STMicroelectronics LDQ40
The LDQ40 is a high accuracy voltage regulator, which provides 250 mA of current. It is available in an SOT23 5L, DFN 2x2 6L package, to maximize space saving. The device is stabilized with a small ceramic capacitor on the output.| Part No. | LDQ40 |
|---|---|
| Datasheet | LDQ40 Download |
| Manufacturer |  STMicroelectronics |
| Description | 250mA low-dropout LDO |
| Buy | Stock & Price |
FEATURES
● AEC-Q100 grade 1 qualified – Operating temperature range: -40 °C < TJ < 150 °C● Input voltage from 3.3 V to 40 V
● Dropout voltage (500 mV typ. at 250 mA load)
● Low ground current (2 μA typ. at no load)
● Output voltage: 1.8 V, 2.5 V, 3.3 V, and 5.0 V and ADJ from 1.2 V to 12 V
● Output voltage tolerance: ±1.5% overtemperature, ±0.5% at 25 °C
● 250 mA guaranteed output current
● Power Good for fixed versions
● Logic-controlled electronic shutdown
● Internal current limit
● Short-circuit protection
● Thermal shutdown
● Output active discharge function
● Package options: – DFN 2x2 6L for industrial applications – DFN 2x2 6L WF and SOT23-5L for automotive grade
APPLICATIONS
● EV powertrain● Always-on battery connected application
● Infotainment and instrument cluster
● ADAS
DESCRIPTION
The low drop, low quiescent current, and short-circuit protection make the LDQ40 suitable for lowpower battery-operated applications. An enable logic control function puts the LDQ40 in shutdown mode allowing a total current consumption lower than 0.3 μA.
