WLBR030FE

Manufacturer Part NumberWLBR030FE
DescriptionCurrent Sense Resistors - Through Hole 1W .030 ohms 1%
ManufacturerOhmite
SeriesWLB
WLBR030FE datasheet
 


Specifications of WLBR030FE

Resistance0.03 OhmsPower Rating1 Watt
Tolerance1 %ProductWire Wound Current Sensing Resistors
Dimensions7 mm LTermination StyleAxial
Temperature Coefficient+/- 100 PPM / CLead Free Status / RoHS StatusLead free / RoHS Compliant
Page 1/1

Download datasheet (115Kb)Embed
WL Series
Miniature Wirewound
Current Sense
0.984 / 25
L
Power
Resistance
Rating
Range
Dim. L
Type
(watts)
(Ω)
(mm/in)
WLA
0.5
0.005-0.100
5.08 / 0.200
WLB
1
0.005-0.100
7.00 / 0.276
2
0.010-0.100
11.4 / 0.450
WLC
P E R F O R M A N C E C H A R A C T E R I S T I C S
Test
Conditions Of Test
Thermal Shock
Rated power applied until thermal stability,
-55°C +0°C,-5°C,15min.
Short-time Overload
5 times rated wattage for 5 seconds
Solderability
Method 208 of MIL-STD-202
Terminal Strength
Pull test:10 pounds, 5 to10 seconds, Twist
test: 1080°,5 second/rotation
Dielectric
500 Volts rms for 1W. 1 minute
Withstanding Voltage
High Temperature
Exposed to an ambient temperature of 275
Exposure
+5/-0°C for 250 ±8 hours,
Moisture Resistance
MIL-STD-202 Method 106, 7b not appli-
cable
Low Temperature
Cold chamber at a temperature of -65
Storage
±2°C for 24 ±4 hours
Vibration, High
Frequency varied 10 to 2000Hz, 200G
Frequency
peak, 2 directions 6 hours each
Load Life
1000/2000 hours at rated power, +25°C,
1.5 hours “On”, 0.5 hours “Off”
O R D E R I N G I N F O R M A T I O N
RoHS compliant
� � � � � � � � � � �
Series
Power
Ohms
Tolerance
A = 0.5
F = 1%
B = 1
J = 5%
C = 2
K E Y T O F I V E - B A N D C O D E
Band
1
2
3
4
� � �
Color
Digit
Multiplier
Black
0
0
0
x
Brown
1
1
1
x
10Ω
Red
2
2
2
x
100Ω
Orange
3
3
3
x
1KΩ
Yellow
4
4
4
x
10KΩ
Green
5
5
5
x 100KΩ
Blue
6
6
6
x
1MΩ
Violet
7
7
7
x 10MΩ
Grey
8
8
8
White
9
9
9
x 0.001Ω
Gold
x
0.1Ω
Silver
x 0.01Ω
14
Ohmite Mfg. Co.
1600 Golf Rd., Rolling Meadows, IL 60008 • 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
F E A T U R E S
• Ultra-low ohmic value series for
Current Sensing applications
• Very low inductance (<1nH at
1MHz Test)
• Miniaturized dimensions, Better
power to dimension ratios
• Use of the highest quality stan-
D
d
dard (96% Alumina) ceramic
core
• Manufacturing process–Wire
winding/Spot Welding–by
Computer Numerical Control
(CNC) machine tools to ensure
consistency of product quality.
Dim. D
Dim. d
• Encapsulated by epoxy molding
(mm/in)
(mm/in)
compound
2.54 / 0.100
0.60 / 0.024
• Advanced IC encapsulation
3.00 / 0.120
0.60 / 0.024
mold/die technologies
6.86 / 0.270
0.80 / 0.031
D E R A T I N G
100
80
Performance
60
±2.0%
40
±2.0%
20
±2.0%
±1.0%
0
0
25
±1.0%
Ambient Temperature, °C
±5.0%
S T A N D A R D P A R T N U M B E R S F O R W L S E R I E S
±2.0%
Wattage:
Series:
±2.0%
Ohms
±1.0%
0.005
0.01
0.015
±5.0%
0.02
0.025
0.03
0.05
0.10
Package
T = Tape
blank = 25pc Pack
5
Tolerance
±
1% (F)
±
2% (G)
± 0.5% (D)
± 0.25% (C)
± 0.10% (B)
± 0.05%
±
5% (J)
±
10% (K)
S P E C I F I C A T I O N S
Material
Ceramic Core: CeramTec
®
Rubalit
96% alumina
End Caps: Stainless steel, preci-
sion formed
Leads: Copper wire, 100% Sn
(Lead Free) coated
CN49W alloy resistance wire TC
±20ppm/°C
Encapsulation: SUMICON 1100/
1200 Epoxy molding compound
for IC encapsulation
Electrical
Standard Tolerance: F (1.0%),
J (5.0%)
Temperature Coefficient
(ppm/°C):
±300ppm/°C for ≤0.03Ω
±100ppm/°C for ≥0.033Ω
Maximum Working Voltage:
√PxR
50
75
100
125 150
175
0.5
1.0
WLA
WLB
WLAR005FE
WLBR005FE
WLAR01FE
WLBR01FE
WLAR015FE
WLBR015FE
WLAR02FE
WLBR02FE
WLAR025FE
WLBR025FE
WLAR03FE
WLBR03FE
WLAR05FE
WLBR05FE
WLAR10FE
WLBR10FE
www.ohmite.com
Check product availability at
To see the latest in resistor
technology click on the “What’s
New” tab at ohmite.com
2.0
WLC
WLCR01FE
WLCR015FE
WLCR02FE
WLCR025FE
WLCR03FE
WLCR05FE
WLCR10FE