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PDF DN515 Data sheet ( Hoja de datos )

Número de pieza DN515
Descripción SUBMINIATURE PROPORTIONALLY CONTROLLED HEATER
Fabricantes ThermOptics 
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No Preview Available ! DN515 Hoja de datos, Descripción, Manual

ThermOptics®
DATA SHEET
SUBMINIATURE PROPORTIONALLY CONTROLLED HEATER
GENERAL DESCRIPTION
The DN515 is a subminiature proportionally controlled heater whose
temperature can be programmed with a single external resistor. This device is
ideally suited for regulating the temperature of sensitive electronic components
such as microwave filters and crystal oscillators. The DN515 is in a ceramic
package and can supply up to 28 watts of power from an unregulated 28 Volt
power supply.
VDD 1
+
DN515
HEATER BLOCK
DIAGRAM
TEMP.
SENSOR
4
FEATURES
• BERYLLIA BASE FOR GOOD THERMAL CONDUCTION
• REGULATION TEMPERATURE FROM 5°C ABOVE AMBIENT TO 100°C
• 28 T0 50 VOLT OPERATION
• ELECTRICALLY ISOLATED FROM THE CASE
COM.
2
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Supply Voltage
VDD 35 VDC
Reverse Voltage (Pin 1 to Pin 2)
VR
-50 VDC
Power Dissipation
PD 35 Watts
Operating Temperature
TMAX 120 °C
Storage Temperature
TMIN
-65 to +150
°C
3
OUTLINE DIMENSIONS
PIN 1
4
DAWN
DN515
DATE CODE
23
Characteristic
Supply Voltage (Pin 1 to Pin 2)
Steady State Supply Current
@ VDD = +28 Vdc
Temperature Variation over
Operating Voltage
Temperature Variation with Load
Control Temperature Range
Control Resistor Value
Pin 3 to Pin 4 (See Chart)
Maximum Control Temperature
when RS= 0 Ohms
Turn on power at start-up
@ VDD = +28 Vdc
TA ---- Ambient Temperature
Symbol
VDD
IS
!TV
!TL
TC
RS
TMAX
PD
Min
+20
0.015
TA +5
0
25
Max
+35
1.0
2
10
100
120
28
Unit
Vdc
Adc
°C
°C
°C
Ohm
°C
Watts
0.750"
0.600"
0.500"
0.070"
0.180"
BERYLLIA BASE
TWO TIMES ACTUAL SIZE
ThermOptics®

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