LP2985IM5-3.3 datasheet(9/43 Pages) TI

Part #	LP2985IM5-3.3

Description	LP2985-N 150-mA, Low-Noise, Low-Power, Ultra-Low-Dropout Regulator in a SOT-23 Package

PDF	43 Pages

Scroll/Zoom	100%

Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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6.6 Typical Characteristics

at operating temperature TJ = 25°C, VIN = VOUT(NOM) + 1.0 V or 2.5 V (whichever is greater), IOUT = 1 mA,

ON/OFF pin tied to VIN, CIN = 1.0 µF, and COUT = 4.7 µF (unless otherwise noted)

Figure 6-1. VOUT vs Temperature for Legacy Chip

Temp

C

-75

-50

-25

100

125

150

3.28

3.285

3.29

3.295

3.3

3.305

3.31

3.315

VI = 4.3 V

VO = 3.3 V

Iout = 1mA

CO = 4.7uF

VIN = 4.3 V, VOUT = 3.3 V

Figure 6-2. VOUT vs Temperature for New Chip

Figure 6-3. Short-Circuit Current vs Output Voltage for Legacy

Chip

VOUT (V)

0.5

1.5

2.5

3.5

200

220

240

260

280

300

320

340

360

380

VI = 4.3 V

Temperature

-55 °C

-40 °C

0 °C

25 °C

85 °C

125 °C

150 °C

Figure 6-4. Short-Circuit Current vs Output Voltage for New

Chip

Figure 6-5. Ripple Rejection vs Frequency for Legacy Chip

Figure 6-6. Ripple Rejection vs Frequency for Legacy Chip

www.ti.com

LP2985-N

SNVS018Z – MARCH 2000 – REVISED MAY 2023

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LP2985IM5-3.3 Datasheet(PDF) 9 Page - Texas Instruments

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