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Bourns, Inc.

Bourns, Inc.- Transformers

Bourns, Inc. is a global manufacturer of electronic components, founded in 1947 by Marlan and Rosemary Bourns, with its headquarters in Riverside, California, USA. The company specializes in the design and production of a wide range of passive components, circuit protection devices, and sensors for various industries. Bourns' product portfolio includes trimming potentiometers, precision potentiometers, linear motion potentiometers, and rotary dials, which are widely used in industrial and consumer applications. In the area of circuit protection, Bourns offers thyristor surge protectors, gas discharge tubes, resettable fuses, telecom fuses, and ESD protection products. The company also provides an extensive lineup of inductive components such as transformers, coils, and chokes for power and signal applications. Its resistive product range features chip resistors, chip resistor arrays, and specialty resistors, including current sense and high-power types. Additionally, Bourns manufactures switches, encoders, panel controls, modular contacts, and network interface devices for telecommunications. More recent expansions include microelectronic modules, power semiconductors, and custom integrated passive solutions. Bourns serves key markets like automotive, industrial automation, telecommunications, consumer electronics, and medical equipment. With manufacturing facilities and sales offices around the world, Bourns is recognized as a trusted supplier of high-reliability components, holding a strong position in the niche potentiometer and circuit protection segments.

03

Transformers - 型号列表

476 parts in total

Turns Ratio - Primary:Secondary

Height

Length - Overall

Depth

Frequency

Transformer Type

DC Resistance (DCR) - Primary

DC Resistance (DCR) - Secondary

Number of Contacts

Factory Pack Quantity

Insertion Loss (Max)

Packaging

Operating Temperature

-3db Bandwidth

Isolation

Inductance Range

Standard Package

Impedance

Capacitance Ratio Condition

RF Family/Standard

Return Loss (Min)

Inductance

Voltage - Breakdown

Lead Style

Series

RoHS

Voltage - Primary

Voltage - Secondary

Weight

Mounting Type

Primary Material

Size / Dimension

Height - Seated (Max)

Type

Minimum Load Required

Frequency Range

Frequency Response

Impedance - Primary (Ohms)

Impedance - Secondary (Ohms)

Inductance - Connected In Series

Mfr Part #Quantity AvailablePriceStandard PackageTurns Ratio - Primary:SecondaryPackagingLead StyleEU RoHSDepthHeightMounting TypeLength - OverallTransformer TypeNumber of ContactsOperating TemperatureRoHSInsertion Loss (Max)FrequencyProduct CategoryFactory Pack QuantitySeriesRF Family/StandardImpedance-3db BandwidthDC Resistance (DCR) - PrimaryIsolationInductance RangeDC Resistance (DCR) - SecondaryPackage CooledVoltage - BreakdownCapacitance Ratio ConditionReturn Loss (Min)InductanceSize / DimensionHeight - Seated (Max)Minimum Load RequiredInductance - Connected In SeriesTariff NoCore TypePower - RatedVoltage - PrimaryVoltage - SecondaryFrequency - Output 1Secondary Winding(s)Current - Output (Max)Voltage - Secondary (Full Load)WeightMounting StylePrimary MaterialNumber of PositionsTypeDELETEDFeaturesConfigurationFrequency RangeFrequency ResponseImpedance - Primary (Ohms)Impedance - Secondary (Ohms)Current Rating - DCCurrent - Output (Typ)Core MaterialMaterial - CoreImpedance - Unbalanced/BalancedPackage / CaseDistortion RatingCrosstalkProductOther NamesSVHCInsertion LossVoltage - IsolationResistance - Initial (Ri) (Min)WidthLengthShieldingTermination StylePlug TypeProduct TypeSizeMaximum Working HeightOutput Configuration
PM61300-5-RC
8
PM61300-5-RC

