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WSL....E
Vishay Dale
Power Metal Strip(R) Flip Chip (Extended Range) Patents Pending
FEATURES
* SMD alternative for low power leaded wirewound resistors * Excellent stability in different environmental conditions (< 0.5 % change in resistance) * Superior overload and pulse handling capability as compared to thin film (as much as 2 x better) * Low TCR, down to 15 ppm/K * Low noise: < 0.01 Vrms/V * Voltage coefficient: < 0.00001 %/V (< 0.1 ppm/V) * Very low inductance: < 0.08 H
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL SIZE INCH POWER RATING P70 C 0.25 0.5 1.0 LIMITING ELEMENT VOLTAGE MAX (1) V 63 100 100 TEMPERATURE COEFFICIENT ppm/K 15, 25 15, 25 15, 25 TOLERANCE % RESISTANCE RANGE (2) 0R5 - 10K 0R5 - 10K 0R5 - 10K E-SERIES 96 96 96
WSL1506E 1506 0.5, 1 WSL2010E 2010 0.5, 1 WSL2512E 2512 0.5, 1 Notes * Ask about further value ranges, tighter tolerances and TCR's * Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material * 4-Digit Marking, according to MIL-PRF-55342 (except as noted in Ordering Information table), on top side (1) Rated voltage: PxR (2) Contact factory using e-mail address at bottom of this page for resistance values available between 0R5 - 10R for 1506 and 0R5 2010 and 2512
- 100R for
TECHNICAL SPECIFICATIONS
PARAMETER UNIT Rated Dissipation at 70 C W Limiting Element Voltage (3) V Insulation Voltage (1 min) Vdc/ac peak Thermal Resistance K/W Insulation Resistance M Category Temperature Range C Weight/1000 pieces g Notes (3) Rated voltage: PxR (4) Depending on solder pad dimensions WSL1506E 0.25 63 200 220 (4) WSL2010E 0.5 100 200 88 (4) > 106 - 55 to + 150 25 WSL2512E 1.0 100 200 65 (4)
12
35
PACKAGING
MODEL REEL TAPE WIDTH 12 mm/Embossed Plastic 12 mm/Embossed Plastic 12 mm/Embossed Plastic DIAMETER 180 mm/7" 180 mm/7" 180 mm/7" PIECES/REEL 4000 4000 2000 CODE EA EA EA WSL1506E WSL2010E WSL2512E Note * Embossed Carrier Tape per EIA-481-1.2
GLOBAL PART NUMBER INFORMATION
NEW GLOBAL PART NUMBERING: WSL1506E10E0XEA
W
GLOBAL MODEL WSL1506E
S
L
1
5
0
6
E
1
0
E
0
X
E
A
SPECIAL (Dash Number) (up to 2 digits) From 1 - 99 as applicable
RESISTANCE VALUE & TOLERANCE
Resistance Multiplier Tolerance () Symbol
TOLERANCE CODE E = 25 ppm/K X = 15 ppm/K
PACKAGING EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk TA = Tape/reel (R86) BA = Bulk (B43)
0.5 0.5 0.5 1.0 1.0 1.0
X1 X1000 X1 000 000 X1 X1000 X1 000 000
W X Y D E F
* Pb containing terminations are not RoHS compliant, exemptions may apply www.vishay.com 38 For technical questions, contact: ww2bresistors@vishay.com Document Number: 20033 Revision: 18-Nov-08
WSL....E
Power Metal Strip(R) Flip Chip (Extended Range) Patents Pending
DIMENSIONS
L T
Vishay Dale
SIZE INCH
W
Dimensions in inches [millimeters] L 0.15 0.005 [3.81 0.13] W Tmax. D d
1506 2010 2512
0.062 0.003 0.025 0.012 0.003 0.059 0.003 [1.57 0.08] [0.64] [0.30 0.08] [1.50 0.08]
d
0.200 0.005 0.100 0.003 0.025 0.020 0.003 0.097 0.003 [5.08 0.13] [2.54 0.08] [0.64] [0.51 0.08] [2.46 0.08] 0.250 0.005 0.126 0.003 0.025 0.024 0.003 0.123 0.003 [6.35 0.13] [3.20 0.08] [0.64] [0.61 0.08] [3.12 0.08] Solder Pad Dimensions in inches [millimeters] a 0.015 [0.38] 0.023 [0.58] 0.027 [0.69] b 0.062 [1.57] 0.100 [2.54] 0.126 [3.20] l 0.118 [3.00] 0.153 [3.89] 0.196 [4.98]
D
I
b
SIZE INCH 1506
a
2010 2512
Pulse Energy in mJoules
1.E+04
Temperatire Rise in C
150 125 100
1.E+03
WSL2512E WSL1506E
1.E+02
WSL1506E
75 50
WSL2010E
WSL2010E
1.E+01
WSL2512E
25
1.E+00 1.E+02
0
1.E+03
1.E+04
1.E+05
0
0.25
0.50
0.75
1.0
Pulse Energy
Time in Microseconds
Temperature Rise
Rated Power in %
120 100 80 60 40 20 0
Power in W
Pulse Energy Plot: This represents the energy in each of 50 pulses, with a 1 second rest between pulses, that it takes to shift the WSL....E resistance (0.50 % + 0.01 ).
- 55
- 25
0
25
50
Derating
PERFORMANCE
TEST Thermal Shock Short Time Overload Low Temperature Storage High Temperature Exposure Moisture Resistance Load Life Vibration Mechanical Shock Resistance to Soldering Heat CONDITIONS OF TEST - 55 C to + 150 C, 100 cycles, 15 min at each extreme 5 x rated power for 5 s - 65 C for 24 h 1000 h at + 150 C MIL-STD-202, Method 106, 0 % power, 7a and 7b not required 1000 h at rated power, + 70 C, 1.5 h "ON", 0.5 h "OFF" MIL-STD-202, Method 204D 100 g's for 6 ms, 5 pulses + 260 C Solder, 10 - 12 s dwell, 25 mm/s emergence
75 70
100
125
150 175
Ambient Temperature in C
TEST LIMITS (0.20 % + 0.01 ) (0.20 % + 0.01 ) (0.20 % + 0.01 ) (0.50 % + 0.01 ) (0.50 % + 0.01 ) (0.50 % + 0.01 ) (0.10 % + 0.01 ) (0.10 % + 0.01 ) (0.50 % + 0.01 )
Document Number: 20033 Revision: 18-Nov-08
For technical questions, contact: ww2bresistors@vishay.com
www.vishay.com 39
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, "Vishay"), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000 Revision: 18-Jul-08
www.vishay.com 1

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