Part | RoHS | Manufacturer | Other IC type | Temperature Grade | No. of Terminals | Package Code | Package Shape | Surface Mount | Total Dose (V) | Maximum Switching Frequency | Package Body Material | Approvals (V) | Maximum Supply Current (Isup) | Maximum Output Current | Trim or Adjustable Output (V) | No. of Functions | Technology | Screening Level | Terminal Form | Main Out Ripple Voltage | Control Technique | Main Output Efficiency | Nominal Supply Voltage (Vsup) | Power Supplies (V) | Switcher Config | Package Style (Meter) | Package Equivalence Code | Sub-Category | Terminal Pitch | Maximum Operating Temperature | Minimum Output Voltage | Control Mode | Protection(s) | Maximum Line Regulation | Maximum Total Power Output | Minimum Operating Temperature | Terminal Finish | Maximum Output Voltage | Terminal Position | JESD-30 Code | Moisture Sensitivity Level (MSL) | Maximum Seated Height | Height | Width (mm) | Qualification | Maximum Load Regulation | Nominal Input Voltage | Warm-Up Time | Additional Features | Minimum Input Voltage | JESD-609 Code | Maximum Time At Peak Reflow Temperature (s) | No. of Outputs | Peak Reflow Temperature (C) | Length | Nominal Output Voltage | Maximum Input Voltage |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
NOT SPECIFIED |
NOT SPECIFIED |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
4 |
XMA |
RECTANGULAR |
NO |
UNSPECIFIED |
4 A |
NO |
1 |
HYBRID |
UNSPECIFIED |
81 % |
MICROELECTRONIC ASSEMBLY |
60 Cel |
4.9 V |
VOLTAGE-MODE |
OVER CURRENT; OVER VOLTAGE |
20 W |
-30 Cel |
5.1 V |
UNSPECIFIED |
R-XXMA-X4 |
25.4 mm |
25.4 mm |
27.94 mm |
100 V |
90 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
50.8 mm |
5 V |
264 V |
||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
4 |
XMA |
RECTANGULAR |
NO |
UNSPECIFIED |
1.5 A |
NO |
1 |
HYBRID |
PIN/PEG |
75 % |
MICROELECTRONIC ASSEMBLY |
80 Cel |
3.102 V |
VOLTAGE-MODE |
OVER CURRENT; OVER VOLTAGE |
5 W |
-40 Cel |
3.498 V |
UNSPECIFIED |
R-XXMA-P4 |
20.5 mm |
20.5 mm |
21 mm |
100 V |
90 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
41.1 mm |
3.3 V |
264 V |
||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
CE, CSA, EN, IEC, UL |
25 A |
90 % |
Power Supply Modules |
70 Cel |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE; THERMAL |
0 Cel |
31.75 mm |
76.2 mm |
REMOTE SHUTDOWN |
90 V |
127 mm |
5 V |
264 V |
|||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
INDUSTRIAL |
16 |
RECTANGULAR |
NO |
UNSPECIFIED |
YES |
1 |
HYBRID |
PIN/PEG |
FLANGE MOUNT |
85 Cel |
14.4 V |
600 W |
-40 Cel |
28.8 V |
UNSPECIFIED |
R-XXFM-P16 |
200 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
24 V |
400 V |
||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
INDUSTRIAL |
16 |
RECTANGULAR |
NO |
UNSPECIFIED |
YES |
1 |
HYBRID |
PIN/PEG |
FLANGE MOUNT |
85 Cel |
16.8 V |
600 W |
-40 Cel |
33.6 V |
UNSPECIFIED |
R-XXFM-P16 |
200 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
28 V |
400 V |
||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
9 |
RECTANGULAR |
NO |
UNSPECIFIED |
CE, CSA, EN, UL |
25 A |
YES |
1 |
HYBRID |
PIN/PEG |
.0707 Vrms |
87 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
100 Cel |
7.2 V |
300 W |
-40 Cel |
13.2 V |
DUAL |
R-XDMA-P9 |
13.2 mm |
12.7 mm |
57.9 mm |
24 V |
REMOTE SHUTDOWN |
18 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
61 mm |
12 V |
36 V |
||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
INDUSTRIAL |
