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Home > Polytron Power Supplies > Polytron CWA15 and CWB15 Series DC-DC Converters, 15 Watt, 2:1 and 4:1 Input Range for Medical Applications
Polytron CWA15 and CWB15 Series DC-DC Converters, 15 Watt, 2:1 and 4:1 Input Range for Medical Applications
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Price (Each): Call or e-mail for quotes or to order.
Available to Order
Item Number: CWA15/CWB15
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DC-DC Converters In 1” x 2” DIL Package Suitable for Medical Applications
Our CWA15 and CWB15 series of DC-DC converters features wide input voltage ranges of 2:1 and 4:1, respectively, high efficiency up to 90% and reinforced insulation of 5,000 Vac. Housed in a 1 x 1.6-inch package, models integrate EMI Class A filters, as well as overvoltage, overcurrent, overtemperature and short circuit protection. Both series are CE marked and meet safety approvals for medical applications, including UL 60601-1 and RoHS EU Directive 2011/65/EU.
CWA15-CWB15 Series Specification Sheet PDF
Daburn Part
Number |
Input Voltage
(Vdc) |
Output Voltage
(Vdc) |
Output Current
Full Load
(mA) |
Input Current
No Load
(mA) |
Effiency
(%) |
Max. Capacitor Load
(μF) |
| CWA15-12S5 |
9 - 18 |
5 |
3000 |
8 |
89 |
3800 |
| CWA15-12S12 |
12 |
1250 |
12 |
88.5 |
650 |
| CWA15-12S15 |
15 |
1000 |
12 |
89 |
530 |
| CWA15-12S24 |
24 |
625 |
12 |
89 |
190 |
| CWA15-24S5 |
18 - 36 |
5 |
3000 |
8 |
90 |
3800 |
| CWA15-24S12 |
12 |
1250 |
9 |
90 |
650 |
| CWA15-24S15 |
15 |
1000 |
10 |
90 |
530 |
| CWA15-24S24 |
24 |
625 |
9 |
90 |
190 |
| CWA15-48S5 |
36 - 75 |
5 |
3000 |
9 |
89.5 |
3800 |
| CWA15-48S12 |
12 |
1250 |
9 |
88 |
650 |
| CWA15-48S15 |
15 |
1000 |
9 |
89 |
530 |
| CWA15-48S24 |
24 |
625 |
9 |
88.5 |
190 |
| CWA15-12-5 |
9 - 18 |
±5 |
±1500 |
11 |
86 |
±1900 |
| CWA15-12-12 |
±12 |
±625 |
12 |
89 |
±380 |
| CWA15-12-15 |
±15 |
±500 |
14 |
89 |
±270 |
| CWA15-24-5 |
18 - 36 |
±5 |
±1500 |
11 |
86 |
±1900 |
| CWA15-24-12 |
±12 |
±625 |
9 |
90 |
±380 |
| CWA15-24-15 |
±15 |
±500 |
11 |
90 |
±270 |
| CWA15-48-5 |
36 - 75 |
±5 |
±1500 |
9 |
86 |
±1900 |
| CWA15-48-12 |
±12 |
±625 |
9 |
88.5 |
±380 |
| CWA15-48-15 |
±15 |
±500 |
9 |
89 |
±270 |
| CWB15-24S5 |
9 - 36 |
5 |
3000 |
9 |
88 |
3800 |
| CWB15-24S12 |
12 |
1250 |
10 |
88.5 |
650 |
| CWB15-24S15 |
15 |
1000 |
11 |
89 |
530 |
| CWB15-24S24 |
24 |
300 |
10 |
88 |
190 |
| CWB15-48S5 |
18 - 75 |
5 |
3000 |
9 |
89.5 |
3800 |
| CWB15-48S12 |
12 |
1250 |
9 |
88 |
650 |
| CWB15-48S15 |
15 |
1000 |
9 |
89 |
530 |
| CB15-48SS24 |
24 |
625 |
9 |
88.5 |
190 |
| CWB15-24-5 |
9 - 36 |
±5 |
±1500 |
10 |
86 |
±1900 |
| CWB15-24-12 |
±12 |
±625 |
10 |
88 |
±380 |
| CWB15-24-15 |
±15 |
±500 |
12 |
89 |
±270 |
| CWB15-48-5 |
18 - 75 |
±5 |
±1500 |
9 |
86 |
±1900 |
| CWB15-48-12 |
±12 |
±625 |
9 |
88.5 |
±380 |
| CWB15-48-15 |
±15 |
±500 |
9 |
89 |
±270 |
Input and Output Specifications:
INPUT
- Voltage range, Vdc:
- 9 Min., 12 Typ., 18 Max. 12 Vin (nom), 2:1
- 18 Min., 24 Typ., 36 Max. 24 Vin (nom), 2:1
- 36 Min., 48 Typ., 75 Max. 48 Vin (nom), 2:1
- 9 Min., 24 Typ., 36 Max. 24 Vin (nom), 4:1
- 18 Min., 48 Typ., 75 Max. 48 Vin (nom), 4:1
- Start up voltage, Vdc
- 9 Max. 12 Vin (nom), 2:1
- 18 Max. 24 Vin (nom), 2:1
- 36 Max. 48 Vin (nom), 2:1
- 9 Max. 24 Vin (nom), 4:1
- 18 Max. 48 Vin (nom), 4:1
- Shutdown voltage, Vdc
- 7.8 Min., 8 Typ., 8.6 Max. 12 Vin (nom), 2:1
- 15.8 Min., 16 Typ., 17.4 Max. 24 Vin (nom), 2:1
- 32 Min., 33 Typ., 34 Max. 48 Vin (nom), 2:1
- 7.8 Min., 8 Typ., 8.6 Max. 24 Vin (nom), 4:1
- 15.8 Min., 16 Typ., 17.4 Max. 48 Vin (nom), 4:1
- Start up time, ms
- 30 Typ., 60 Max. Power up, Constant resistive load
- 30 Typ., 60 Max. Remote ON/OFF
- Input surge voltage, Vdc
- 3 seconds, Max.
