Special Function Transformers
| Part | RoHS | Manufacturer | Mounting Feature | Approvals (V) | Impedance (Primary) | Power Rating | Impedance (Secondary) | No. of Winding (Primary) | Isolation Voltage | Insertion Loss | Inductance (Primary) | Packing Method | Output Current-1 | Minimum ET Product | Maximum DC Unbalance Current | No. of Winding (Secondary) | Sub-Category | Dimensions | Volt-Ampere Rating (VA) | Maximum Operating Temperature | Application | Output Voltage-1 | Minimum Operating Temperature | Height | Width | Load Resistance | Minimum Operating Frequency | Length | Turns Ratio (Np:Ns) | Maximum Operating Frequency | Maximum Input Voltage (V) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TE Connectivity |
SURFACE MOUNT |
.25 W |
1 |
1.5 dB |
TAPE & REEL |
.24 A |
1 |
Other Transformers |
3.81mm x 2.79mm x 3.8mm |
85 Cel |
SIGNAL |
-40 Cel |
3.8 mm |
2.79 mm |
300 KHz |
3.81 mm |
200000 KHz |
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|
|
Schneider Electric Sa |
CHASSIS MOUNT |
UL; CSA; CE |
Other Transformers |
140mm x 114mm x 99mm |
500 VA |
POWER |
120 V |
99 mm |
114 mm |
140 mm |
208 |
|||||||||||||||||||
|
TE Connectivity |
SURFACE MOUNT |
50 OHMS |
.25 W |
1 |
3 dB |
TAPE & REEL |
30 mA |
1 |
Other Transformers |
3.81mm x 2.79mm x 3.8mm |
85 Cel |
SIGNAL |
-40 Cel |
3.8 mm |
2.79 mm |
2000 KHz |
3.81 mm |
1:4 |
800000 KHz |
||||||||||||
|
Halo Electronics |
SURFACE MOUNT |
1500 V |
198 uH |
18.5 V-us |
Other Transformers |
12.07mm x 11.56mm x 8.64mm |
85 Cel |
ISOLATION |
-40 Cel |
8.64 mm |
11.56 mm |
.1 ohm |
12.07 mm |
1:1:2.6:2.6 |
|||||||||||||||||
|
TE Connectivity |
SURFACE MOUNT |
.25 W |
2 dB |
TAPE & REEL |
21 |
Other Transformers |
3.81mm x 2.79mm x 3.8mm |
85 Cel |
SIGNAL |
-40 Cel |
3.8 mm |
2.79 mm |
2000 KHz |
3.81 mm |
500000 KHz |
||||||||||||||||
|
|
TE Connectivity |
SURFACE MOUNT |
.25 W |
50 OHMS |
1 |
3 dB |
TAPE & REEL |
.24 A |
1 |
Other Transformers |
3.81mm x 3.81mm x 3.8mm |
85 Cel |
MATCHING |
-40 Cel |
3.8 mm |
3.81 mm |
2000 KHz |
3.81 mm |
1:4 |
800000 KHz |
|||||||||||
|
|
Vicor |
THROUGH HOLE MOUNTED |
2 |
1 |
Other Transformers |
17.78mm x 12.7mm x 9.14mm |
ISOLATION |
9.14 mm |
12.7 mm |
.05 ohm |
17.78 mm |
||||||||||||||||||||
|
Vicor |
THROUGH HOLE MOUNTED |
1 |
3000 V |
1 |
Other Transformers |
17.78mm x 12.7mm x 7.62mm |
ISOLATION |
7.62 mm |
12.7 mm |
.05 ohm |
17.78 mm |
1:1:1 |
Special Function Transformers are a type of transformer used in specific applications that require unique and specialized functions. These transformers are designed to perform a specific function that cannot be accomplished by a standard transformer. Special Function Transformers are used in various fields such as telecommunications, medical devices, aerospace, military, and industrial applications.
Some examples of Special Function Transformers include:
1. Audio Transformers: Used in audio equipment to match the impedance of the input and output stages and provide isolation from DC signals.
2. Isolation Transformers: Used in medical equipment to provide electrical isolation between the patient and the equipment, and in industrial applications to protect sensitive equipment from electrical noise and interference.
3. Instrument Transformers: Used in electrical measurement systems to step down high voltage and high current signals to a level that can be safely measured by instruments.
4. Control Transformers: Used in control circuits to provide a low voltage power source and step down the voltage to a level that can be safely used by the control circuit.
5. High Voltage Transformers: Used in applications that require high voltage, such as X-ray machines, particle accelerators, and plasma generators.
6. Pulse Transformers: Used in high-speed digital circuits to transmit short-duration electrical pulses between two circuits while providing electrical isolation between them.
7. Current Sense Transformers: Used in power electronics to measure the current flowing through a circuit and provide feedback to control the circuit.
Special Function Transformers are designed and manufactured to meet the specific requirements of the application. They are subject to various standards and regulations, such as IEEE and IEC, to ensure their safety and performance. Proper selection and design of Special Function Transformers are critical to ensure optimal performance, reliability, and compatibility with other components in the circuit.