9 |
DMA |
RECTANGULAR |
NO |
UNSPECIFIED |
CSA, EN, UL |
12.5 A |
YES |
1 |
HYBRID |
PIN/PEG |
.09898 Vrms |
88 % |
MICROELECTRONIC ASSEMBLY |
MODULE,9LEAD,1.9 |
Power Supply Modules |
7.62 mm |
100 Cel |
16.8 V |
OUTPUT OVER VOLTAGE |
.01568 % |
350 W |
-40 Cel |
33 V |
DUAL |
R-XDMA-P9 |
13.2 mm |
12.7 mm |
57.9 mm |
.2 % |
24 V |
REMOTE SHUTDOWN |
18 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
61 mm |
28 V |
36 V |
|||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
9 |
RECTANGULAR |
NO |
UNSPECIFIED |
CE, CSA, EN, UL |
12.5 A |
YES |
1 |
HYBRID |
PIN/PEG |
.09898 Vrms |
88 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
100 Cel |
16.8 V |
350 W |
-40 Cel |
33 V |
DUAL |
R-XDMA-P9 |
13.2 mm |
12.7 mm |
57.9 mm |
24 V |
REMOTE SHUTDOWN |
18 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
61 mm |
28 V |
36 V |
||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
6 |
SQUARE |
NO |
UNSPECIFIED |
CE, UL |
.625 A |
NO |
1 |
HYBRID |
PIN/PEG |
87 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
85 Cel |
11.88 V |
.5 % |
15 W |
-40 Cel |
12.12 V |
DUAL |
S-XDMA-P6 |
10.4 mm |
9.9 mm |
25.4 mm |
.5 % |
24 V |
ADDITIONAL -12V OUTPUT AVAILABLE |
9 V |
NOT SPECIFIED |
2 |
NOT SPECIFIED |
25.4 mm |
12 V |
36 V |
|||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
6 |
SQUARE |
NO |
UNSPECIFIED |
CE, UL |
.5 A |
NO |
1 |
HYBRID |
PIN/PEG |
87 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
85 Cel |
14.85 V |
.5 % |
15 W |
-40 Cel |
15.15 V |
DUAL |
S-XDMA-P6 |
10.4 mm |
9.9 mm |
25.4 mm |
.5 % |
48 V |
ADDITIONAL -15V OUTPUT AVAILABLE |
18 V |
NOT SPECIFIED |
2 |
NOT SPECIFIED |
25.4 mm |
15 V |
75 V |
|||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
8 |
RECTANGULAR |
NO |
UNSPECIFIED |
YES |
1 |
HYBRID |
PIN/PEG |
MICROELECTRONIC ASSEMBLY |
77 Cel |
4.5 V |
10 W |
-40 Cel |
5.5 V |
DUAL |
R-XDMA-P8 |
10.2 mm |
20.3 mm |
24 V |
ALSO VOUT=-5 VOLT |
9 V |
2 |
31.8 mm |
5 V |
36 V |
|||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
8 |
RECTANGULAR |
NO |
UNSPECIFIED |
YES |
1 |
HYBRID |
PIN/PEG |
MICROELECTRONIC ASSEMBLY |
77 Cel |
4.5 V |
10 W |
-40 Cel |
5.5 V |
DUAL |
R-XDMA-P8 |
10.2 mm |
20.3 mm |
24 V |
9 V |
1 |
31.8 mm |
5 V |
36 V |
||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
6 |
260 |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
6 |
RECTANGULAR |
NO |
UNSPECIFIED |
UL |
.416 A |
NO |
1 |
HYBRID |
PIN/PEG |
80 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
71 Cel |
11.76 V |
10 W |
-40 Cel |
12.24 V |
DUAL |
R-XDMA-P6 |
10.2 mm |
10.2 mm |
25.4 mm |
Not Qualified |
2 % |
24 V |
ADDITIONAL -12 VOLT OUTPUT ALSO AVAILABLE; SEATED HGT-NOM |
9 V |
NOT SPECIFIED |
2 |
NOT SPECIFIED |
50.8 mm |
12 V |
36 V |
||||||||||||||||||||
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
COMMERCIAL |
26 |
RECTANGULAR |
NO |
UNSPECIFIED |
CE, EN, IEC, UL |
67 A |
YES |
1 |
HYBRID |
UNSPECIFIED |
.09898 Vrms |
90 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
70 Cel |
19.2 V |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE; THERMAL |
1608 W |
-10 Cel |
29 V |
UNSPECIFIED |
R-XXMA-X26 |
40.8 mm |
85 mm |
100 V |
REMOTE SHUTDOWN |
85 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
320 mm |
24 V |
265 V |
|||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
UL, CSA, EN, CE |
25 A |
.08838 Vrms |
92 % |
Power Supply Modules |
70 Cel |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE; THERMAL |
1250 W |
