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DFN DC / DC Controllers:

1,416 Products Found

Farnell 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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No. of Regulated Outputs
DC / DC Converter IC Case
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2983665

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£2.620
10+
£2.090
25+
£1.940
50+
£1.860
100+
£1.750
More Pricing...
Min: 1 / Mult: 1
Current Mode Control
-
3.3V
-
-
25V
-
1Outputs
-
-
-
µTQFN
20Pins
-
1MHz
-
-
Synchronous Buck (Step Down)
-
-10°C
100°C
-
-
2516656

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£5.050
10+
£3.890
25+
£3.610
100+
£3.030
250+
£2.880
More Pricing...
Min: 1 / Mult: 1
Current Mode Control
-
3V
-
-
5.5V
-
1Outputs
-
-
89%
µMAX
10Pins
-
1MHz
-
-
Buck, Synchronous Buck
-
-40°C
85°C
-
-
3123702

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£2.010
10+
£1.500
25+
£1.380
50+
£1.310
100+
£1.240
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3406480

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Date/Lot Code

Each
1+
£3.700
10+
£3.140
25+
£3.010
100+
£2.800
Min: 1 / Mult: 1
Current Mode Control
-
8V
-
-
76V
-
1Outputs
-
-
50%
TQFN-EP
32Pins
-
1MHz
-
-
Boost, Buck-Boost
-
-40°C
125°C
-
-
2516667

RoHS

Date/Lot Code

Each
1+
£4.700
10+
£3.410
75+
£2.110
Min: 1 / Mult: 1
Voltage Mode Control
-
4.5V
-
-
28V
-
2Outputs
-
-
87.5%
TQFN
24Pins
-
500kHz
-
-
Synchronous Buck (Step Down)
-
-40°C
85°C
-
-
3680021

RoHS

Date/Lot Code

Each
1+
£2.120
10+
£1.600
25+
£1.410
100+
£1.210
Min: 1 / Mult: 1
Current Mode Control
-
4.2V
-
-
60V
-
1Outputs
-
-
68%
TDFN-EP
12Pins
-
200kHz
-
-
Flyback
-
-40°C
125°C
-
-
2516661

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£2.750
10+
£2.090
25+
£1.930
100+
£1.740
250+
£1.660
Min: 1 / Mult: 1
Voltage Mode Control
-
2.7V
-
-
28V
-
1Outputs
-
-
86%
µMAX
10Pins
-
360kHz
-
-
Buck (Step Down)
-
-40°C
85°C
-
-
2516641

RoHS

Date/Lot Code

Each
1+
£3.250
10+
£2.460
50+
£2.140
100+
£1.890
250+
£1.780
Min: 1 / Mult: 1
Voltage Mode Control
-
2.7V
-
-
28V
-
1Outputs
-
-
86%
µMAX
10Pins
-
360kHz
-
-
Buck (Step Down)
-
-40°C
85°C
-
-
2516674

RoHS

Date/Lot Code

Each
1+
£12.750
10+
£10.120
50+
£9.230
100+
£8.220
250+
£8.060
Min: 1 / Mult: 1
Current Mode Control
-
5V
-
-
30V
-
1Outputs
-
-
96%
NSOIC
16Pins
-
340kHz
-
-
Synchronous Buck (Step Down)
-
-40°C
85°C
-
-
2758899

RoHS

Date/Lot Code

Each
1+
£7.560
10+
£7.170
60+
£7.140
Min: 1 / Mult: 1
Current Mode Control
-
3.5V
-
-
36V
-
2Outputs
-
-
98.5%
TQFN
28Pins
-
2.2MHz
-
-
Synchronous Buck (Step Down)
-
-40°C
125°C
-
AEC-Q100
2798896

RoHS

Date/Lot Code

Each
1+
£6.500
10+
£5.050
Min: 1 / Mult: 1
Current Mode Control
-
4.5V
-
-
36V
-
1Outputs
-
-
100%
µMAX
10Pins
-
330kHz
-
-
Buck (Step Down)
-
-40°C
85°C
-
AEC-Q100
2728337

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£1.830
10+
£1.170
50+
£0.989
100+
£0.719
250+
£0.627
More Pricing...
Min: 1 / Mult: 1
Voltage Mode Control
-
5.5V
-
-
28V
-
2Outputs
-
-
-
QFN-EP
28Pins
-
600kHz
-
-
Synchronous Buck (Step Down)
-
0°C
85°C
-
-
3380542

