The TEA1208T is a high efficiency DC/DC converter with fully integrated circuit, up-or-down conversion, start-up from 1.85V input voltage, adjustable output voltage, high efficiency over a wide range of loads, power handling capability up to 0.42A continuous average current, 275kHz switching frequency, low quiescent power consumption, external clock synchronization, true current limit for Li-ion battery compatibility, up to 100% duty cycle in down conversion, undervoltage lockout, shutdown function, and 8-pin SO package. It is suitable for applications such as cellular and cordless phones, Personal Digital Assistants (PDAs), supply voltage source for low-voltage chip sets, portable computers, battery backup supplies, and cameras.
The Philips TEA1208T is a fully integrated DC/DC converter designed for high efficiency over a wide range of loads. It supports both up and down conversion with a switching frequency of 275 kHz and can handle up to 0.42 A continuous average current. The device features true current limiting for Li-ion battery compatibility and operates with low quiescent power consumption.
| Switching frequency | 275 kHz |
|---|---|
| Maximum continuous current | 0.42 A |
| Package type | 8-pin SO |
| Start-up input voltage | 1.85 V |
| Feedback voltage | 1.24 V |
| Maximum junction temperature | +150 C |
The maximum ambient temperature is +80 C.
The device has a power handling capability of up to 0.42 A continuous average current.
The device operates at a switching frequency of 275 kHz.
In PWM mode, the device will stop operating if the die temperature is typically 175 °C.