LD39300 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

LD39300

Ultra low drop BICMOS voltage regulator

STMicroelectronics 

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Pin configuration

2

Pin configuration

Figure 2. Pin connections (top view for DPAK and PPAK)

LD39300

PPAK

DPAK

Table 1. Pin description

Pln N°

PPAK DPAK

Symbol

Note

VSENSE/N.C. For fixed versions: Not Connected on PPAK

5

ADJ

For adjustable version: Error Amplifier Input pin for VO from 1.22 to 5.0V

2

1

VI

LDO Input Voltage; VI from 2.5V to 6V, CI=1µF must be located at a distance of not

more than 0.5’’ from input pin.

4

3

1

VO

VINH

LDO Output Voltage pins, with minimum CO=4.7µF needed for stability (also refer

to CO vs. ESR stability chart)

Inhibit Input Voltage: ON MODE when VINH ≥ 2V, OFF MODE when VINH ≤0.3V

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

3

2

GND Common ground

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