RoHS

Date/Lot Code

Each
1+
£2.780
25+
£2.510
Min: 1 / Mult: 1
Current Mode Control
-
9V
-
-
18V
-
1Outputs
-
-
50%
SOP
16Pins
-
2.5MHz
-
-
-
-
-40°C
125°C
-
-
3535668

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
£1.260
10+
£0.804
50+
£0.685
100+
£0.548
250+
£0.483
More Pricing...
Min: 1 / Mult: 1
Constant Frequency
-
2.8V
-
-
16V
-
1Outputs
-
-
100%
SOT-25
5Pins
-
300kHz
-
-
Buck (Step Down)
-
-40°C
85°C
-
-
3583984

RoHS

Date/Lot Code

Each
1+
£2.630
10+
£1.980
25+
£1.820
100+
£1.510
250+
£1.490
More Pricing...
Min: 1 / Mult: 1
Current Mode Control
-
3.5V
-
-
36V
-
1Outputs
-
-
99%
SWTQFN-EP
16Pins
-
2.2MHz
-
-
Synchronous Buck (Step Down)
-
-40°C
125°C
-
AEC-Q100
2851606

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£1.310
25+
£1.090
100+
£0.998
5000+
£0.918
Min: 1 / Mult: 1
Constant Frequency
-
4.5V
-
-
75V
-
1Outputs
-
-
85%
QFN
16Pins
-
600kHz
-
-
Synchronous Buck (Step Down)
-
-40°C
125°C
-
-
2758900

RoHS

Date/Lot Code

Each
1+
£7.560
10+
£5.920
60+
£5.230
Min: 1 / Mult: 1
Current Mode Control
-
3.5V
-
-
36V
-
2Outputs
-
-
98.5%
TQFN
28Pins
-
2.2MHz
-
-
Synchronous Buck (Step Down)
-
-40°C
125°C
-
AEC-Q100
2909759

RoHS

Date/Lot Code

Each
1+
£4.320
10+
£3.040
25+
£2.780
100+
£2.520
Min: 1 / Mult: 1
Current Mode Control
-
4.5V
-
-
40V
-
1Outputs
-
-
87.5%
QSOP
16Pins
-
1MHz
-
-
Synchronous Buck (Step Down)
-
-40°C
125°C
-
-
3008650

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£2.120
10+
£1.580
50+
£1.450
100+
£1.200
250+
£1.130
More Pricing...
Min: 1 / Mult: 1
Current Mode Control
-
2.97V
-
-
40V
-
1Outputs
-
-
100%
VSSOP
8Pins
-
1MHz
-
-
Boost, Flyback, SEPIC
-
-40°C
125°C
-
-
3758604

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
£1.580
25+
£1.330
100+
£1.200
Min: 1 / Mult: 1
Current Mode Control
-
4.5V
-
-
36V
-
1Outputs
-
-
85%
VQFN-EP
32Pins
-
500kHz
-
-
Synchronous Buck (Step Down)
-
-40°C
125°C
-
-
3580538

RoHS

Date/Lot Code

Each
1+
£5.530
10+
£4.270
25+
£3.900
100+
£3.320
Min: 1 / Mult: 1
Current Mode Control
-
8V
-
-
60V
-
1Outputs
-
-
50%
TQFN-EP
32Pins
-
1MHz
-
-
Buck (Step Down)
-
-40°C
125°C
-
-
3123702RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£1.240
250+
£1.170
500+
£1.140
Min: 100 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2516661RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£1.740
250+
£1.660
Min: 100 / Mult: 1
Voltage Mode Control
-
2.7V
-
-
28V
-
1Outputs
-
-
86%
µMAX
10Pins
-
360kHz
-
-
Buck (Step Down)
-
-40°C
85°C
-
-
2728337RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£0.719
250+
£0.627
500+
£0.569
1000+
£0.523
Min: 100 / Mult: 1
Voltage Mode Control
-
5.5V
-
-
28V
-
2Outputs
-
-
-
QFN-EP
28Pins
-
600kHz
-
-
Synchronous Buck (Step Down)
-
0°C
85°C
-
-
3008650RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£1.200
250+
£1.130
500+
£1.090
1000+
£1.050
2500+
£1.030
Min: 100 / Mult: 1
Current Mode Control
-
2.97V
-
-
40V
-
1Outputs
-
-
100%
VSSOP
8Pins
-
1MHz
-
-
Boost, Flyback, SEPIC
-
-40°C
125°C
-
-
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