Constant Frequency DC / DC Controllers:

35 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
Packaging
Filter(s) Applied
1 Filter(s) Selected
ComparePrice ForQuantity
2514064

RoHS

Each
1+
RM28.120
Min: 1 / Mult: 1
Constant Frequency
4.5V
30V
1Outputs
99%
QSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
85°C
3491052RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM6.310
5000+
RM6.290
Min: 100 / Mult: 1
Constant Frequency
4.5V
38V
1Outputs
85%
QFN-EP
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
3491052

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM8.700
25+
RM7.610
100+
RM6.310
5000+
RM6.290
Min: 1 / Mult: 1
Constant Frequency
4.5V
38V
1Outputs
85%
QFN-EP
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
2851606

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM7.190
25+
RM6.230
100+
RM6.230
Min: 1 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
3535665

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM5.600
10+
RM4.800
50+
RM4.230
100+
RM3.650
250+
RM3.450
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
500kHz
Buck (Step Down)
-40°C
85°C
3535668

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM7.610
10+
RM4.160
50+
RM3.740
100+
RM3.430
Min: 1 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
300kHz
Buck (Step Down)
-40°C
85°C
2514063

RoHS

Each
1+
RM45.770
10+
RM35.800
25+
RM33.310
100+
RM30.570
300+
RM29.050
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
4.5V
30V
1Outputs
99%
QSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
85°C
2678436

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM6.560
25+
RM5.460
100+
RM5.400
5000+
RM5.400
Min: 1 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
800kHz
Synchronous Buck (Step Down)
-40°C
125°C
2851606RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM6.230
Min: 100 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
600kHz
Synchronous Buck (Step Down)
-40°C
125°C
2678436RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM5.400
5000+
RM5.400
Min: 100 / Mult: 1
Constant Frequency
4.5V
75V
1Outputs
85%
QFN
16Pins
800kHz
Synchronous Buck (Step Down)
-40°C
125°C
3535668RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM3.430
Min: 100 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
300kHz
Buck (Step Down)
-40°C
85°C
3535664RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM3.650
250+
RM3.440
500+
RM3.230
1000+
RM2.940
Min: 100 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
1MHz
Buck (Step Down)
-40°C
85°C
3535664

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM5.600
10+
RM4.630
50+
RM4.140
100+
RM3.650
250+
RM3.440
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
1MHz
Buck (Step Down)
-40°C
85°C
3535667

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM8.420
10+
RM4.570
50+
RM4.190
100+
RM3.800
250+
RM3.330
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
1MHz
Buck (Step Down)
-40°C
85°C
3535667RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM3.800
250+
RM3.330
500+
RM3.140
Min: 100 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
1MHz
Buck (Step Down)
-40°C
85°C
3535665RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM3.650
250+
RM3.450
500+
RM3.330
Min: 100 / Mult: 1
Constant Frequency
2.8V
16V
1Outputs
100%
SOT-25
5Pins
500kHz
Buck (Step Down)
-40°C
85°C
4026397

RoHS

Each
1+
RM46.410
10+
RM31.700
25+
RM27.860
100+
RM23.530
300+
RM23.020
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
4.1V
60V
1Outputs
93%
NSSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
125°C
4026398RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
RM31.700
25+
RM27.860
100+
RM23.530
250+
RM23.180
500+
RM22.830
More Pricing...
Min: 10 / Mult: 1
Constant Frequency
4.1V
60V
1Outputs
93%
NSSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
125°C
4026400

RoHS

Each
1+
RM50.850
10+
RM34.940
25+
RM30.790
100+
RM26.100
300+
RM25.860
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
9.3V
100V
1Outputs
93%
NSSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
125°C
4026394

RoHS

Each
1+
RM49.240
10+
RM33.750
47+
RM27.430
141+
RM26.280
282+
RM25.700
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
9.3V
100V
1Outputs
93%
SSOP
28Pins
300kHz
Synchronous Buck (Step Down)
-40°C
85°C
4026396

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM46.410
10+
RM31.700
25+
RM27.860
100+
RM23.530
250+
RM23.180
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
9.3V
100V
1Outputs
93%
NSSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
85°C
4026396RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
10+
RM31.700
25+
RM27.860
100+
RM23.530
250+
RM23.180
500+
RM22.830
More Pricing...
Min: 10 / Mult: 1
Constant Frequency
9.3V
100V
1Outputs
93%
NSSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
85°C
4026399

RoHS

Each
1+
RM53.510
10+
RM36.890
25+
RM32.550
100+
RM27.650
300+
RM27.500
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
9.3V
100V
1Outputs
93%
NSSOP
16Pins
300kHz
Synchronous Buck (Step Down)
-40°C
150°C
4033926

RoHS

Each
1+
RM62.780
10+
RM43.710
73+
RM34.230
146+
RM34.090
292+
RM34.030
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
10V
72V
1Outputs
-
QFN-EP
32Pins
1.7MHz
Synchronous Buck (Step Down)
-40°C
125°C
4064516RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM9.300
3300+
RM9.120
Min: 100 / Mult: 1
Constant Frequency
8V
75V
1Outputs
85%
VQFN
32Pins
1MHz
Synchronous Buck (Step Down)
-40°C
125°C
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