3.3V DC DC Converters

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Mfr Part #
Quantity Available
Price
Series
Package
Product Status
Type
Number of Outputs
Voltage - Input (Min)
Voltage - Input (Max)
Voltage - Output 1
Voltage - Output 2
Voltage - Output 3
Voltage - Output 4
Current - Output (Max)
Power (Watts)
Voltage - Isolation
Applications
Features
Operating Temperature
Efficiency
Grade
Qualification
Mounting Type
Package / Case
Size / Dimension
Supplier Device Package
Control Features
Approval Agency
Standard Number
4.473
In Stock
5.000
Factory
1 : 1,76000 €
Cut Tape (CT)
5.000 : 0,88141 €
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
2.5V
6V
3.3V
-
-
-
1.2A
-
-
ITE (Commercial)
OCP, OTP, UVLO
-40°C ~ 125°C
-
-
-
Surface Mount
12-PowerVFQFN Module
0.12" L x 0.10" W x 0.04" H (3.0mm x 2.5mm x 0.9mm)
12-QFN (3x2.5)
-
-
-
7.238
In Stock
1 : 2,02000 €
Cut Tape (CT)
3.000 : 1,04023 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
2V
6V
3.3V
-
-
-
600mA
-
-
ITE (Commercial)
-
-40°C ~ 85°C
90%
-
-
Surface Mount
-
0.10" L x 0.08" W x 0.04" H (2.5mm x 2.0mm x 1.0mm)
CL-2025-02
-
-
-
6.939
In Stock
1 : 2,02000 €
Cut Tape (CT)
3.000 : 1,04023 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
2V
6V
3.3V
-
-
-
600mA
-
-
ITE (Commercial)
-
-40°C ~ 85°C
90%
-
-
Surface Mount
-
0.10" L x 0.08" W x 0.04" H (2.5mm x 2.0mm x 1.0mm)
CL-2025-02
-
-
-
RBT05W24S3V3
DC/DC CONVERTER 3.3V 1.65W
XP Power
1.923
In Stock
1 : 2,02000 €
Tube
Tube
Active
Non-Isolated PoL Module
1
4.75V
36V
3.3V
-
-
-
500mA
1.65 W
-
ITE (Commercial)
-
-40°C ~ 85°C (With Derating)
94.5%
-
-
Through Hole
3-SIP Module
0.46" L x 0.30" W x 0.40" H (11.6mm x 7.6mm x 10.2mm)
-
-
CE, EN, UKCA
62368-1
7 QFN
BUCK CONVERTERS (INTERGRATED IND
Texas Instruments
1.319
In Stock
1 : 2,03000 €
Cut Tape (CT)
3.000 : 1,04249 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
3.8V
17V
3.3V
-
-
-
1A
3.3 W
-
ITE (Commercial)
-
-40°C ~ 125°C
-
-
-
Surface Mount
7-PowerFQFN Module
0.16" L x 0.13" W x 0.08" H (4.0mm x 3.3mm x 2.0mm)
7-QFN-FCMOD (4x3.3)
-
-
-
1S7BE_0303S3U
ISOLATED MODULE DC DC CONVERTERS
GAPTEC Electronic
10.734
In Stock
1 : 2,04000 €
Tube
Tube
Active
Isolated Module
1
2.97V
3.63V
3.3V
-
-
-
303mA
1 W
3 kV
ITE (Commercial)
-
-40°C ~ 85°C
76%
-
-
Through Hole
7-SIP Module, 4 Leads
0.77" L x 0.24" W x 0.39" H (19.5mm x 6.0mm x 10.0mm)
-
-
CE, cURus
60950-1
TPSM828211SILR (primary)
5.5-V INPUT, 1-A STEP-DOWN MODUL
Texas Instruments
976
In Stock
1 : 2,20000 €
Cut Tape (CT)
3.000 : 1,14432 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
2.4V
5.5V
3.3V
-
-
-
1A
-
-
ITE (Commercial)
Remote On/Off
-40°C ~ 125°C
95%
-
-
Surface Mount
10-TFDFN Module
0.10" L x 0.08" W x 0.04" H (2.5mm x 2.0mm x 1.1mm)
10-uSIP (2.5x2)
-
-
-
R-78K3.3-0.5
0.5A DC/DC-CONVERTER 'INNOLINE'
Recom Power
8.161
In Stock
1 : 2,36000 €
Tube
Tube
Active
Non-Isolated PoL Module
1
4.5V
36V
3.3V
-
-
-
500mA
-
-
ITE (Commercial)
-
-40°C ~ 90°C (With Derating)
89%
-
-
Through Hole
3-SIP Module
0.45" L x 0.30" W x 0.40" H (11.5mm x 7.6mm x 10.2mm)
-
-
-
62368-1
