AC/DC converters | DC/DC converters | DC/DC converters with built-in switching FET | Lithium battery charger ICs | Supply Voltage Monitoring | Power management switches |
DC/DC Converters
Used in a wide range of power supplies, such as those for LCD backlights, car navigation systems, games, audio systems, portable devices, etc.
| Model | No of chan- nels |
Oscil- lation freq- uency (max) |
Power supply voltage | Refe- rence voltage accu- racy |
Package | Chopper method | FET compat- ible |
Remarks | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Step up | Step down | Step up/ down |
Inv- erter |
||||||||
| MB3800 |
1ch | 1MHz | 1.8V to 15V | ±4% | SOP8, SSOP8, TSSOP16 | R | P | - | - | No | Soft start function |
| MB3789 |
1ch | 200kHz | 3.0V to 18V | ±4% | SSOP16 | R | P | - | - | No | - |
| MB3817 |
1ch | 500kHz | 2.5V to 18V | ±2% | SSOP16 | P | R | R | R | No | - |
| MB3885 |
1ch | 500kHz | 5.5V to 18V | ±1% | SSOP20 | - | R | - | - | Yes | Synchronous rectification Overvoltage protection |
| MB3775 |
2ch | 500kHz | 3.6V to 18V | ±1.5% | SOP16, SSOP16 | P | R | - | R | No | Open corrector |
| MB3778 |
2ch | 500kHz | 3.6V to 18V | ±2% | SOP16, SSOP16 | P | R | - | R | No | Open corrector |
| MB3821 |
2ch | 500kHz | 4.5V to 30V | ±2% | SSOP24 | - | R | - | - | Yes | Synchronous rectification |
| MB3882 |
2ch | 500kHz | 5.5V to 18V | ±1% | SSOP24 | - | R | - | - | Yes | Synchronous rectification |
| MB3889 |
2ch | 500kHz | 5.5V to 18V | ±1% | TSSOP30 | - | R | - | - | Yes | Synchronous rectification. Built-in timer-latch over-voltage protection/ timer-latch over-current protection |
| MB39A106 |
2ch | 500kHz | 6.5V to 18V | ±1% | TSSOP30 | - | R | - | - | Yes | Synchronous rectification. Built-in boot-strap diode/ timer-latch over-voltage protection/ timer-latch over-current protection |
| MB39A116 |
2ch | 500kHz | 6.5V to 18V | ±1% | TSSOP30 | - | R | - | - | Yes | Synchronous rectification. Built-in boot-strap diode/ over-voltage protection/ timer-latch over-current protection |
| MB39A104 |
2ch | 1.5MHz | 7V to 19V | ±1% | SSOP24 | - | R | - | - | Yes | Built-in overcurrent protection |
| MB39C011/ MB39C011A |
2ch | 2MHz | 4.5V to 17V | ±1% | TSSOP16 | - | R | - | - | Yes | Timer latch short-circuit protection, soft start function |
| MB3782 |
3ch | 500kHz | 3.6V to 18V | ±2% | SOP20 | P | R | - | R | No | - |
| MB39A112 |
3ch | 2.6MHz | 7V to 25V | ±1% | TSSOP20 | - | R | - | - | Yes | Individual channel control, Soft start possible |
| MB3785A |
4ch | 1MHz | 4.5V to 18V | ±1% | LQFP48 | P | R | R | R | No | - |
| MB39A102 |
4ch | 1.5MHz | 2.5V to 11V | ±1% | TSSOP30, BCC32 | R | R | R | - | Yes | Support for control and soft-start of each channel, Support for external input short circuit detection |
| MB39A103 |
4ch | 1.5MHz | 1.7V to 11V | ±1% | TSSOP30, BCC32 | R | R | R | - | Yes | Low-voltage operation possible, Support for control and soft-start of each channel, Support for external input short circuit detection |
| MB39A110 |
4ch | 2MHz | 2.5V to 11V | ±1% | TSSOP38 | R | R | R | - | Yes | Synchronous rectification, Support for control and soft-start of each channel, Support for external input short circuit detection |
| MB39A108 |
5ch | 2MHz | 1.7V to 11V | ±1% | TSSOP38, BCC40 | R | R | R | - | Yes | Low-voltage operation possible, Synchronous rectification, Individual channel control, Soft start possible, Short circuit detection possible with external input |
| MB39A115 |
|||||||||||
| MB3825A |
6ch | 800kHz | 2.5V to 12V | ±1% | LQFP64 | P | R | P | - | No | Synchronous rectification |
| MB3883 |
6ch | 1MHz | 1.7V to 9V | ±1% | LQFP48, BCC48 | R | R | R | - | Yes | Low-voltage operation possible, Synchronous rectification |
| MB39A123 |
6ch | 2MHz | 1.7V to 11V | ±1% | LQFP48, BCC48++ | R | R | R | R | Yes | Synchronous rectification, control for each channel, soft start-enabled, short circuit detection possible for external input |
| MB3881 |
8ch | 800kHz | 1.8V to 13V | ±1% | LQFP64 | - | R | R | P | Yes | Synchronous rectification, External synchronization support possible |
- R
- Recommended
- P
- Possible with the addition of outside parts
