MODEL SMHP
SMHP Series
•
20W High Power Resistors
•
TO-263 Surface Mount
•
RoHS Compliant.
FEATURES
•
Non-Inductive, Small, 20 Watt high power resistor.
•
TO-263 surface mount package offering a very low thermal resistance.
•
Small thin package for high density PCB installation.
•
Suitable for board mounting with either solder or clip.
APPLICATIONS
•
High frequency emitter resistors in switching power supplies.
•
High precision CRT colour video amplifiers.
•
High frequency snubber and pulse handling circuits.
•
Pulse generator load resistors.
•
In-rush current protection.
•
Bleeder Resistors.
DIMENSIONS (mm)
M
SMHP
mm
E
A
B
B
C
D
D
F
F
2.2
2.75
0.5
0.75
1.5
5.08
1.5
± 0.2
± 0.2
± 0.05
± 0.05
± 0.05
± 0.10
± 0.05
E
10.1
10.3
4.5
5.0
2.5
± mm
± 0.2
± 0.2
± 0.2
± 1.0
± 0.5
L
K
G
A
C
H
J
G
H
J
K
L
M
General Note
BI Technologies reserves the right to make changes in product specification without notice or liability
© BI Technologies Limited •
Glenrothes, Fife KY7 4NX, UK
Telephone: +44 (0) 1592 662200 • Facsimile: +44 (0) 1592 662299 • Website: www.bitechnologies.com • Email: sales@bitechnologies.co.uk
A subsidiary of TT electronics plc
SMHP Series Issue August 08
MODEL SMHP
ELECTRICAL
ITEMS
Power Rating
Thermal Resistance
Resistance Range
Nominal Resistance Series
TCR (ppm/°C)
Tolerance
Operation Temperature Range
Maximum Operating Voltage
Dielectric Withstanding Voltage
Load Life
Humidity
Temperature Cycle
Soldering Heat (Max.)
Solderability
Insulation Resistance
Vibration
0.01 - 0.09
E6
250
±5%
SPECIFICATION
20 Watt
2.25 Watt
3.3°C/ W
0.1 - 9.1
E12
100
±1% & ±5%
-55°C to +155°C
500V or √PR
2000 Vdc
∆R = ±1% +0.5
∆R = ±1% +0.5
∆R = ±1% +0.5
∆R = ±1% +0.5
Minimum 90% Coverage
Over 1,000 Meg
∆R = ±0.25% +0.5
60 Seconds
25°C, 90 min ON, 30 min OFF, 1000 Hours
40°C, 90 - 95%RH,DC 0.1W, 1000 Hours
-55°C, 30 min, +155°C, 30 min, 5 cycles
250 ± 5°C, 3 seconds
230 ± 5°C, 3 seconds
Between Terminals and Tab
10 - 220
E24
50
±1%
TEST CONDITIONS
-55°C to +25°C Flange Temperature
Without Heatsink
Resistor Hotspot to Flange
Up to 51K
also available
and 5.0
Including 2.5
For -55°C to +155°C
Notes:
1.
Electrically isolated metal tab.
2.
Contact Factory for custom products, non-standard values and tolerances
3.
Current Rating: 25A Maximum.
TAPE DIMENSIONS & ORIENTATION
5.0
0.4
1.75
16.0
4.0
2.0
11.5
24.0
16.3
Reel Dimension:
Outer Diameter: 300mm
Inner Diameter: 100mm
Width: 23.9mm Min. - 27.4mm Max.
Quantity: 500 pcs/Reel
Reel Orientation:
Units to be orientated with Pins facing Sprocket Holes.
General Note
BI Technologies reserves the right to make changes in product specification without notice or liability
© BI Technologies Limited •
Glenrothes, Fife KY7 4NX, UK
Telephone: +44 (0) 1592 662200 • Facsimile: +44 (0) 1592 662299 • Website: www.bitechnologies.com • Email: sales@bitechnologies.co.uk
A subsidiary of TT electronics plc
SMHP Series Issue August 08
MODEL SMHP
DERATING CURVE
TEMPERATURE RISE
Temperature Rise (°C)
% Power
100
120
100
80
60
40
20
0
50
0
25
70
Flange Temperature (°C)
155
10
Applied Power (W)
20
30
FR4 THERMAL PSB CHARACTERISATION
x mm
Pad Dimensions (x,y mm)
50,40
45,35
40,30
35,25
20,10
Notes:
P
90°C, 35µm
(W)
4.5
y mm
Temperature
Measurement
4
3.5
3
2
Characterisation carried out using 35µm PCB Copper pad weights, with the temperature of 90°C used as a maximum reference on the PCB.
P
90°C, 35µm
(W)
is power when the measurement point reaches 90°C.
ORDERING INFORMATION
SMHP 20
500
F
T13
Model
Tape & Reel:
13” Reel (500 pcs per reel)
Resistance Code:
0.1
50
: 0R100
: 500
(No code used for Magazines)
Tolerance:
J = 5% Tolerance
F = 1% Tolerance
First two digits significant, last digit denotes number of trailing zeros
General Note
BI Technologies reserves the right to make changes in product specification without notice or liability
© BI Technologies Limited •
Glenrothes, Fife KY7 4NX, UK
Telephone: +44 (0) 1592 662200 • Facsimile: +44 (0) 1592 662299 • Website: www.bitechnologies.com • Email: sales@bitechnologies.co.uk
A subsidiary of TT electronics plc
SMHP Series Issue August 08
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