|
|
CWA30 and CWB30 DC-DC Converters Approved for Medical Applications
Housed in a 1.0 × 2.0 × 0.4-inch package, our CWA30 and CWB30 series of DC-DC converters feature reinforced insulation of 5,000 Vac, 2 X MOPP, low leakage current and low standby power. Equipped with internal EN55032 Class A filters, units include overvoltage, overcurrent, overtemperature and short circuit protection. Both series meet RoHS, REACH and CE standards.
|
|
|
|
|
|
|
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
|
|
|
|
|
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
|
|
|
|
|
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: 12.85 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)
- Dimensions: 1.0" x 2.0" x 0.4" (25.4 x 50.8 x 10.2 mm)
- Weight: 32g (1.13oz)
- MTBF: 1.137 × 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
|
|
|
|
|
|
|
|
|