Features: Fully integrated DC/DC converter circuit, featuring internal very low RDSon power MOSFETs Up-or-down conversion Start-up from 1.85 V input voltage Adjustable output voltage High efficiency over large load range 600 kHz switching frequency Low quiescent power consumption Synchronizing wi...
TEA1210TS: Features: Fully integrated DC/DC converter circuit, featuring internal very low RDSon power MOSFETs Up-or-down conversion Start-up from 1.85 V input voltage Adjustable output voltage High efficienc...
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SYMBOL | PARAMETER | CONDITIONS | MIN. | MAX. | UNIT |
Vn | maximum voltage on all pins | shut-down mode | -0.2 | +6.5 | V |
operating mode | -0.2 | +5.9 | V | ||
Tj | junction temperature |
-40 | +150 |
°C | |
Tstg | IC storage temperature | -40 | +125 | °C | |
Tamb | operating ambient temperature | -40 | +80 | °C | |
Ves | electrostatic handling | human body model; note 1 machine model; note 2 |
-1500 -300 |
+1500 +300 |
V V |
The TEA1210TS is a fully integrated DC/DC converter.Efficient, compact and dynamic power conversion is achieved using a novel digitally controlled concept like Pulse Width Modulation (PWM) or Pulse Frequency Modulation (PFM), integrated low R CMOS power switches with low parasitic capacitances, and fully synchronous rectification.The device operates at 600 kHz switching frequency which enables the use of external components with minimum size. The switching frequency can be locked to an external high-frequency clock.
Optionally, the device TEA1210TS can be kept in the Pulse Width Modulation (PWM) mode regardless of the load applied. Deadlock is prevented by an on-chip undervoltage lockout circuit.Two selectable current limits in upconversion mode enable efficient battery use even at highly dynamic loads such as cellular phone electronics.