Wide-input power modules – QMC-18/28/48/W24/W48
The QMC power module family is described by the configuration-specific ratings in the following tables. DC/DC isolated conversion. Maximum output power: 25W. Input undervoltage protection. Refer to the selection table, pin assignments and application guidance for the selected configuration.
Input voltage (V)
Output voltage (V)
Output current (A)
Ratings apply to the selected configuration. See the datasheet for test conditions and model designation notes.
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Wide-input power modules - QMC-18/28/48/W24/W48
The QMC power module family is described by the configuration-specific ratings in the following tables. DC/DC isolated conversion. Maximum output power: 25W. Input undervoltage protection. Refer to the selection table, pin assignments and application guidance for the selected configuration.
- DC/DC isolated conversion
- Maximum output power: 25W
- Input undervoltage protection
- Output overcurrent, short-circuit protection
- Single- and dual-output options
- Operating temperature (Tc): -55°C to 105°C
- Storage temperature: -55°C to 125°C
Product Selection
| Model | Input voltage (V) | Output voltage (V) | Output current (A) | Efficiency (%) Typical | Capacitive load (µF) max. | Ripple (mV) Typical |
|---|---|---|---|---|---|---|
| QMC5-5S05SXM | 4.5 to 9 | 5 | 1 | 78 | 470 | 50 |
| QMC5-5D15SXM | 4.5 to 9 | ±15 | ±0.17 | 79 | 68 | 80 |
| QMC10-18S05SPM | 9 to 36 | 5 | 2 | 82 | 1000 | 50 |
| QMC10-18S06SPM | 9 to 36 | 6 | 1.67 | 82 | 1000 | 50 |
| QMC10-18S09SPM | 9 to 36 | 9 | 1.12 | 82 | 1000 | 80 |
| QMC10-18S12SPM | 9 to 36 | 12 | 0.83 | 84 | 470 | 80 |
| QMC10-18S15SPM | 9 to 36 | 15 | 0.67 | 84 | 470 | 80 |
| QMC10-18S24SPM | 9 to 36 | 24 | 0.42 | 84 | 220 | 80 |
| QMC10-18S28SPM | 9 to 36 | 28 | 0.36 | 83 | 220 | 80 |
| QMC10-18D05SPM | 9 to 36 | ±5 | ±1 | 82 | 470 | 50 |
| QMC10-18D10SPM | 9 to 36 | ±10 | ±0.5 | 83 | 220 | 50 |
| QMC10-18D12SPM | 9 to 36 | ±12 | ±0.42 | 83 | 220 | 80 |
| QMC10-18D15SPM | 9 to 36 | ±15 | ±0.34 | 83 | 220 | 80 |
| QMC10-28S05SPM | 16 to 40 | 5 | 2 | 83 | 470 | 50 |
| QMC10-28S07SPM | 16 to 40 | 7 | 1.43 | 83 | 470 | 50 |
| QMC10-28S09SPM | 16 to 40 | 9 | 1.12 | 82 | 470 | 80 |
| QMC10-28S12SPM | 16 to 40 | 12 | 0.83 | 84 | 470 | 80 |
| QMC10-28S15SPM | 16 to 40 | 15 | 0.67 | 84 | 470 | 80 |
| QMC10-28S24SPM | 16 to 40 | 24 | 0.42 | 85 | 220 | 80 |
| QMC10-28S28SPM | 16 to 40 | 28 | 0.36 | 85 | 220 | 80 |
| QMC10-28S56SPM | 16 to 40 | 56 | 0.18 | 88 | 100 | 100 |
| QMC10-28D05SPM | 16 to 40 | ±5 | ±1 | 81 | 220 | 50 |
| QMC10-28D12SPM | 16 to 40 | ±12 | ±0.42 | 82 | 220 | 80 |
| QMC10-28D15SPM | 16 to 40 | ±15 | ±0.34 | 83 | 220 | 80 |
| QMC15-28S05SPM | 16 to 40 | 5 | 3 | 81 | 470 | 50 |
| QMC15-28S06SPM | 16 to 40 | 6 | 2.5 | 84 | 470 | 50 |
| QMC15-28S09SPM | 16 to 40 | 9 | 1.67 | 84 | 470 | 50 |
| QMC15-28S12SPM | 16 to 40 | 12 | 1.25 | 84 | 220 | 50 |
| QMC15-28S15SPM | 16 to 40 | 15 | 1 | 85 | 220 | 80 |
| QMC15-28S20SPM | 16 to 40 | 20 | 0.75 | 84 | 220 | 80 |
| QMC15-28S24SPM | 16 to 40 | 24 | 0.63 | 85 | 220 | 80 |
| QMC15-28S28SPM | 16 to 40 | 28 | 0.54 | 83 | 220 | 80 |
| QMC15-28D12SPM | 16 to 40 | ±12 | ±0.63 | 83 | 220 | 80 |
| QMC15-28D15SPM | 16 to 40 | ±15 | ±0.47 | 83 | 220 | 80 |
| QMC10-48S05SPM | 36 to 75 | 5 | 2 | 82 | 470 | 50 |
| QMC10-48S06SPM | 36 to 75 | 6 | 1.67 | 82 | 470 | 50 |
| QMC10-48S12SPM | 36 to 75 | 12 | 0.83 | 83 | 470 | 80 |
| QMC15-48S05SPM | 36 to 75 | 5 | 3 | 82 | 470 | 50 |
| QMC15-48S06SPM | 36 to 75 | 6 | 2.5 | 82 | 470 | 50 |
| QMC15-48S12SPM | 36 to 75 | 12 | 1.25 | 83 | 220 | 100 |
| QMC15-48S48SPM | 36 to 75 | 48 | 0.32 | 83 | 220 | 150 |
| QMC15-W48S05SPM | 18 to 75 | 5 | 3 | 87 | 330 | 50 |
| QMC15-W48S12SPM | 18 to 75 | 12 | 1.25 | 89 | 220 | 80 |
| QMC15-W48S15SPM | 18 to 75 | 15 | 1 | 89 | 220 | 80 |
| QMC15-W48S24SPM | 18 to 75 | 24 | 0.63 | 90 | 220 | 120 |
| QMC15-W48S28SPM | 18 to 75 | 28 | 0.54 | 90 | 220 | 120 |
| QMC20-W24S05SPM | 9 to 40 | 5 | 4 | 88 | 2000 | 50 |
| QMC15-W24S07SPM | 9 to 40 | 7 | 2.14 | 87 | 1000 | 50 |
| QMC25-W24S12SPM | 9 to 40 | 12 | 2.08 | 87 | 1000 | 120 |
| QMC25-W24S28SPM | 9 to 40 | 28 | 0.89 | 87 | 220 | 200 |
