View:
Introduction
Specifications
Environmental
Performance curves
Schematics
Physical characteristics
Tape & Reel
Soldering/Washing

Datasheet Spice Model S-Param 3D Models

UWB Series

SMT Mini Ultra-Wideband Transformers

3 dB bandwidth: 1 MHz to 8.5 GHz
1/4 Watt RF input power
250 mA max current rating
AEC-Q200 Grade 1 (−40°C to +125°C)

Buy Now:

Part number

Find my part

Count	Unit price
1	$9.46
100	$9.01
250	$6.76
750	$4.05
1500	$3.16
3000	$2.71
6000	$2.49

For high volume or non-stock items, request a quote.

Termination

E = RoHS compliant tin-silver-copper over silver-platinum-glass frit

Packaging

C = 7" machine-ready reel

. in stock, ready to ship today.

Request a Sample:

Part number

Find my part

Specifications

Electrical specifications at 25°C. Measurements are referenced to 50 Ohms.

Part number 1 (Hover for schematics)	L min per winding (µH) 2			Test frequency (kHz)	DCR max (mΩ) 3			Imp. ratio pri:sec	Insertion loss (db)	Bandwidth (MHz)
Part number 1 (Hover for schematics)	Pri	Sec1	Sec2	Test frequency (kHz)	Pri	Sec1	Sec2	Imp. ratio pri:sec	Insertion loss (db)	Bandwidth (MHz)
UWB1-85E_	3.6	3.6	3.6	100	45	45	45	1 : 1	1.5	1 — 8500
UWB2-50E_	7.5	7.5	7.5	100	71	71	71	1 : 2	1.5	0.5 — 5000
UWB4-45E_	7.5	7.5	7.5	100	71	71	71	1 : 4	1.3	0.5 — 4500

Notes

When ordering, please specify packaging code: e.g. UWB4-45EC
Inductance measured at 100 KHz, 0.1 V, 0 Adc on an Agilent/ HP 4192 or equivalent.
DCR measured at 25°C on a micro-ohmmeter. DCR measured at 25°C. For other operating temperatures, use this DCR at Temperature calculator.

Termination:

E = RoHS compliant tin-silver-copper over silver-platinum-glass frit.
S = non-RoHS tin-lead (63/37). (Special order, added cost)

Packaging:

C = 7″ machine-ready reel. EIA-481 embossed plastic tape (750 parts per full reel). Quantities less than full reel available: in tape (not machine ready) or with leader and trailer ($25 charge).
D = 13″ machine-ready reel. EIA-481 embossed plastic tape. Factory order only, not stocked (2500 parts per full reel).

Environmental

Environmental:

RoHS compliant , halogen free

Ambient temperature range:

–40°C to +125°C

Storage temperature range:

Component: –40°C to +140°C
Tape and reel packaging: –40°C to +80°C

Maximum part temperature:

+140°C

Failures in Time (FIT) / Mean Time Between Failures (MTBF):

See FIT/MTBF Calculations

Performance curves

Schematics

Physical characteristics

UWB1, UWB2

UWB4

Tape and Reel specification

Parts per reel		Reel dimensions (mm)					Tape dimensions (mm)						Orientation
7" (178 mm)	13" (330 mm)	A	B	C	D	E	W	P	Po	P1	H	T
750	2500*	178/330	60/100	13	18,4	12,4	12	8	4	2	3,05	0,4

* Special order

General specification

Core Material:

Ferrite

Weight:

85 - 105 mg

Packaging:

750/7″reel; 2500/13″ reel Plastic tape: 12 mm wide, 4 mm thick, 8 mm pocket spacing, 3.05 mm pocket depth

Soldering/Washing

Moisture Sensitivity Level (MSL):

1 (unlimited floor life at <30°C / 85% relative humidity)

Resistance to soldering heat:

Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles

Refer to Soldering Coilcraft Components before soldering.

PCB Washing:

Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info

UWB Series

SMT Mini Ultra-Wideband Transformers

Specifications

Termination:

Packaging:

Performance curves

Schematics

Physical characteristics

Tape and Reel specification

General specification

Soldering/Washing

Related product series

1812WBT Surface Mount

JA4220-AL SMT Mini

PFD2015 Series

PFD3215 Series

PWB Series

SWB Wideband RF Transformers

ZB120x

WB Wideband RF Transformers

TTWB Series

WB Surface Mount

WBC Series

YA9308 Series

Surface Mount

SMT Wideband Transformers

Warehouses

Language settings

Currency settings

UWB Series

SMT Mini Ultra-Wideband Transformers

Selected configuration not available

Specifications

Termination:

Packaging:

Performance curves

Schematics

Physical characteristics

Tape and Reel specification

General specification

Soldering/Washing

Related product series

1812WBT Surface Mount

JA4220-AL SMT Mini

PFD2015 Series

PFD3215 Series

PWB Series

SWB Wideband RF Transformers

ZB120x

WB Wideband RF Transformers

TTWB Series

WB Surface Mount

WBC Series

YA9308 Series

Surface Mount

SMT Wideband Transformers

Warning