- 25 Max. 12 Vin (nom), 2:1
- 50 Max. 24 Vin (nom), 2:1
- 100 Max. 48 Vin (nom), 2:1
- 50 Max. 24 Vin (nom), 4:1
- 100 Max. 48 Vin (nom), 4:1
- Input filter: Pi type
- Remote ON/OFF, mA
- Referred to - Vin pin
- Open or 3.5 - 12 Vdc DC-DC ON, Positive logic
- Short or 0 - 1.2 Vdc DC-DC OFF, Positive logic
- Short or 0 - 1.2 Vdc DC-DC ON, Negative logic
- Open or 3.5 - 12 Vdc DC-DC OFF, Positive logic
- -0.5 Min., 1 Max. Input current of Ctrl pin
- 2.5 Typ. Remote off input current
OUTPUT
- Voltage accuracy, % -1 Min., 1 Max.
- Line regulation, %:
- -0.2 Min., 0.2 Max. Low line to high line at full load, Single
- -0.5, 0.5 Dual
- Load regulation, %:
- -0.2 Min., 0.2 Max. No load to full load, Single
- -1 Min., 1 Max. Dual
- Cross regulation, %: -5 Min., 5 Max. Asymmetrical load 25%/100% FL, Dual
- Voltage adjustability, %:
- -10 Min., 10 Max. Single output, 5Vout, 12Vout
- -10 Min., 20 Max. 15Vout, 24Vout
- Ripple and noise, mVp-p:
- Measured by 20MHz bandwidth
- 50 Typ. Single, 5Vout, With a 10µF/25V X7R MLCC
- 75 Typ. Single, 12Vout, With a 10µF/25V X7R MLCC
- 75 Typ. Single, 15Vout, With a 10µF/25V X7R MLCC
- 100 Typ. Single, 24Vout, With a 4.7µF/50V X7R MLCC
- 50 Typ. Dual, ±5Vout, With a 10µF/25V X7R MLCC
- 75 Typ. Dual, ±12Vout, With a 10µF/25V X7R MLCC
- 75 Typ. Dual, ±15Vout, With a 10µF/25V X7R MLCC
- Temperature coefficient, %/ºC: -0.02 Min., 0.02 Max
- Transient response recovery time, μs: 250 Typ. 25% load step change
- Over voltage protection, Vdc:
- 6.2, 5Vout, Zener diode clamp
- 15, 12Vout
- 20, 15Vout
- 30, 24Vout
- Short circuit protection: Continuous, automatic recovery
More Specifications:
GENERAL
- Isolation Voltage, Vac: 1 minute, input to output, reinforced insulation for 250 Vac working voltage, 5000 Min.
- Isolation capacitance, pF: 20 Typ.
- Leakage currect, μA: 240 Vac, 60 Hz, 2 Typ., 2.5 Max.
- Switching frequency, kHz: 225 Min., 250 Typ., 285 Max.
- Clearance/creepage, mm: 8 Min.
ENVIRONMENTAL
- Operating ambient temperature °C:
- With derating -40 Min. +105 Max.
- Maximum case temperature, °C: +105 Max.
- Over temperature protection °C: 115 Typ.
- Storage temperature range: -55 Min., 125 Max.
- Thermal impedance: 15.5 Typ.
- Operating Altitude, m: 5000 Max.
- Thermal shock: MIL-STD-810-F
- Vibration: MIL-STD-810-F
- Relative humidity: 5% to 95% RH
PHYSICAL
- Design meet safety standard:
- IEC/EN/ANSI/AAMI ES 60601-1, UL:E360199
- IEC/EN/UL 60950-1, 62368-1, UL;E193009, CB:UL(Demko)
- Case material: Non-conductive black plastic
- Base material: Non-conductive black plastic
- Potting material: Silicone, (UL94 V-0)
- Dimensions:
- Weight: 24g (0.85oz)
- MTBF: 2.080 × 106 hrs , MIL-HDBK-217F, Full load
EMC SPECIFICATIONS
- EMI: EN55011, EN55032 and FCC Part 18, Without external components, Class A | With external components, Class B
- ESD: EN61000-4-2, Air ±15kV and Contact ±8kV, Perf. Criteria A
- Radiated Immunity: EN61000-4-3, 10V/m, Perf. Criteria A
- Fast transient(1): EN61000-4-4, ±2KV, Perf. Criteria A
- Surge(1): EN61000-4-5, ±2KV, Perf. Criteria A
- Conducted Immunity: EN61000-4-6, 10 Vr.m.s, Perf. Criteria A
- Power Frequency Magnetic Field: EN61000-4-8, 100 A/m continuous; 1000 A/m 1 second, Perf. Criteria A
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