Power Transformer 1:125 1500Vrms Single+Auxilary Prim. Single Sec. 10.5V Prim. 1300V Sec. Surface Mount Power Transformer 1:125 1500Vrms 6W 7Term. Gull Wing SMD TRANSFORMER CCFL INVRT 10.5V SMD SMD CCFL TRANSFORMER, 20UH 70mA 10% TRANSFORMER,CCFLINVERTER,44UH@10KHZ,2.34OHMDCRMAX,10.5V

bourns / j.w. miller

3091: ¥22.372Tape & Reel1:125Tape and ReelGull WingCompliant26 mm7.1 mmSurface Mount16.5 mmInverter Transformer7-40C to 105CLead free / RoHS Compliant-60kHz-----------1500Vrms--20µH19.50mm L x 16.50mm W7.10mm--85043180Ferrite6 W10.5 V:1 x 1.3kV60 KHzSingle70 mA1300 V0Surface Mount:1 x 10.5V7CCFLCompliantSingle+AuxilaryEncapsulated----:70mA70mA:Ferrite:70mA-------------------
2-4-1JEL
2-4-1JEL

RF Transformer 1:2 0.2MHz to 350MHz Surface Mount MAGNETICS RF TRANSFORMER Transformers Audio & Signal RF TRANSFORMER WIDEBAND

bourns

101400: ¥12.6657Tape & Reel1:2Tape and ReelJ LeadsCompliant8.386.35Surface Mount7.62Wide Band RF Transformer670Lead free / RoHS Compliant30.2MHz to 350MHzTransformers Audio & Signal700*-1:40.2 to 350---------------------------------------------------------
PT73031L
PT73031L

Telecom Transformer 1:2/1:2 2000Vrms 2.5Ohm/2.5Ohm Prim. DCR 4Ohm/4Ohm Sec. DCR Surface Mount Telecom Transformer 1:2/1:2 2.5Ohm/2.5Ohm Prim. DCR 4Ohm/4Ohm Sec. DCR 16Term. Gull Wing SMD

bourns

10240: ¥19.9002Bulk1:2/1:2TubeGull WingCompliant14.88.13Surface Mount21ISDN S-Interface Transformer1685------PT--2.5/2.5 Ohm2000 Vrms22(Min) mH4/4--100----60 dB---------------------------------------------
PT75161EL
PT75161EL

Telecom Transformer 1:2:2 500VAC 3.5Ohm Prim. DCR Surface Mount E4/STM-1 TRANSFORMER Transformers Audio & Signal Telecom Transformer Surface Mount

bourns

10300: ¥19.992Bulk1:2:2ReelGull Wing--------Lead free / RoHS Compliant--Transformers Audio & Signal300*PT--3.5 Ohm500 Vac10(Min) mH----18@0.005MHz to 1MHz dB-------------------------------------------------
2-4-1DL
2-4-1DL

RF Transformer 1:2 0.2MHz to 350MHz Through Hole RF Transformer 1:2 6Term. PC Pin Thru-Hole MAGNETICS RF TRANSFORMER Transformers Audio & Signal RF TRANSFORMER WIDEBAND

bourns

101360: ¥12.6704Rail / Tube1:2TubePC PinCompliant8.836.35Through Hole7.62Wide Band RF Transformer670Lead free / RoHS Compliant30.2MHz to 350MHzTransformers Audio & Signal68*-1:40.2 to 350----DIP----------------------------------------------------
2-4-1WL
2-4-1WL

RF Transformer 1:2 0.2MHz to 350MHz Surface Mount RF Transformer 1:2 6Term. Gull Wing SMD MAGNETICS RF TRANSFORMER Transformers Audio & Signal RF TRANSFORMER WIDEBAND

bourns

101360: ¥12.6704Rail / Tube1:2TubeGull WingCompliant10.926.35Surface Mount7.62Wide Band RF Transformer670Lead free / RoHS Compliant30.2MHz to 350MHzTransformers Audio & Signal68*-1:40.2 to 350---------------------------------------------------------
3-1-1JL
3-1-1JL

RF Transformer 1:1 0.15MHz to 400MHz Surface Mount Transformers Audio & Signal WIDEBAND RF TRANS LOW PROFILE

bourns

10126: ¥13.4409Rail / Tube1:1ReelJ LeadsCompliant8.386.35Surface Mount7.62Wide Band RF Transformer670RoHS Compliant30.15MHz to 400MHzTransformers Audio & Signal63--1:10.15 to 400---------------------------------------------------------
3-1-1WL
3-1-1WL

RF Transformer 1:1 0.15MHz to 400MHz Surface Mount RF Transformer 1:1 6Term. Gull Wing SMD MAGNETICS RF TRANSFORMER Transformers Audio & Signal WIDEBAND RF TRANS LOW PROFILE

bourns

101360: ¥12.6704Rail / Tube1:1TubeGull WingCompliant10.926.35Surface Mount7.62Wide Band RF Transformer670Lead free / RoHS Compliant30.15MHz to 400MHzTransformers Audio & Signal68*-1:10.15 to 400---------------------------------------------------------
3-1-6DL
3-1-6DL

