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TCH35P2R20JE Datasheet(PDF) 1 Page - Ohmite Mfg. Co.

Part # TCH35P2R20JE
Description  35 Watt TO220 Package Thick Film Power
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Manufacturer  OHMITE [Ohmite Mfg. Co.]
Direct Link  http://www.ohmite.com
Logo OHMITE - Ohmite Mfg. Co.

TCH35P2R20JE Datasheet(HTML) 1 Page - Ohmite Mfg. Co.

  TCH35P2R20JE Datasheet HTML 1Page - Ohmite Mfg. Co.  
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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
57
TCH Series
35 Watt TO220 Package
Thick Film Power
0.390–0.410"
(9.91–10.41mm)
0.112–0.120"
(2.85–3.05mm)
0.046–0.054"
(1.17–1.37mm)
0.027–0.034"
(0.70–0.86mm)
0.500–0.579"
(12.70–14.70mm)
0.190–0.210"
(4.83–5.33mm)
0.047–0.055"
(1.20–1.40mm)
0.230–0.250"
(5.85–6.35mm)
0.571–0.591"
(14.50–15.00mm)
0.157" max.
(5.00mm)
0.022–0.028"
(0.55–0.70mm)
0.159–0.190"
(4.06–4.82mm)
0.080–0.089"
(2.05–2.25mm)
Ohmite’s TCH35 TO220 pack-
age resistor provides 35W
of steady state power when
properly used in today’s well
defined heat sink applications.
These very low induction
resistors are built under pro-
prietary processes that deliver
more power handling capabil-
ity than other TO220 package
resistors of similar size.
Standard terminal forms are
provided for manual or auto-
matic insertion.
A single screw mounting tab
connects to the heat sink and
should be accompanied by the
use of a thermal compound.
The TCH35 Series offers a low
thermal resistance to the heat
sink of <4.28°C/W.
Fea T ures
• 35W Power Rating @ 25°C
• Very Low Inductance Design
• Single Screw Mounting
• Low Thermal Resistance to Heat
Sink @ RTH<4.28°C/W
• Resistance Element is Electrically
Insulated from Metal Heat Sink
Mounting Tab
a PP lica T i O ns
• Switching Power Supplies
• Snubbers
• High Frequency
• Voltage Regulation
• Low Energy Pulse Loading
sP eci F ica T i O ns
Electrical
Resistance Range: 0.1
Ω to 10KΩ
(higher values on request subject
to derating)
Resistance Tolerance:
± 5% standard
± 1% available on request
Temperature Coefficient:
Referenced to 25°C,
∆R taken at +105°C
10
Ω and above: ±50 ppm°C
For under 10
Ω:
0R6 - 9R9 ....... 100PPM
0R4 - 0R59 ..... 150PPM
0R2 - 0R39 ..... 250PPM
0R1 - 0R19 ..... 500PPM
0R05 - 0R09 ... 1000PPM
Max. Operating Voltage: 350V
Dielectric Strength: 1800 VAC
Insulation Resistance: 10G
Ω
min.
Momentary Overload: 2x rated
power for 5 seconds as long as
the applied voltage
≤1.5 times
the continuous operating voltage,
where
∆R ±(0.3% + 0.01Ω) max
Terminal Material: Copper
Terminal Plating: Lead Free
Solder (97% Tin, 3% Silver)
Maximum Torque: 0.9 Nm
Power Rating: 35 Watts @ 25°C
case temperature; see derating
curve, below
Working Temperature Range:
-55°C to +175°C
Solder Process: The TCH35 can-
not exceed 260°C for more than
10 seconds during soldering
process.
Tes T da T a
load life
MIL-R-39009, 2000 Hours @ Rated Pwr
∆R = ± (1.0% + 0.01) Ω
Thermal shock
MIL-R-STD-202, Method 107, Cond. F
∆R = ± (0.3% + 0.01) Ω max
High Freq Vibration MIL-R-STD-202, Method 204, Cond. D
∆R = ± (0.2% + 0.01) Ω max
Terminal strength
MIL-R-STD-202, Method 211, Cond. A
∆R = ± (0.2% + 0.01) Ω max
(Pull Test) 2.4N
Moisture resistance MIL-R-STD-202, Method 106
∆R = ± (0.5% + 0.01) Ω max
sT andard p ar T numbers
O rder I n G I n FO rma TIO n
d era TI n G Curve
pulse- FO rm
Ohm Value
Example:
2R40 = 2.4 Ohms
2K40 = 2400 Ohms
Tolerance
F = 1%
J = 5% Standard
Series
TCH35P10R0JE
Package Code
RoHS Compliant
Non-compliant
version unavailable
Time, ms.
0.001
0.01
0.1
1
10
100
1,000
100,000
1
10
100
10,000
0.1
1,000
10,000
100,000
0.01
TAH20
TCH35
TDH35
175
100
Case Temperature,
°C
60
20
0
050
100
150
25
75
125
80
40
20/35
16/28
12/21
8/14
4/ 7
0
TAH/TCH
TCH
TAH
E-function, time between two pulses: 1 sec.
TCH35P100RJE
TCH35P10K0JE
TCH35P10ROJE
TCH35P150RJE
TCH35P15R0JE
TCH35P1K00JE
TCH35P1K50JE
TCH35P1R00JE
TCH35P1R50JE
TCH35P200RJE
TCH35P20R0JE
TCH35P220RJE
TCH35P22R0JE
TCH35P240RJE
TCH35P24R0JE
TCH35P2K00JE
TCH35P2K20JE
TCH35P2K40JE
TCH35P2R00JE
TCH35P2R20JE
TCH35P2R40JE
TCH35P330RJE
TCH35P33R0JE
TCH35P390RJE
TCH35P39R0JE
TCH35P3K30JE
TCH35P3K90JE
TCH35P3R30JE
TCH35P3R90JE
TCH35P470RJE
TCH35P47R0JE
TCH35P4K70JE
TCH35P4R70JE
TCH35P510RJE
TCH35P51R0JE
TCH35P5K10JE
TCH35P5R10JE
TCH35P5R60JE
TCH35P750RJE
TCH35P75R0JE
TCH35P7K50JE
TCH35P7R50JE
TCH35PR100JE
TCH35PR150JE
TCH35PR200JE
TCH35PR220JE
TCH35PR240JE
TCH35PR330JE
TCH35PR390JE
TCH35PR470JE
TCH35PR510JE
TCH35PR560JE
TCH35PR750JE
TCH35PRO50JE
Check product availability at
www.ohmite.com


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