Daburn Electronics & Cable Corp.
224 Pegasus Ave. Northvale, NJ 07647
Telephone: 201-768-5400    Fax: 201-768-9642
E-Mail: daburn@daburn.com    Web site: www.daburn.com
All Categories > POLYTRON POWER SUPPLIES > CWA15 and CWB15 Series 1 x 2 Inch (in) DIL Package DC-DC Converters for Medical Applications > Item # CWB15-24S5  


Item # CWB15-24S5, CWB15 Series 9 to 36 Volt (V) Input Voltage (Vdc) 1 x 2 Inch (in) DIL Package DC-DC Converter for Medical Applications

List Price QUOTE

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.





Specifications  · Input Specifications  · Output Specifications  · More Specifications

Specifications

Brands

Polytron Devices

Input Voltage (Vdc)

9 to 36 V

Output Voltage (Vdc)

5 V

Output Current at Full Load

3000 mA

Input Current at No Load

9 mA

Efficiency

88 %

Maximum Capacitor Load

3800 µF

Power

15 to 30 W

Input Range

2:1
4:1

Industry Standards/Certifications

European Conformity (CE)
Restriction of Hazardous Substances Directive (RoHS) EU Directive 2011/65/EU

Underwriters Laboratories (UL 60601-1)


Input Specifications

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 Specifications

Minimum Voltage Accuracy

-1 %

Maximum Voltage Accuracy

1 %

Line Regulation Percent (%)

  • -0.2 Min., 0.2 Max. Low line to high line at full load, Single
  • -0.5, 0.5 Dual

Load Regulation Percent (%)

  • -0.2 Min., 0.2 Max. No load to full load, Single
  • -1 Min., 1 Max. Dual

Minimum Cross Regulation1

-5 %

Maximum Cross Regulation2

5 %

Voltage Adjustability Percent (%)

  • -10 Min., 10 Max. Single output, 5Vout, 12 Vout
  • -10 Min., 20 Max. 15 Vout, 24 Vout

Ripple and Noise (mVp-p)

  • Measured by 20MHz bandwidth
  • 50 Typ. Single, 5 Vout, With a 10µF/25V X7R MLCC
  • 75 Typ. Single, 12 Vout, With a 10µF/25V X7R MLCC
  • 75 Typ. Single, 15 Vout, With a 10µF/25V X7R MLCC
  • 100 Typ. Single, 24 Vout, With a 4.7µF/50V X7R MLCC
  • 50 Typ. Dual, ±5 Vout, With a 10µF/25V X7R MLCC
  • 75 Typ. Dual, ±12 Vout, With a 10µF/25V X7R MLCC
  • 75 Typ. Dual, ±15 Vout, With a 10µF/25V X7R MLCC

Typical Transient Response Recovery Time3

250 µs

Over Voltage Protection (Vdc)

  • 6.2, 5 Vout, Zener diode clamp
  • 15, 12 Vout
  • 20, 15 Vout
  • 30, 24 Vout

Short Circuit Protection

Continuous
Automatic Recovery
1 Asymmetrical load 25%/100% FL, Dual
2 Asymmetrical load 25%/100% FL, Dual
3 25% load step change


More Specifications

General Specifications

  • Isolation Voltage, Vac: 1 minute, input to output, reinforced insulation for 250 Vac working voltage, 5000 Min.
  • Isolation capacitance, pF: 20 Typ.
  • Leakage current, 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 Specifications

  • Operating ambient temperature ºC:
    • With derating -40 Min. +105 Max.
  • Maximum case temperature, ºC: +105 Max.
  • Over temperature protection ºC: 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 Specifications

  • 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)
  • 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: EN61000-4-4, ±2KV, Perf. Criteria A
  • Surge: 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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