WE-UNIT Off-Line Transformer

Size	L (mm)	W (mm)	H (mm)	Mount
EE13/7/4 Vertical	15	11	16.8	THT
EE13/7/4 Horizontal	21.5	15	12	THT
EE16/7/4	18	16.5	18	THT
EE16/8/5	24.5	20.2	16.5	THT

LTSpice files

LT
LTSpice_WE-UNIT (rev22a).zip
|
9.4 KB

Characteristics

Nominal input voltage: 125–375 VDC
Output power 3 W and 9 W
Operating temperature: –40 °C to +125 °C
Clearance and creepage distance 6 mm min.
Isolation voltage 4 kVAC, 1 Minute
Design compliant to EN 61558-2-16: Reinforced insulation; except 749 118 10 xx: Basic insulation

Applications

Designed for Tiny Switch ICs from Power Integration and NCP101x or 105x of ON Semiconductor
For SMPS with universal input from 85 VAC up to 265 VAC

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Products

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EE13/7/4 Vertical

EE13/7/4 Horizontal

EE16/7/4

EE16/8/5

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Order Code	Datasheet	Downloads	Status	V_IN	V_Out1(V)	I_Out1(A)	V_Out2(V)	I_Out2(A)	L(mH)	f_switch	n	L_Smin.(µH)	I_SAT(A)	R_{DC 1}(Ω)	R_{DC 2}(Ω)	R_{DC 3}(mΩ)	Size	L_S(µH)	Mount	SamplesAvailability & Sample
749118105	SPEC85 - 265 V (AC), 5 V, 0.6 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E13_7_4_vertical (rev1).igs \| 1.4 MB STP WE-UNIT_E13_7_4_vertical (rev1).stp \| 402.8 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 15 V	Output Current 10.6 A	–	–	Inductance2.8 mH	Switching Frequency132	Turns Ratio18.9:1	Leakage Inductance [min.]280 µH	Saturation Current0.2 A	DC Resistance 111 Ω	DC Resistance 20.05 Ω	–	SizeEE16/8/5 8W	Leakage Inductance280 µH	MountTHT	–Check availability
7491181012	SPEC85 - 265 V (AC), 12 V, 0.25 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E13_7_4_vertical (rev1).igs \| 1.4 MB STP WE-UNIT_E13_7_4_vertical (rev1).stp \| 402.8 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 112 V	Output Current 10.25 A	–	–	Inductance2.8 mH	Switching Frequency132	Turns Ratio8.1:1	Leakage Inductance [min.]220 µH	Saturation Current0.21 A	DC Resistance 111 Ω	DC Resistance 20.29 Ω	–	SizeE13/7/4	Leakage Inductance220 µH	MountTHT	–Check availability
7491181024	SPEC85 - 265 V (AC), 24 V, 0.125 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E13_7_4_vertical (rev1).igs \| 1.4 MB STP WE-UNIT_E13_7_4_vertical (rev1).stp \| 402.8 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 124 V	Output Current 10.125 A	–	–	Inductance2.8 mH	Switching Frequency132	Turns Ratio4:1	Leakage Inductance [min.]245 µH	Saturation Current0.21 A	DC Resistance 111 Ω	DC Resistance 21.2 Ω	–	SizeE13/7/4	Leakage Inductance245 µH	MountTHT	–Check availability
749118115	SPEC85 - 265 V (AC), 5 V, 0.6 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E13_7_4_horizontal (rev1).igs \| 984.9 KB STP WE-UNIT_E13_7_4_horizontal (rev1).stp \| 242.2 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 15 V	Output Current 10.6 A	–	–	Inductance2.8 mH	Switching Frequency132	Turns Ratio18.9:1	Leakage Inductance [min.]180 µH	Saturation Current0.2 A	DC Resistance 18 Ω	DC Resistance 20.05 Ω	–	SizeE13/7/4	Leakage Inductance180 µH	MountTHT	–Check availability
7491181112	SPEC85 - 265 V (AC), 12 V, 0.25 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E13_7_4_horizontal (rev1).igs \| 984.9 KB STP WE-UNIT_E13_7_4_horizontal (rev1).stp \| 242.2 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 112 V	Output Current 10.25 A	–	–	Inductance2.8 mH	Switching Frequency132	Turns Ratio8.1:1	Leakage Inductance [min.]175 µH	Saturation Current0.21 A	DC Resistance 18 Ω	DC Resistance 20.29 Ω	–	SizeE13/7/4	Leakage Inductance175 µH	MountTHT	–Check availability
