L4995 Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

L4995

5V, 500mA low drop voltage regulator

STMicroelectronics 

L4995

Block diagrams and pins descriptions

Table 2.

Pin

name

Wi

Vos

Vo

VS

Pins descriptions (continued)

PowerSSO-12 PowerSSO-24

pin #

pin #

Function

Watchdog input (L4995 only, otherwise not connected).

9

4

If the frequency at this input pin is too low, the Reset

output is activated.

10

7

Regulator voltage output sensing.

5 voltage regulator output.

11

8

Block to ground with a capacitor >100nF (needed for

regulator stability).

Supply voltage.

12

10

Block to ground directly at VS pin with a ceramic

capacitor (e.g. 200nF).

Figure 4. Pins configurations (L4995)

SUBSTRATE

4!"SUBSTRATE

SUBSTRATE

4!"SUBSTRATE

'!0'-3

Doc ID 13103 Rev 13

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