L9800 datasheet(7/55 Pages) STMICROELECTRONICS

7 / 55 page

Table 2. External components list

External components

Requirement(1)

Comment

Type

Min. Typ. Max. Unit

VBATT

Capacitor

120

2., 3.

Tolerance ±20% 50 V

Capacitor

100

μF

50 V, Transient and load dump protection

TVS

-15

Transient voltage suppressor

Capacitor

μF

2., 3.

Tolerance ±20%

50 V, Transient and load dump protection

VDDIO

Capacitor

100

Tolerance ±10% 50 V

OUT2D–OUT7D

Capacitor

Maximum total capacitance value at output load

1. Refer to the following Items.

In the list of external components, the different parts are marked following the items reported below:

1. Mandatory components for L9800 functionality.

2. Recommended components for EMC robustness.

3. Recommended components for ESD trials.

4. Recommended system component.

Note:

Recommended components may depend on the requirements at system level and shall be confirmed by specific

tests on the final applications.

L9800

Application circuit

DS14041 - Rev 2

page 7/55

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