7491181124	SPEC85 - 265 V (AC), 24 V, 0.125 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E13_7_4_horizontal (rev1).igs \| 984.9 KB STP WE-UNIT_E13_7_4_horizontal (rev1).stp \| 242.2 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 124 V	Output Current 10.125 A	–	–	Inductance2.8 mH	Switching Frequency132	Turns Ratio4:1	Leakage Inductance [min.]172 µH	Saturation Current0.21 A	DC Resistance 18 Ω	DC Resistance 21.2 Ω	–	SizeE13/7/4	Leakage Inductance172 µH	MountTHT	–Check availability
749118205	SPEC85 - 265 V (AC), 5 V, 0.9 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E16_7_4 (rev1).igs \| 2.7 MB STP WE-UNIT_E16_7_4 (rev1).stp \| 793.6 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 15 V	Output Current 10.9 A	Output Voltage 25 V	Output Current 20.9 A	Inductance0.9 mH	Switching Frequency132	Turns Ratio19:1:1	Leakage Inductance [min.]175 µH	Saturation Current0.85 A	DC Resistance 14.3 Ω	DC Resistance 20.026 Ω	DC Resistance 326 mΩ	SizeE16/7/4	Leakage Inductance175 µH	MountTHT	–Check availability
7491182012	SPEC85 - 265 V (AC), 12 V, 0.35 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E16_7_4 (rev1).igs \| 2.7 MB STP WE-UNIT_E16_7_4 (rev1).stp \| 793.6 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 112 V	Output Current 10.35 A	Output Voltage 212 V	Output Current 20.35 A	Inductance0.9 mH	Switching Frequency132	Turns Ratio9.5:1:1	Leakage Inductance [min.]145 µH	Saturation Current0.8 A	DC Resistance 14.3 Ω	DC Resistance 20.075 Ω	DC Resistance 385 mΩ	SizeE16/7/4	Leakage Inductance145 µH	MountTHT	–Check availability
7491182024	SPEC85 - 265 V (AC), 24 V, 0.4 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E16_7_4 (rev1).igs \| 2.7 MB STP WE-UNIT_E16_7_4 (rev1).stp \| 793.6 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 124 V	Output Current 10.4 A	–	–	Inductance0.9 mH	Switching Frequency132	Turns Ratio4.4:1	Leakage Inductance [min.]145 µH	Saturation Current0.8 A	DC Resistance 14.3 Ω	DC Resistance 20.21 Ω	–	SizeE16/7/4	Leakage Inductance145 µH	MountTHT	–Check availability
749118215	SPEC85 - 265 V (AC), 5 V, 1 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E16_8_5 (rev1).igs \| 1.6 MB STP WE-UNIT_E16_8_5 (rev1).stp \| 611.5 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 15 V	Output Current 11 A	Output Voltage 25 V	Output Current 21 A	Inductance0.9 mH	Switching Frequency132	Turns Ratio19:1:1	Leakage Inductance [min.]120 µH	Saturation Current0.85 A	DC Resistance 14.3 Ω	DC Resistance 20.028 Ω	DC Resistance 328 mΩ	SizeE16/8/5	Leakage Inductance120 µH	MountTHT	–Check availability
7491182112	SPEC85 - 265 V (AC), 12 V, 0.35 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E16_8_5 (rev1).igs \| 1.6 MB STP WE-UNIT_E16_8_5 (rev1).stp \| 611.5 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 112 V	Output Current 10.35 A	Output Voltage 212 V	Output Current 20.35 A	Inductance0.9 mH	Switching Frequency132	Turns Ratio9.5:1:1	Leakage Inductance [min.]112 µH	Saturation Current0.8 A	DC Resistance 14.3 Ω	DC Resistance 20.094 Ω	DC Resistance 3102 mΩ	SizeE16/8/5	Leakage Inductance112 µH	MountTHT	–Check availability
7491182124	SPEC85 - 265 V (AC), 24 V, 0.4 A	Availability –	Downloads8 files EDA models: Components ZIP ALT Altium_WE-UNIT (rev23a).IntLib \| 383 KB CDS Cadence_WE-UNIT (rev22a).zip \| 3.4 MB EAG Eagle_WE-UNIT (rev19a).lbr \| 42.4 KB KIC KiCad_WE-UNIT (rev25b).zip \| 465.1 KB ZUK Cadstar_WE-UNIT (rev19a).zip \| 8.6 KB CAD files ZIP IGS WE-UNIT_E16_8_5 (rev1).igs \| 1.6 MB STP WE-UNIT_E16_8_5 (rev1).stp \| 611.5 KB Electric models ZIP PSP PSpice_WE-UNIT (rev22a).zip \| 5.9 KB Download all 8 files as zip archive ZIP	Status Activei\| Production is active. Expected lifetime: >10 years.	Input Voltage 85 - 265 V (AC)	Output Voltage 124 V	Output Current 10.4 A	–	–	Inductance0.9 mH	Switching Frequency132	Turns Ratio4.4:1	Leakage Inductance [min.]100 µH	Saturation Current0.8 A	DC Resistance 14.3 Ω	DC Resistance 20.155 Ω	–	SizeE16/8/5	Leakage Inductance100 µH	MountTHT	–Check availability