-40 Cel |
41.3 mm |
361.9 mm |
REMOTE SHUTDOWN |
90 V |
101.6 mm |
48 V |
264 V |
|||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
NOT SPECIFIED |
NOT SPECIFIED |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
Power Supply Modules |
||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
CE, CSA, EN, UL |
6.3 A |
90 % |
Power Supply Modules |
70 Cel |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE |
.4 % |
151.2 W |
-10 Cel |
37 mm |
75 mm |
.8 % |
REMOTE SHUTDOWN |
85 V |
160 mm |
24 V |
265 V |
||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
CE, CSA, EN, UL |
10 A |
91 % |
Power Supply Modules |
70 Cel |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE |
.4 % |
240 W |
-10 Cel |
42 mm |
84 mm |
.8 % |
REMOTE SHUTDOWN |
85 V |
180 mm |
24 V |
265 V |
||||||||||||||||||||||||||||||||||||||
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
CE, CSA, UL |
6 A |
.04242 Vrms |
82 % |
Power Supply Modules |
70 Cel |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE; THERMAL |
-10 Cel |
26.5 mm |
50 mm |
85 V |
NOT SPECIFIED |
NOT SPECIFIED |
105 mm |
5 V |
265 V |
|||||||||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
INDUSTRIAL |
11 |
QMA |
RECTANGULAR |
NO |
UNSPECIFIED |
CSA, CE, EN, IEC, UL |
YES |
1 |
HYBRID |
THROUGH-HOLE |
.04242 Vrms |
90 % |
MICROELECTRONIC ASSEMBLY |
85 Cel |
3.15 V |
VOLTAGE-MODE |
OVER VOLTAGE; OVER CURRENT |
10 W |
-40 Cel |
3.6 V |
QUAD |
R-XQMA-T11 |
8.5 mm |
8.5 mm |
22.6 mm |
5 V |
4.5 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
35.56 mm |
3.3 V |
9 V |
|||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
NOT SPECIFIED |
245 |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
NOT SPECIFIED |
NOT SPECIFIED |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
7 |
DIP |
RECTANGULAR |
NO |
METAL |
.25 A |
YES |
1 |
HYBRID |
THROUGH-HOLE |
MICROELECTRONIC ASSEMBLY |
DIP7/8,1.4,200 |
Other Analog ICs |
5.08 mm |
50 Cel |
11.4 V |
6 W |
-40 Cel |
15 V |
DUAL |
R-MDMA-T7 |
21.1 mm |
Not Qualified |
5 V |
ADDITIONAL -12V OUTPUT ALSO AVAILABLE |
4.5 V |
NOT SPECIFIED |
2 |
NOT SPECIFIED |
22.86 mm |
12 V |
9 V |
||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
7 |
DIP |
RECTANGULAR |
NO |
METAL |
1.2 A |
YES |
1 |
HYBRID |
THROUGH-HOLE |
MICROELECTRONIC ASSEMBLY |
DIP7/8,1.4,200 |
Other Analog ICs |
5.08 mm |
50 Cel |
3.15 V |
6 W |
-40 Cel |
3.6 V |
DUAL |
R-MDMA-T7 |
21.1 mm |
Not Qualified |
48 V |
36 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
22.86 mm |
3.3 V |
76 V |
|||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
XMA |
RECTANGULAR |
NO |
UNSPECIFIED |
UL, CSA, EN, CE |
36 A |
YES |
1 |
HYBRID |
UNSPECIFIED |
83 % |
MICROELECTRONIC ASSEMBLY |
70 Cel |
22.4 V |
VOLTAGE-MODE |
OVER CURRENT; OVER VOLTAGE |
.01568 % |
1008 W |
-40 Cel |
33.6 V |
UNSPECIFIED |
R-XXMA-X |
.2 % |
110 V |
REMOTE ON/OFF |
90 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
28 V |
265 V |
|||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
NOT SPECIFIED |
NOT SPECIFIED |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC POWER FACTOR CORRECTION MODULE |
COMMERCIAL |
8 |
XFM |
RECTANGULAR |
NO |
UNSPECIFIED |
UL, CSA, EN, CE |
YES |
1 |
HYBRID |
UNSPECIFIED |
83 % |
MICROELECTRONIC ASSEMBLY |
60 Cel |
21.6 V |
VOLTAGE-MODE |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE |
120 W |
-10 Cel |
28 V |
UNSPECIFIED |
R-XXFM-X8 |
100 V |
85 V |
1 |
24 V |
132 V |
