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Home > Polytron Power Supplies > Polytron TWA3 Series DC-DC Converters, 3 Watt Single & Dual Output, 24 Pin DIP Package 1.25” x 0.80” x 0.50”
Polytron TWA3 Series DC-DC Converters, 3 Watt Single & Dual Output, 24 Pin DIP Package 1.25” x 0.80” x 0.50”
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Product Options
| Daburn Part Number: |
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With no external components, our 3 watt single output TWA3 series DC-DC converter has short circuit protection, a 2:1 wide input range and new 3.3 Vdc outputs. Dual output models are also available.
- 3 Watt
- Single and Dual Output
- Regulated 24 Pin DIP Package
- 2:1 Wide Input Range
- 500 Vdc Input/Output Isolation
- Efficiency to 76% @ FL
- Short Circuit Protection
- No External Components
- New 3.3 Vdc Outputs
Dimensions: 1.25” x 0.80” x 0.50”
TWA3 Series Specification Sheet PDF
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Input Current (mA) |
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Daburn Part
Number |
Input Voltage
(Vdc) |
Output Voltage
(Vdc) |
Output Current
(mA) |
No Load |
Full Load |
Case |
| Single Output |
| TWA3-5S33 |
5 |
3.3 |
600 |
14.1 |
649 |
B |
| TWA3-5S5 |
5 |
500 |
60 |
720 |
B |
| TWA3-5S12 |
12 |
250 |
170 |
930 |
B |
| TWA3-5S15 |
15 |
200 |
140 |
880 |
B |
| TWA3-12S33 |
12 |
3.3 |
600 |
15.9 |
266 |
B |
| TWA3-12S5 |
5 |
500 |
30 |
300 |
B |
| TWA3-12S12 |
12 |
250 |
30 |
340 |
B |
| TWA3-12S15 |
15 |
200 |
35 |
375 |
B |
| TWA3-24S33 |
24 |
3.3 |
600 |
10 |
126 |
B |
| TWA3-24S5 |
5 |
500 |
15 |
165 |
B |
| TWA3-24S12 |
12 |
250 |
15 |
165 |
B |
| TWA3-24S15 |
15 |
200 |
20 |
170 |
B |
| TWA3-48S33 |
48 |
3.3 |
600 |
3.2 |
61 |
B |
| TWA3-48S5 |
5 |
500 |
15 |
80 |
B |
| TWA3-48S12 |
12 |
250 |
15 |
85 |
B |
| TWA3-48S15 |
15 |
200 |
10 |
95 |
B |
| Dual Output |
| TWA3-5-5 |
5 |
±5 |
±250 |
140 |
810 |
B |
| TWA3-5-12 |
±12 |
±125 |
180 |
900 |
B |
| TWA3-S-15 |
±15 |
±100 |
180 |
1000 |
B |
| TWA3-12-5 |
12 |
±5 |
±250 |
100 |
300 |
B |
| TWA3-12-12 |
±12 |
±125 |
75 |
360 |
B |
| TWA3-12-15 |
±15 |
±100 |
60 |
350 |
B |
| TWA3-24-5 |
24 |
±5 |
±250 |
30 |
150 |
B |
| TWA3-24-12 |
±12 |
±125 |
30 |
180 |
B |
| TWA3-24-15 |
±15 |
±100 |
30 |
120 |
B |
| TWA3-48-5 |
48 |
±5 |
±250 |
20 |
80 |
B |
| TWA3-48-12 |
±12 |
±125 |
20 |
85 |
B |
| TWA3-48-15 |
±15 |
±100 |
20 |
90 |
B |
Input and Output Specifications:
INPUT
Input Voltages:
- 5 Vdc: 4.5 - 6.0 Vdc
- 12 Vdc: 9 - 18 and 9 - 36 Vdc
- 24 Vdc: 18 - 36 and 18 - 72 Vdc
- 48 Vdc: 36 - 72 Vdc
OUTPUT
- Voltage Accuracy: ±3% max.
- Voltage Stability: 0.5% max.
- Line Regulation: 1% max.
- Load Regulation: 1% max.
- Ripple Noise of 20MHz Bw: 0.5 - 1% p-p max.
- Temperature Coefficient (at FL): 0.02% °C max.
- Short Circuit Protection: Continuous
- Stability: 0.5% max.
More Specifications:
GENERAL
- Efficiency: 76% max. at FL
- Isolation Voltage: 500 Vdc min.
- Isolation Resistance: 1000 MOhms
- Switching Frequency: 25 KHz min.
ENVIRONMENTAL
- Operating Temperature Range: -25 to 71°C
- Storage Temperature Range: -55 to 105°C
- Derating: None
- Cooling: Free Air Convection
- Humidity: 25 - 95% RH Non-Condensing
PHYSICAL
- Case Material: Non-Conductive Black Plastic
- Weight: 0.5 oz. (14.3 g)
- Dimensions: 1.25” x 0.80” x 0.50”
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Extra wide input range (4.5-13.2V, 9-18V, 18-36V, 36-75V), wide temperature range (-40 to +105º C) and high efficiency up to 86 percent. Housed in a SIP 8 package, devices have no minimum load requirement and include remote ON/OFF, short cir. protection.
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Extra wide input range (4.5–18 V, 9–36 V and 18–75 V), wide temperature range (-40 to +105º C) and high efficiency up to 82 percent. Housed in a SIP 8 package, no minimum load requirement, remote ON/OFF, short circuit and undervoltage protection.
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Regulated design, wide input voltage range. Our 2 watt single and dual DC-DC converter offers continuous short circuit protection and has low ripple and noise. This design also features an external on/off control and a SIP package of 0.86" x 0.36" x 0.44"
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Our 3 watt single and dual output DC-DC converter with a 4:1 input voltage range provides continuous short circuit protection, a SIP package of 0.86" x 0.36" x 0.44" and 82% efficiency. This design also has an external on/off control and is RoHS compliant
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With a high performance pi input filter, our highly efficient and reliable 3 watt single and dual DC-DC converter has highly regulated isolated outputs, 100% burn-in, and no external components. Isolated, Regulated 24 Pin DIP Package.
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