LD3985 datasheet(3/14 Pages) STMICROELECTRONICS

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LD3985 数据表(PDF) 3 Page - STMicroelectronics

部件名	LD3985

功能描述	ULTRA LOW DROP-LOW NOISE BICMOS VOLTAGE REGULATORS LOW ESR CAPACITORS COMPATIBLE

PDF	14 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

3 / 14 page

LD3985 SERIES

3/14

Figure 2: Connection Diagram (top view for SOT and TSOT, top through view for Flip-Chip)

Table 4: Pin Description

Figure 3: Typical Application Circuit

Pin N°

SOT23-5L/

TSOT23-5L

Pin N°

Flip-Chip

Symbol

Name and Function

Input Voltage of the LDO

GND

Common Ground

VINH

Inhibit Input Voltage: ON MODE when VINH ≥ 1.2V, OFF MODE when VINH ≤

0.4V (Do not leave floating, not internally pulled down/up)

BYPASS

Bypass Pin: Connect an external capacitor (usually 10nF) to minimize noise

voltage

Output Voltage of the LDO

TSOT23-5L/SOT23-5L

Flip-Chip

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