RF Transformer 1:1 0.01MHz to 150MHz Through Hole RF Transformer 1:1 6Term. PC Pin Thru-Hole Transformers Audio & Signal WIDEBAND RF TRANS LOW PROFILE MAGNETICS RF TRANSFORMER

bourns

101360: ¥12.6704Rail / Tube1:1TubePC PinCompliant8.836.35Through Hole7.62Wide Band RF Transformer670RoHS Compliant3.0dB0.01MHz to 150MHzTransformers Audio & Signal68--1:10.01 to 150----DIP-------------------------10kHz ~ 150MHz-------1:1*-----------------
3-16-1JPEL
3-16-1JPEL

RF Transformer 4:1 0.3MHz to 120MHz Surface Mount MAGNETICS RF TRANSFORMER Transformers Audio & Signal WIDEBAND RF TRANS LOW PROFILE

bourns

101400: ¥12.6657Tape & Reel4:1Tape and ReelJ LeadsCompliant8.386.35Surface Mount7.62Wide Band RF Transformer670Lead free / RoHS Compliant30.3MHz to 120MHzTransformers Audio & Signal700*-16:10.3 to 120---------------------------------------------------------
3-9-1WL
3-9-1WL

RF Transformer 1:3 0.15MHz to 200MHz Surface Mount RF Transformer 1:3 6Term. Gull Wing SMD MAGNETICS RF TRANSFORMER Transformers Audio & Signal RF TRANSFORMER WIDEBAND

bourns

101360: ¥12.6704Rail / Tube1:3TubeGull WingCompliant10.926.35Surface Mount7.62Wide Band RF Transformer670Lead free / RoHS Compliant30.15MHz to 200MHzTransformers Audio & Signal68*-1:90.15 to 200---------------------------------------------------------
LM-NP-1003L
LM-NP-1003L

Audio Transformer 1:1 6500VDC 66Ohm Prim. DCR 66Ohm Sec. DCR -0.3dB 1.5dB Through Hole Audio Transformer 1:1 6500VDC 66Ohm Prim. DCR 66Ohm Sec. DCR 6Term. PC Pin Thru-Hole TRANSF LINE MATCHING Transformers Audio & Signal LINE MATCHING TRANS

bourns

101: ¥49.0696Bulk1:1BulkPC PinCompliant17.712.6Through Hole17.7Line Matching Audio Transformer6-10 to 60 °CLead free / RoHS Compliant1.50.2kHz to 3.5kHzTransformers Audio & Signal28*LM-NP-1000--66--66-6500VDC-10------------------------0.3dB600600-----------------------
PT23104L
PT23104L

Telecom Transformer 1:2.5 2000Vrms 2.5Ohm Prim. DCR 5.5Ohm Sec. DCR Through Hole Telecom Transformer 1:2.5 2.5Ohm Prim. DCR 5.5Ohm Sec. DCR 6Term. PC Pin Thru-Hole

bourns

101008: ¥25.685Bulk1:2.5TubePC PinCompliant1410.2Through Hole14ISDN Transformer670------PT--2.5(Typ) Ohm2000 Vrms28(Min) mH5.5(Typ)DIP-125-----12--------------------------------------------
PT31407L
PT31407L

Telecom Transformer 1.2:1 1500Vrms 1.26Ohm Prim. DCR 1.2Ohm Sec. DCR 0.5dB Through Hole Telecom Transformer 1.2:1 1.26Ohm Prim. DCR 1.2Ohm Sec. DCR 10Term. PC Pin Thru-Hole

bourns

101320: ¥5.1422Bulk1.2:1TrayPC PinCompliant1414Through Hole14.5ADSL Transformer1085-0.5(Typ)@0.1MHz dB----PT--1.26 Ohm1500 Vrms1.8(Min) mH1.2DIP------50(Typ) dB10(Typ)----------------------------60@300KHz----------------
PT66001L
PT66001L

