• +44 (0)1793 784389
Schaefer 150 CH Series

150 CH Series

  • Schaefer's low power CH series DC/DC converters feature input/output isolation, continuous short circuit protection, wide temperature range and industrial grade build quality.

    Available in three different mounting packages these units find application in the industrial and automotive sectors.

    Find the component you are looking for in the table below or call us on 01793 784389 and talk to one of our technical sales team.

    Input Voltage 18 – 36 VDC

    Part Number Output Voltage (V) Output Voltage Range (V) Max. Output Current (A) Avg. Output Power (W)
    CH 220 5 4.5 – 5.5 20 100
    CH 221 9 8 – 10 15 135
    CH 222 12 11 – 13 12 144
    CH 223 15 14 – 16 10 150
    CH 224 24 23 – 26 6 144
    CH 225 28 26 – 30 5 140
    CH 226 60 58 – 68 2.3 138
    CH 229 48 45 – 55 3 144

    Input Voltage 36 – 75 VDC

    Part Number Output Voltage (V) Output Voltage Range (V) Max. Output Current (A) Avg. Output Power (W)
    CH 230 5 4.5 – 5.5 20 100
    CH 231 9 8 – 10 15 135
    CH 232 12 11 – 13 12 144
    CH 233 15 14 – 16 10 150
    CH 234 24 23 – 26 6 144
    CH 235 28 26 – 30 5 140
    CH 239 48 45 – 55 3 144
    CH 236 60 58 – 68 2.3 138

    Input Voltage 45 – 90 VDC

    Part Number Output Voltage (V) Output Voltage Range (V) Max. Output Current (A) Avg. Output Power (W)
    CH 240 5 4.5 – 5.5 20 100
    CH 241 9 8 – 10 15 135
    CH 242 12 11 – 13 12 144
    CH 243 15 14 – 16 10 150
    CH 244 24 23 – 26 6 144
    CH 245 28 26 – 30 5 140
    CH 249 48 45 – 55 3 144
    CH 246 60 58 – 68 2.3 138

    Input Voltage 80 – 160 VDC

    Part Number Output Voltage (V) Output Voltage Range (V) Max. Output Current (A) Avg. Output Power (W)
    CH 250 5 4.5 – 5.5 20 100
    CH 251 9 8 – 10 15 135
    CH 252 12 11 – 13 12 144
    CH 253 15 14 – 16 10 150
    CH 254 24 23 – 26 6 144
    CH 255 28 26 – 30 5 140
    CH 259 48 45 – 55 3 144
    CH 256 60 58 – 68 2.3 138

    Input Voltage 160 – 320 VDC

    Part Number Output Voltage (V) Output Voltage Range (V) Max. Output Current (A) Avg. Output Power (W)
    CH 270 5 4.5 – 5.5 20 100
    CH 271 9 8 – 10 15 135
    CH 272 12 11 – 13 12 144
    CH 273 15 14 – 16 10 150
    CH 274 24 23 – 26 6 144
    CH 275 28 26 – 30 5 140
    CH 279 48 45 – 55 3 144
    CH 276 60 58 – 68 2.3 138
  • Efficiency
    80 - 92% typical

    Overload Protection
    Current limited to 105 - 110 % nominal value

    Overvoltage Protection
    OVP switches off module with automatic return to operation

    Cooling Method
    Air cooled (natural convection)

    Operating Temperature
    -20 to +75 deg.C (optional -40 to 75 deg.C)
    Derate 2.5% per deg.C over 55 deg.C

    Protection Category
    IP20 acc. to EN 60529
    (other upon request)

    Conducted & Radiated EMI
    Acc. to EN 61000-6-4, class A (optional class B)

    Safety Category
    Acc. to EN 60950-1 / EN 50178

    Dimensions
    Eurorack: 3U x 10TE x 165 mm
    Chassis mount: 138 x 76 x 195 mm
    DIN rail mount: 109 x 76 x 193.5 mm

    Weight
    Eurorack: 0.7 kg
    Chassis mount: 1.05 kg
    DIN rail mount: 1 kg

More Information?

Telephone +44 (0)1793 784389 or email: sales@ppm.co.uk