Wide-input power modules – QMJ9-W24
The QMJ9-W24 power module family is described by the configuration-specific ratings in the following tables. DC/DC isolated conversion. Maximum output power: 9W. Input undervoltage protection. Refer to the selection table, pin assignments and application guidance for the selected configuration.
Output voltage (V)
Ratings apply to the selected configuration. See the datasheet for test conditions and model designation notes.
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Wide-input power modules - QMJ9-W24
The QMJ9-W24 power module family is described by the configuration-specific ratings in the following tables. DC/DC isolated conversion. Maximum output power: 9W. Input undervoltage protection. Refer to the selection table, pin assignments and application guidance for the selected configuration.
- DC/DC isolated conversion
- Maximum output power: 9W
- Input undervoltage protection
- Output overcurrent, short-circuit protection
- 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 (%) full load | Capacitive load (µF) max. | Ripple (mV) Typical |
|---|---|---|---|---|---|---|
| QMJ9-W24S05PPM | 9 to 40 | 5 | 1.80 | 88 | 470 | 50 |
| QMJ9-W24S12PPM | 9 to 40 | 12 | 0.75 | 89 | 220 | 80 |
| QMJ9-W24S15PPM | 9 to 40 | 15 | 0.60 | 89 | 220 | 80 |
| QMJ9-W24S24PPM | 9 to 40 | 24 | 0.38 | 89 | 220 | 80 |
| QMJ9-W24S28PPM | 9 to 40 | 28 | 0.32 | 89 | 220 | 80 |
Technical Data — QMJ9-W24
| Characteristic | Test temperature | Min. | Typ. | Max. | Unit | Conditions |
|---|---|---|---|---|---|---|
| Input voltage range | Room, High, Low | 9 | 24 | 40 | V | full load range |
| Input surge voltage | Room | — | — | 50 | V | Vt=100ms, full load |
| No-load power consumption a | Room | — | 0.15 | — | W | rated input voltage, no output load |
| Line regulation | Room, High, Low | -1 | — | +1 | %VO | full input-voltage range, full load |
| Load regulation | Room, High, Low | -1 | — | +1 | %VO | full load range (5V output is ±2%) |
| Turn-on delay a | Room | — | 1.4 | 10 | ms | time from power-on until output voltage reaches 10% time |
| Output voltage rise time a | Room | — | 15 | 30 | ms | output voltage from 10% rises to 90% time |
| Enable turn-on delay a | Room | — | 1.2 | 15 | ms | time from enable assertion until output voltage reaches 10% time |
| Output voltage adjustment range | Room, High, Low | 90 | — | 110 | %VO | Io≤ maximum value and Po≤Vo×Iomax |
| Enable logic level (positive logic) | Room | 0 | — | 0.7 | V | no output when grounded or low, see the application guide for control methods |
| Enable logic level (positive logic) | Room | 3.5 | — | 12 | V | output enabled when high or open, see the application guide for control methods |
| Input undervoltage protection | Room | 6 | — | 8.8 | V | half load |
| Output overcurrent protection | Room | 110 | — | — | %IO | hiccup mode, automatic recovery after overcurrent removal |
| Output short-circuit protection | Room | — | — | — | — | hiccup mode, automatic recovery after removal of the short circuit |
| 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 | 5V output-module switching frequency is 370kHz |
| Weight | / | — | 7.5 | — | g |
Note: 1, for other 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 QMJ9-W24S12PPM time, values may differ for other models, contact technical support for details.
Outline & Mechanical Dimensions
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