||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
8 |
RECTANGULAR |
NO |
METAL |
YES |
1 |
HYBRID |
UNSPECIFIED |
MICROELECTRONIC ASSEMBLY |
60 Cel |
24 V |
480 W |
-25 Cel |
28 V |
UNSPECIFIED |
R-MXMA-X8 |
115 V |
85 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
24 V |
264 V |
|||||||||||||||||||||||||||||||
|
TDK |
AC-DC POWER FACTOR CORRECTION MODULE |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
COMMERCIAL EXTENDED |
8 |
XMA |
RECTANGULAR |
YES |
UNSPECIFIED |
UL, CE, EN, CSA, IEC |
2.1 A |
YES |
1 |
HYBRID |
UNSPECIFIED |
90 % |
MICROELECTRONIC ASSEMBLY |
71 Cel |
38.4 V |
VOLTAGE-MODE |
OUTPUT OVER CURRENT; OUTPUT OVER VOLTAGE |
100.8 W |
-10 Cel |
52.8 V |
UNSPECIFIED |
R-XXMA-X8 |
100 V |
DC INPUT VOLATAGE IS 120 TO 370V |
85 V |
1 |
48 V |
265 V |
||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
COMMERCIAL |
8 |
RECTANGULAR |
NO |
UNSPECIFIED |
YES |
1 |
HYBRID |
UNSPECIFIED |
MICROELECTRONIC ASSEMBLY |
50 Cel |
4 V |
150 W |
-10 Cel |
6 V |
UNSPECIFIED |
R-XXMA-X8 |
100 V |
ALSO OPERATES IN DC VOLTAGE FROM 120 VOLT TO 370 VOLT |
85 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
5 V |
265 V |
||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
XMA |
RECTANGULAR |
NO |
UNSPECIFIED |
UL, CSA, EN, CE |
42 A |
YES |
1 |
HYBRID |
UNSPECIFIED |
.02651 Vrms |
84 % |
MICROELECTRONIC ASSEMBLY |
71 Cel |
18 V |
VOLTAGE-MODE |
OVER CURRENT; OVER VOLTAGE; THERMAL |
.1 % |
1008 W |
-40 Cel |
29.4 V |
UNSPECIFIED |
R-XXMA-X |
.1 % |
110 V |
REMOTE ON/OFF |
85 V |
1 |
24 V |
265 V |
||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
INDUSTRIAL |
7 |
RECTANGULAR |
NO |
UNSPECIFIED |
YES |
1 |
HYBRID |
UNSPECIFIED |
MICROELECTRONIC ASSEMBLY |
105 Cel |
4.5 V |
10 W |
-40 Cel |
5.5 V |
UNSPECIFIED |
R-XXMA-X7 |
10.2 mm |
20.3 mm |
24 V |
ALSO VOUT=-5VOLT |
9 V |
6 |
2 |
260 |
31.8 mm |
5 V |
36 V |
|||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
6 |
260 |
|||||||||||||||||||||||||||||||||||||||||||||||||||||
|
TDK |
DC-DC REGULATED POWER SUPPLY MODULE |
OTHER |
6 |
RECTANGULAR |
NO |
UNSPECIFIED |
UL |
4 A |
YES |
1 |
HYBRID |
PIN/PEG |
89 % |
MICROELECTRONIC ASSEMBLY |
Power Supply Modules |
71 Cel |
4.5 V |
20 W |
-40 Cel |
5.5 V |
DUAL |
R-XDMA-P6 |
10.2 mm |
10.2 mm |
25.4 mm |
Not Qualified |
.5 % |
24 V |
SEATED HGT-NOM |
18 V |
NOT SPECIFIED |
1 |
NOT SPECIFIED |
50.8 mm |
5 V |
36 V |
||||||||||||||||||||
|
TDK |
AC-DC REGULATED POWER SUPPLY MODULE |
NOT SPECIFIED |
NOT SPECIFIED |
Power Supply Modules are electronic devices that convert one form of electrical power into another form that is suitable for powering electronic devices. These modules are used in a wide range of applications, including industrial automation, telecommunications, and consumer electronics.
Power supply modules can convert electrical power from various sources, including AC mains power, batteries, and renewable energy sources such as solar panels. The modules may also provide different output voltages and current levels depending on the requirements of the electronic devices being powered.
Power supply modules can be designed with various features, including overvoltage protection, overcurrent protection, short circuit protection, and thermal protection to ensure safe and reliable operation. Many power supply modules are also designed to meet specific industry standards and regulations, such as EN 60950 for information technology equipment, and EN 61000 for electromagnetic compatibility.