SGE2685-1G Datasheet, PDF (1/2 Pages) Microsemi Corporation – 7W LMT3210 62.5:1 Transformer

Specification Number
SGE2685-1G
Revision. A (101805)
TM
®
7W LMT3210 62.5:1 Transformer
DESCRIPTION
This document describes and specifies the electrical and mechanical characteristics of the SGE2685-1G high voltage transformer for CCFL inverter power
supplies. SGE2685-1G is the RoHS compliant and Lead free transformer. For Reliability and Safety Specification, refer to SGE2606-1.
ELECTRICAL CHARACTERISTICS
Items
Inductance (@ 10Khz, 0.1V)
Min
Nom
Max
L1-2,L2-3 (µH)
112
130
152
L4-5 (mH)
1600
1825
2050
L_LKG1-2, L_LKG2-3 (µH)
Inductance (@ 100KHz, 1V), with Short pin4-5
15
16
17
L_LKG4-5 (mH)
NA
NA
NA
Rating
Note: Max output power varies depend on operating condition.
Max Open Output Voltage
Max Output Voltage
Max Output Power
2000V_RMS , 3sec.
1600V_RMS
7W
Items
DC. Resistance
Min
Nom
Max
R_DC1-2, R_DC2-3(mΩ)
225
R_DC4-5 (Ω)
563
239
253
580
620
R1-2/R2-3
0.96
1
1.04
Quality Factor Q_1-2,Q_2-3
15
18
-
Quality Factor Q_4-5
20
24
-
Dielectric Voltage Withstand
60Hz, Arc-detect enabled, 5 sec. min. 200µA max. leakage current
Secondary to Core
Primary to Core
Primary to Secondary
2500V_RMS min. ( 1min)
1000V_RMS min.
2500V_RMS min.
Winding Sequence
Wire Size & Type
Number of Turns
Winding Method
WINDING SPECIFICATIONS
Primary
Pin 1–2
Pin 2-3
1S – 2F
2S-3F
AWG#33, Single Insulation, 180°C AWG#33, Single Insulation, 180°C
16
16
Bifilar
Secondary
Pin 4 – 5
4S – 5F
AWG#46, Triple Insulation, 180°C
2000
PHYSICAL SPECIFICATIONS & WIRING DIAGRAM
Marking: SGE2685-1G
ZZZ PYMDD A See Marking
PCB PAD Recommendation
1
5
2
3
4
Kapton Tape
PCB OUTOUT
RECOMMEND THE PADS BE
ROUNDED ON SECONDARY END
3
4
2
1
5
0.10MIN
PART MARKING
SGE…………-…G – SGE2685-1G: MSC PN
ZZZ PYMDD A
ZZZ: TMP(Maker code), P: Plant Code, Y: Year, M: Month, D: Date, A: Spec Rev.#
PACKAGING SPEC AND ORDER INFORMATION
Packaging Order Information – SGE2685-1GTR, TR - (Tape and Reel ) . Blank - Tray
TAPE & REEL : Refer to SGE2604-1
Copyright © 2004
Rev. A, 2005-10-18
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
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