
Total:CNY570.00
Min: 100 / Mult: 1
Voltage Mode Control
5.5V
28V
2Outputs
-
QFN-EP
28Pins
600kHz
Synchronous Buck (Step Down)
0°C
85°C
-
2845227RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CNY5.090
(CNY5.7517)
500+
CNY4.720
(CNY5.3336)
4000+
CNY4.340
(CNY4.9042)
8000+
CNY3.970
(CNY4.4861)
12000+
CNY3.920
(CNY4.4296)
Total:CNY509.00
Min: 100 / Mult: 1
Current Mode Control
4.5V
24V
2Outputs
100%
QFN
24Pins
800kHz
Synchronous Buck (Step Down)
-40°C
100°C
-
3491052RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
1+
CNY9.780
(CNY11.0514)
Total:CNY978.00
Min: 100 / Mult: 1
Constant Frequency
4.5V
38V
1Outputs
85%
QFN-EP
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
3728394

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY18.060
(CNY20.4078)
25+
CNY14.940
(CNY16.8822)
100+
CNY13.570
(CNY15.3341)
3300+
CNY13.300
(CNY15.029)
Total:CNY18.06
Min: 1 / Mult: 1
Current Mode Control
4.5V
36V
1Outputs
-
VQFN-EP
-
-
-
-
125°C
-
3728395

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY16.300
(CNY18.419)
25+
CNY13.720
(CNY15.5036)
100+
CNY12.420
(CNY14.0346)
3300+
CNY12.180
(CNY13.7634)
Total:CNY16.30
Min: 1 / Mult: 1
Current Mode Control
4.5V
36V
1Outputs
-
VQFN-EP
-
-
-
-40°C
-
-
3491052

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
CNY9.780
(CNY11.0514)
Total:CNY9.78
Min: 1 / Mult: 1
Constant Frequency
4.5V
38V
1Outputs
85%
QFN-EP
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
-
1-25 of 38 items
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