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 DC/DC Converter
TEL 3 Series
Features
Wide 2 : 1 Input Range High Efficiency up to 81% Full SMD-Design Indefinite Short-Circuit Protection 24-pin DIP Plastic Package Pin-compatible with TEM-3 / TED 2 Year Product Warranty
3 Watt
The TEL 3 series is a range of isolated 3 W converter in DIL-24 package offering wide 2:1 input voltage range. Further features are high efficiency which allows operation temperature up to 75C without derating and low output noise. This product series provides an economical solution for many cost critical applications in industrial and consumer electronics.
Models
Ordercode TEL 3-0511 TEL 3-0512 TEL 3-0513 TEL 3-0522 TEL 3-0523 TEL 3-1211 TEL 3-1212 TEL 3-1213 TEL 3-1222 TEL 3-1223 TEL 3-2411 TEL 3-2412 TEL 3-2413 TEL 3-2422 TEL 3-2423 TEL 3-4811 TEL 3-4812 TEL 3-4813 TEL 3-4822 TEL 3-4823 Input voltage range Output voltage 5 12 15 12 15 5 12 15 12 15 5 12 15 12 15 5 12 15 12 15 VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC Output current max. 600 250 200 125 100 600 250 200 125 100 600 250 200 125 100 600 250 200 125 100 mA mA mA mA mA mA mA mA mA mA mA mA mA mA mA mA mA mA mA mA Efficiency typ. 70 74 74 74 74 76 80 80 80 80 77 81 81 81 81 % % % % % % % % % % % % % % %
4.5 - 9.0 VDC
9 - 18 VDC
18 - 36 VDC
36 - 75 VDC
77 % 81 % 81 % 81 % 81 %
www.tracopower.com
Page 1
DC/DC Converter
TEL 3 Series 3 Watt
Input Specifications
Input current (no load) 5 Vin models 12 Vin models 24 Vin models 48 Vin models 5 Vin models 12 Vin models 24 Vin models 48 Vin models 5 Vin models 12 Vin models 24 Vin models 48 Vin models 40 20 5 3 820 320 155 80 11 25 50 100 mA typ. mA typ. mA typ. mA typ. mA typ. mA typ. mA typ. mA typ. VDC VDC VDC VDC
Input current (full load)
Surge voltage (1 sec. max.)
Reverse voltage protection
1.0 A max. 1% 0.5 % max. 0.5 % max. 1.0 % max. 2.0 % max 60 mVpk-pk typ. 0.02 % / C > 110% Iout max., constant current Hiccup mode, indefinite (automatic recovery) 2000 F max. 1000 F max. - 25 C ... + 75 C + 95 C max. - 40 C ... + 125 C 95 % rel H max. >1 Mio. h @ + 25 C 1000 VDC 500 pF typ > 1`000 M Ohm 300 kHz typ. (Pulse frequency modulation PFM) UL 1950, EN 60950, IEC 60950 Compliance up to 60 VDC input voltage (SELV limit) UL/cUL File E188913
Output Specifications
Voltage set accuracy Regulation - Input variation Vin min. to Vin max. - Load variation 5 - 100 % - single output models - dual output models balanced load - dual output models unbalanced load Ripple and noise (20 MHz Bandwidth) Temperature coefficient Output current limitation Short circuit protection Capacitive load single output models dual output models
General Specifications
Temperature ranges - Operating - Case - Storage
Humidity (non condensing) Reliability, calculated MTBF (MIL-HDBK-217 E) Isolation voltage Isolation capacity Isolation resistance Switching frequency Safety standards Input/Output/Case Input/Output Input/Output (500 VDC)
Safety approvals
All specifications valid at nominal input voltage, full load and +25C after warm-up time unless otherwise stated. www.tracopower.com Page 2
DC/DC Converter
TEL 3 Series 3 Watt
Physical Specifications
Case material Weight Soldering temperature non conductive black plastic (flammability to UL 94V-0) 12 g (0.42 oz) max. 250 C / 10 sec.
Outline Dimensions mm (inches)
Pin-Out
(0.787)
123
1 10 1 12
(0.6)
Pin 1 2 3 10 11 12
(0.394)
Single +Vin (Vcc) No function No function -Vout +Vout -Vin (GND) -Vin (GND) +Vout -Vout No function No function +Vin (Vcc)
Dual +Vin (Vcc) -Vout Common Common +Vout -Vin (GND) -Vin (GND) +Vout Common Common -Vout +Vin (Vcc)
15.24
15 14 13
Bottom View 24 23 22
(0.094)
2.4
20.0
10.0
13 14 15 22 23 24
2.0
(0.079)
2.54 2.54 (0.1) (0.1)
17.78 27.94
(0.7) (1.1)
2.54 2.54 (0.1) (0.1)
32.0 (1.26)
Pin diameter o 0.5 0.05 (0.02) Tolerances 0.5 (0.02)
0.002
Specifications can be changed without notice
Rev. 07/01
Jenatschstrasse 1 * CH-8002 Zurich * Switzerland Tel. +41-1284 2911 * Fax +41-1201 1168 * e-mail: sales@traco.ch
(0.18)
4.5
*
internet: http://www.tracopower.com
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