STEVAL-LDO001V1 STMicroelectronics

STEVAL-LDO001V1 Quad high performance LDO evaluation board based on LDBL20, LDLN025, LD39130S and STLQ020 Data brief Applications Wearable devices IoT Battery operated devices Smart phones Smart watches Fit bands Smart textile Wireless sensor networks Description The STEVAL-LDO001V1 board features the following high performance low dropout linear voltage regulators in miniature packages: - LDBL20 200 mA high PSSR low quiescent current in ST STAMP bumpless chip-scale package Features - LDLN025 250 mA low noise, low quiescent Multi LDO evaluation board based on four current in Flip-Chip4 high performance low dropout linear voltage - LD39130S 300 mA ultra-low quiescent current regulators in miniature packages in DFN6L Key features: Low operating input voltage (from 1.4 V - STLQ020 200 mA very-low quiescent current in to 5.5 V) DFN6L Current capability from 200 mA to 300 Using the quad LDO board with state-of-the-art mA very low dropout voltage regulators, you can Low dropout (down to 160 mV typ.) easily evaluate performance levels in a single Ultra-low quiescent current (down to set-up to choose the best design solution. 500 nA typ.) The four miniaturized LDOs are designed for Low noise (down to 6.5 VRMS typ.) extend battery life in portable smart devices. High PSSR (up to 80 dB) Logic controlled electronic shutdown (enable) Tiny packages (DFN-6L, Flip-chip, ST STAMP) RoHS compliant March 2017 DocID030374 Rev 1 1/7 www.st.com For further information contact your local STMicroelectronics sales office Key parameters STEVAL-LDO001V1 1 Key parameters Summary table with key parameters: Table 1: Table with key parameters Vout Part Number Vout Iout Package Key features version STSTAMP 0.47 Tiny Package High PSRR (80 dB 1 LDBL20D-25R Fixed 2.5 200 x 0.47 mm kHz, 50 db 100 kHz typ) Low Noise 6.5 VRMS typ High PSRR 80 LDLN025J33R Fixed 3.3 250 Flip-Chip4 dB 1 kHz typ Very low quiescent current: 1 A in DFN6L 1.2 x 1.3 LD39130SPUR Adjustable 3.3 300 automatic green mode Output voltage mm tolerance: 1.0 % at 25 C Ultra-low quiescent current: 400 nA at no STLQ020PUR Adjustable 3.3 200 DFN6L 2 x 2 mm load Key product features: LDBL20 Input voltage from 1.5 to 5.5 V Ultra-low dropout voltage (200 mV typ. at 200 mA load) Very low quiescent current: 20 A typ. at no-load, 0.03 A typ. in off mode Output voltage tolerance: 1.5 % 25 C 200 mA guaranteed output current High PSRR (80 dB 1 kHz, 50 db 100 kHz) Wide range of output voltages available on request: from 0.8 V up to 5.0 V in 50 mV step Logic-controlled electronic shutdown Internal soft-start Optional output voltage discharge feature Compatible with ceramic capacitor (COUT = 0.47 F) Internal constant current and thermal protections Available in STSTAMP (0.47 x 0.47 mm) package Operating temperature range: -40 C to 125 C LDLN025 Ultra-low output noise: 6.5 Vrms Operating input voltage range: 1.5 V to 5.5 V Output current up to 250 mA Very low quiescent current: 12 A at no-load Controlled Iq in dropout condition Very low-dropout voltage: 250 mV at 250 mA Very high PSRR: 80 dB 100 Hz, 60 dB 100 kHz Output voltage accuracy: 2% across line, load and temperature Output voltage versions: from 1 V to 5 V, with 50 mV step Logic-controlled electronic shutdown Output discharge feature Internal soft-start Overcurrent and thermal protections Temperature range: from -40 C to +125 C 2/7 DocID030374 Rev 1