Technical Data — QMC
| Characteristic | Test temperature | Min. | Typ. | Max. | Unit | Conditions |
|---|---|---|---|---|---|---|
| Input voltage range | Room, High, Low | 9 | 18 | 36 | V | 18 series, see the product selection table |
| Input voltage range | Room, High, Low | 16 | 28 | 40 | V | 28 series, see the product selection table |
| Input voltage range | Room, High, Low | 36 | 48 | 75 | V | 48 series, see the product selection table |
| Input voltage range | Room, High, Low | 9 | 24 | 40 | V | W24 series, see the product selection table |
| Input voltage range | Room, High, Low | 18 | 48 | 75 | V | W48 series, see the product selection table |
| Input surge voltage | Room | — | — | 50 | V | 18/28/W24 series, Vt=100ms, full load |
| Input surge voltage | Room | — | — | 80 | V | 48/W48 series, Vt=100ms, full load |
| No-load power consumption (18/28/48/W48 series) | Room | — | 0.2 | — | W | nominal input voltage, no output load |
| No-load power consumption (W24 series) | Room | — | 0.3 | — | W | nominal input voltage, no output load |
| Output current | Room, High, Low | see the pro duct s electio n table | full input-voltage range (W24 series input 12V below Po≤15W) | |||
| Output voltage adjustment range (18/28/48 series) | Room, High, Low | 90 | — | 110 | %VO | Io≤ maximum value and Po≤VO×Iomax |
| Output voltage adjustment range (W24/W48) | Room, High, Low | 80 | — | 110 | %VO | Io≤ maximum value and Po≤VO×Iomax (5V trim down to 90%) |
| Line regulation | Room, High, Low | -1 | — | +1 | %VO | full input-voltage range, full load |
| Load regulation (18/28/48 series) | Room, High, Low | -2 | — | +2 | %VO | full load range, balanced dual-output loading |
| Load regulation (18/28/48 series) | Room, High, Low | -1 | — | +1 | %VO | W24/W48 (W48 output 5V is 2%) |
| Turn-on delay a | Room | — | 2 | 15 | ms | time from power-on until output voltage reaches 10% time |
| Output voltage rise time a | Room | — | 10 | 30 | ms | output voltage from 10% rises to 90% time |
| Enable turn-on delay a | Room | — | 1.5 | 15 | ms | time from enable assertion until output voltage reaches 10% time |
| Enable logic level (positive logic) | Room | 0 | — | 0.7 | V | no output, see the application guide for control methods |
| Enable logic level (positive logic) | Room | 3.5 | — | 12 | V | output enabled when open or high, see the application guide for control methods |
| Input undervoltage protection | Room | 2.5 | — | 4.3 | V | half load, 5 series |
| Input undervoltage protection | Room | 6 | — | 8.8 | V | half load, 18/W24 series |
| Input undervoltage protection | Room | 11 | — | 15.8 | V | half load, 28 series |
| Input undervoltage protection | Room | 30 | — | 35.8 | V | half load, 48 series |
| Input undervoltage protection | Room | 14 | — | 17.8 | V | half load, W48 series |
| Output overcurrent protection | Room | 110 | — | — | %IO | hiccup mode, automatic recovery after fault removal |
| Output short-circuit protection | Room | — | — | — | — | hiccup mode, automatic recovery after fault removal |
| Isolation withstand voltage | Room | - | no breakdown, no flashover; input to output, 1500Vdc/60s/<3.5mA | |||
| Insulation resistance | Room | 100 | — | — | MΩ | 500Vdc, input, output, between each pair of terminals and case |
| Switching frequency | Room | — | 500 | — | kHz | 5 series |
| Switching frequency | Room | — | 300 | — | kHz | 18 series /28 series /48 series |
| Switching frequency | Room | — | 470 | — | kHz | W24 series (5V output is 370kHz) |
| Switching frequency | Room | — | 370 | — | kHz | W48 series (5V output is 330kHz) |
| Weight | / | — | 13 | — | g |
Note: 1, for other package types or temperature-screening grades, use the corresponding model designation rules when ordering, contact technical support for details; 2, electrical data and mechanical dimensions in this manual are for product selection reference, the detailed product specification governs the final requirements; 3, see the typical application circuit for the ripple measurement method.
a: Model QMC25-W24S12SPM time, values may differ for other models, contact technical support for details.
Outline & Mechanical Dimensions
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