5.366
In Stock
1 : 2,57000 €
Cut Tape (CT)
180 : 2,32972 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Isolated Module
1
2.97V
3.63V
3.3V
-
-
-
303mA
1 W
3 kV
ITE (Commercial), Medical
SCP
-40°C ~ 85°C
66%
-
-
Surface Mount
14-SMD Module, 5 Leads
0.50" L x 0.41" W x 0.18" H (12.7mm x 10.4mm x 4.5mm)
-
-
-
-
4.062
In Stock
1 : 2,57000 €
Cut Tape (CT)
800 : 2,03428 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Isolated Module
1
2.97V
3.63V
3.3V
-
-
-
303mA
1 W
3 kV
ITE (Commercial), Medical
SCP
-40°C ~ 85°C
66%
-
-
Surface Mount
14-SMD Module, 5 Leads
0.50" L x 0.41" W x 0.18" H (12.7mm x 10.4mm x 4.5mm)
-
-
cURus
-
CME0305S3C
DC DC CONVERTER 3.3V 750MW
Murata Power Solutions Inc.
1.073
In Stock
1 : 2,74000 €
Tube
Tube
Active
Isolated Module
1
2.97V
3.63V
3.3V
-
-
-
227mA
750 mW
3 kV
ITE (Commercial)
-
-40°C ~ 85°C
73%
-
-
Through Hole
4-SIP Module
0.45" L x 0.24" W x 0.29" H (11.5mm x 6.0mm x 7.5mm)
-
-
-
-
TBA 1-0510
DC DC CONVERTER 3.3V 858MW
Traco Power
1.311
In Stock
1.230
Factory
1 : 2,78000 €
Tube
Tube
Active
Isolated Module
1
4.5V
5.5V
3.3V
-
-
-
260mA
858 mW
1.5 kV
ITE (Commercial)
SCP
-40°C ~ 95°C (With Derating)
75%
-
-
Through Hole
4-SIP Module
0.46" L x 0.24" W x 0.40" H (11.7mm x 6.0mm x 10.2mm)
-
-
-
-
R-78Exx-x.x
DC DC CONVERTER 3.3V 2W
Recom Power
11.165
In Stock
1 : 2,79000 €
Tube
Tube
Active
Linear Regulator Replacement
1
6V
28V
3.3V
-
-
-
500mA
2 W
-
ITE (Commercial)
SCP
-40°C ~ 85°C
88%
-
-
Through Hole
3-SIP Module
0.46" L x 0.33" W x 0.41" H (11.6mm x 8.5mm x 10.4mm)
-
-
-
-
TSR 1-2433E
DC DC CONVERTER 3.3V
Traco Power
693
In Stock
1 : 2,87000 €
Tube
Tube
Active
Non-Isolated PoL Module
1
6V
36V
3.3V
-
-
-
1A
-
-
ITE (Commercial)
-
-40°C ~ 85°C (With Derating)
88%
-
-
Through Hole
3-SIP Module
0.46" L x 0.30" W x 0.40" H (11.6mm x 7.5mm x 10.2mm)
-
-
-
-
R-78K12-1.0
1A DC/DC-CONVERTER 'INNOLINE' SI
Recom Power
1.705
In Stock
1 : 2,94000 €
Tube
Tube
Active
Non-Isolated PoL Module
1
4.5V
36V
3.3V
-
-
-
1A
-
-
ITE (Commercial)
-
-40°C ~ 90°C (With Derating)
88%
-
-
Through Hole
3-SIP Module
0.45" L x 0.30" W x 0.40" H (11.5mm x 7.6mm x 10.2mm)
-
-
CB
62368-1
11 QFN
3-V TO 65-V INPUT, 1-V TO 15-V O
Texas Instruments
7.887
In Stock
1 : 3,18000 €
Cut Tape (CT)
3.000 : 1,71298 €
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
3V
65V
3.3V
-
-
-
150mA
495 mW
-
ITE (Commercial)
Adjustable Output, Remote On/Off
-40°C ~ 125°C
-
-
-
Surface Mount, Wettable Flank
11-PowerFQFN Module
0.18" L x 0.14" W x 0.08" H (4.5mm x 3.5mm x 2.1mm)
11-QFN-FCMOD (4.5x3.5)
Enable, Active High
-
-
CWR11HK226MB\TR
DC DC CONVERTER 3.3V 2W
XP Power
4.327
In Stock
1 : 3,50000 €
Tube
Tube
Active
Linear Regulator Replacement
1
4.5V
28V
3.3V
-
-
-
500mA
2 W
-
ITE (Commercial)
SCP
-40°C ~ 85°C
89%
-
-
Through Hole
3-SIP Module
0.46" L x 0.30" W x 0.40" H (11.7mm x 7.5mm x 10.2mm)
-
-
-
-
R-78Exx-x.x
DC DC CONVERTER 3.3V 3W
Recom Power
4.335
In Stock
1 : 3,35000 €
Tube
Tube
Active
Linear Regulator Replacement
1
7V
28V
3.3V
-
-
-
1A
3 W
-
ITE (Commercial)
SCP
-40°C ~ 85°C
91%
-
-
Through Hole
3-SIP Module
