REVISIONS
REV.
01
DESCRIPTION
FIRST RELEASE FOR RFQ#A2008-10672
ECN NO.
N/A
DATE
02/13/08
PAGE 4 IS FOR INTERNAL ONLY
PART NUMBER
835-01009
835-01009F
PART DESCRIPTION
Standard version, with Lead(Pb)
RoHS compliant per EU Directive 2002/95/EC(without exemption of solder content)
UNLESS OTHERWISE
SPECIFIED, DIMENSIONS
ARE IN INCH/mm.
TITLE
TRANSFORMER, FLYBACK, SMT, 8 PIN
APPROVALS
DRAWN BY
DATE
02/13/08
02/13/08
02/13/08
02/13/08
SCALE
WARNING !
E & E Magnetic Products Ltd.
DRAWING NO./MODEL
REV
W.P. CHENG
PROJ. ENG
ALL SHEETS OF THIS DOCUMENT ARE
CONTROLLED DOCUMENTATION AND
TOLERANCE ARE:
ARE NOT TO BE RELEASED OUTSIDE
INCH
mm
ANGLE
OF E&E OR ITS SUB-CONTRACTORS
.XXX ± .005 .XX ± .13 X.X ± 0.3
WITHOUTAUTHORIZATION.
.XX ± .02
.X ± .5
X. ± 1.
W.P. CHENG
APPROVED BY
V. TSUI
Q.A.
835-01009
PAGE
OF
01
1
4
C.M. TSUI
DO NOT SCALE
.295
7.50
.080
2.03
6
.500 MAX
12.70
1
4
.098
2.50
.620
15.75
.050
1.27
.600 MAX
15.24
8
EE
5-1009
(DATE)
5
Recommended
Pad Layout
.024±.004 X8
0.60±0.10
.004-.020
0.10-0.51
.450 MAX
11.43
REFERENCE OR
GAUGE PLANE
.098±.010
2.50±0.25
.295±.010
7.50±0.25
1. Dimension are specified in
.005
inches
mm
with higher precedence in mm.
.010
2. Unless otherwise specified, all tolerance are ±
0.25
.
3. Coplanarity:
0.13
max.
4. "(DATE)" includes at least the manufacturing date code(in YYWW format) plus two character
country code.
5. Dimensions are to be measured in accordance with JEDEC standard 95-1.
6. For RoHS compliant version, 835-01009F, the part will be marked with “5-1009F”, instead of
“5-1009”.
MECHANICAL OUTLINE
E & E Magnetic Products Ltd.
DRAWING NO./MODEL
REV
835-01009
SCALE
PAGE
OF
01
2
4
DO NOT SCALE
ELECTRICAL SPECIFICATION @25
°
C:
PARAMETERS
Turns Ratio(3-4):(5-6)
Turns Ratio(3-4):(7-8)
Turns Ratio(3-4):(2-1)
Polarity
Ls(3-4)@200kHz, 0.1Vrms
LL(3-4), short 8-7-6-5@200kHz, 1Vrms
DCR(3-4)
DCR(2-1)
DCR(5-6)
DCR(7-8)
Hipot(3,4,2,1):(6,5,8,7)
UNIT
-
-
-
-
uH
uH
mΩ
mΩ
mΩ
mΩ
Vrms
LIMITS
3
8
1 : 0.273 ± 2%
1 : 0.579 ± 2%
1 : 0.682 ± 2%
Per Schematic
2
Pri
4
Sec2
(10.6V@350mA)
7
6
155 ± 10%
8.5 Max
570 Max
1000 Max
35 Max
200 Max
1500 Min
Pri Aux
(12V@20mA)
1
Sec1
(5V@1A)
5
SCHEMATIC
7. Operating temperature: -40°C to +125°C. The temperature of this part(ambient plus
temperature rise) must be within the stated operating temperature range.
8. The part is designed to meet operational insulation only.
9. The transformer is designed for input of 38 - 56V with outputs of 5V @ 1A and 10.6V @ 350mA
and bias output of 12V @ 20mA.
E & E Magnetic Products Ltd.
DRAWING NO./MODEL
REV
835-01009
SCALE
PAGE
OF
01
3
4
DO NOT SCALE
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