Telecom Transformer 4:1/1 4:1/1 1:1:1:1 1500Vrms 5.6Ohm Prim. DCR 2.7Ohm/1.1Ohm Sec. DCR Through Hole Telecom Transformer 4:1/1 4:1/1 1:1:1:1 5.6Ohm Prim. DCR 2.7Ohm/1.1Ohm Sec. DCR 18Term. PC Pin Thru-Hole

bourns

101080: ¥18.5456Bulk4:1/1 4:1/1 1:1:1:1TubePC PinCompliant10.515.1Through Hole29.1ISDN Transformer1870------PT--5.6 Ohm1500 Vrms22(Min) mH2.7/1.1DIP-120--------------------------------------------------
PT73434L
PT73434L

Telecom Transformer 1:25 4000VAC 3Ohm Prim. DCR 15Ohm Sec. DCR Through Hole Telecom Transformer 1:25 3Ohm Prim. DCR 15Ohm Sec. DCR 6Term. PC Pin Thru-Hole

bourns

1076: ¥28.5124Bulk1:25TubePC PinCompliant1413.2Through Hole14.2ISDN S-Interface Transformer670------PT--3(Typ) Ohm4000 Vac28(Min) mH15(Typ)DIP-60----60 dB12--------------------------------------------
SM51523EL
SM51523EL

Telecom Transformer 1CT:1/1CT:1CT 1500VAC -1.1dB Surface Mount Telecom Transformer 1CT:1/1CT:1CT 24Term. Gull Wing SMD

bourns

102400: ¥18.904Tape & Reel1CT:1/1CT:1CTTape and ReelGull WingCompliant196Surface Mount13.710/100Base-TX VOIP Modules Transf...2485--1.1@1MHz to 100MHz dB----SM---1500 Vac0.35(Min) mH-----12@60MHz to 80MHz dB----------------------------------33@100MHz dB---------------
SM-LP-5001E
5
SM-LP-5001E

Audio Transformer 1:1 2000Vrms 115Ohm Prim. DCR 115Ohm Sec. DCR ±0.25dB 2dB Surface Mount Audio Transformer 1:1 2000Vrms 115Ohm Prim. DCR 115Ohm Sec. DCR 6Term. Gull Wing SMD TRANSF LINE MATCHING SMD Transformers Audio & Signal 600uH 7.36mm SMT Line Matching LINE MATCHING TRANSFORMER TRANSFORMER, LINE-MATCHING, 1:1 TRANSFORMER,LINEMATCHING,600UH,7.36MM Line Matching Transformer 600uH 1:1

bourns

8111: ¥8.232Tape & Reel1:1Tape and ReelGull WingCompliant147.36 mmSurface Mount9.6Surface Mount Line Matching Transformer6-20 to 85 °CLead free / RoHS Compliant20.2kHz to 4kHzTransformers Audio & Signal400:SM-LPSM-LP-5001--115(Typ)--115 Ohms-2000Vrms-243.8H12.80mm L x 9.60mm W7.36mm--85043180---:-----0.001-115 Ohms-LineMatching--Encapsulated200 Hz to 4 kHz±0.25dB600 Ohms:600ohm--------Line TransformersSM-LP-5001ECT:No SVHC (16-Dec-2013):2dB1.5 kV115 Ohms9.6 mm12.5 mmUnshieldedSMD/SMT:-Transformers---
PM61300-3-RC
6
PM61300-3-RC

Power Transformer 1:86 1500Vrms Single+Auxilary Prim. Single Sec. 15V Prim. 1300V Sec. Surface Mount Power Transformer 1:86 1500Vrms 6W 7Term. Gull Wing SMD TRANSFORMER CCFL INVERT 15V SMD

bourns / j.w. miller

250250: ¥15.708Tape & Reel1:86Tape and ReelGull WingCompliant26 mm7.1 mmSurface Mount16.5 mmInverter Transformer7-40C to 105CLead free / RoHS Compliant----PM61300--------1500Vrms--27µH19.50mm L x 16.50mm W7.10mm---Ferrite6 W15 V-60 KHzSingle70 mA1300 V-Surface Mount-7-CompliantSingle+Auxilary-------------------------19.50mm L x 16.50mm W7.10mmSurface Mount
DD100-20-RC
DD100-20-RC

POWER TRANSFORMER,HAZMAT POWER TRANSFORMER

bourns / j.w. miller

10200: ¥46.654150----------------*------------------------------------------------------------
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