0.46" L x 0.33" W x 0.41" H (11.6mm x 8.5mm x 10.4mm)
-
-
-
-
R1SX Series
DC DC CONVERTER 3.3V 1W
Recom Power
2.287
In Stock
1 : 3,61000 €
Cut Tape (CT)
450 : 3,13084 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Isolated Module
1
2.97V
3.63V
3.3V
-
-
-
303mA
-
1 kV
ITE (Commercial)
-
-40°C ~ 100°C
74%
-
-
Surface Mount
8-SMD Module, 5 Leads
0.50" L x 0.43" W x 0.23" H (12.8mm x 10.8mm x 5.8mm)
-
-
CB, cURus
-
11 QFN
3-V TO 65-V INPUT, 1-V TO 13-V O
Texas Instruments
3.939
In Stock
1 : 3,62000 €
Cut Tape (CT)
3.000 : 1,97081 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
3V
65V
3.3V
-
-
-
600mA
-
-
ITE (Commercial)
Remote On/Off
-40°C ~ 125°C
82.7%
-
-
Surface Mount, Wettable Flank
11-PowerFQFN Module
0.18" L x 0.14" W x 0.08" H (4.5mm x 3.5mm x 2.1mm)
11-QFN-FCMOD (4.5x3.5)
Enable, Active High
-
-
ROF-78E
DC DC CONVERTER 3.3V
Recom Power
2.855
In Stock
1 : 3,71000 €
Cut Tape (CT)
500 : 3,19936 €
Tape & Reel (TR)
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Non-Isolated PoL Module
1
5V
36V
3.3V
-
-
-
500mA
-
-
ITE (Commercial)
SCP
-40°C ~ 75°C
84%
-
-
Surface Mount
4-SMD Module
0.53" L x 0.49" W x 0.18" H (13.5mm x 12.5mm x 4.5mm)
-
Enable, Active High
-
-
7.851
In Stock
1 : 4,20000 €
Tray
Tray
Active
Linear Regulator Replacement
1
7V
36V
3.3V
-
-
-
1.5A
5 W
-
ITE (Commercial)
SCP
-40°C ~ 85°C
85.5%
-
-
Through Hole
3-SIP Module
0.65" L x 0.41" W x 0.30" H (16.5mm x 10.4mm x 7.6mm)
-
-
-
-
2.908
In Stock
1 : 4,20000 €
Tray
Tray
Active
Linear Regulator Replacement
1
7V
36V
3.3V
-
-
-
1.5A
5 W
-
ITE (Commercial)
SCP
-40°C ~ 85°C
85.5%
-
-
Through Hole
3-SIP Module
0.41" L x 0.30" W x 0.65" H (10.4mm x 7.6mm x 16.5mm)
-
-
-
-
2.439
In Stock
1 : 4,29000 €
Tube
Tube
Active
Isolated Module
1
2.97V
3.63V
3.3V
-
-
-
303mA
1 W
1 kV
ITE (Commercial)
-
-40°C ~ 85°C
76%
-
-
Through Hole
4-DIP Module
0.33" L x 0.24" W x 0.31" H (8.3mm x 6.1mm x 8.0mm)
-
-
-
-
R-78K9.0-2.0
2A DC/DC-CONVERTER 'INNOLINE' SI
Recom Power
442
In Stock
1 : 4,40000 €
Tube
Tube
Active
Non-Isolated PoL Module
1
4.5V
36V
3.3V
-
-
-
2A
-
-
ITE (Commercial)
-
-40°C ~ 90°C (With Derating)
85%
-
-
Through Hole
3-SIP Module
0.45" L x 0.33" W x 0.69" H (11.5mm x 8.5mm x 17.5mm)
-
-
CB
62368-1
Showing
of 9.021

DC DC Converters


Board mount DC DC converters are compact switching modules (switching regulators) soldered or mounted directly onto a printed circuit board that convert one DC voltage to another (higher, lower, or inverted) while often providing regulation, filtering, and if needed isolation. These modules are used in distributed power architectures to efficiently step-down (buck) or step-up (boost) voltages close to the load for improved efficiency.

Types of Converters

  • Isolated Modules - provide galvanic isolation between input and output, essential for safety boundaries, noise immunity, and breaking ground loops.
  • Non-Isolated - cost and efficiency optimized modules where isolation isn’t needed.
  • Linear Regulator Replacement - Drop in switching regulators designed to replace traditional linear regulators.