L5963 datasheet(14/49 Pages) STMICROELECTRONICS

14 / 49 page

Electrical specifications

L5963

14/49

DocID028553 Rev 3

Electrical specifications

5.1

Absolute maximum ratings

5.2

Thermal data

Table 4. Absolute maximum ratings

Pin name /

symbol

Parameter

Value

Unit

VBATOP

VINOP

Operating input voltage

-0.3 to +26

VBATMAX

VINMAX

Maximum transient supply voltage

-0.3 to +40

PGND1/2,

SGND,

SWGND, TAB

Ground pins voltage

-0.3 to +0.3

ENLDO

LDO enable pin voltage

-0.3 to +40

Vpinop

Other pins operating voltage

-0.3 to +3.6

Vpinmax

Other pins voltage

-0.3 to +4.6

Top

Operating ambient temperature

range

-40 to +105

°C

Tstg

Storage temperature range

-55 to +150

°C

Junction temperature

150

°C

Table 5. Thermal data (PowerSSO-36)

Symbol

Parameter

Board

Value

Unit

Rth j-a-2s

Thermal resistance junction-to-ambient (Max)

(slug down configuration)

°C/W

Rth j-a-2s2p

2s2p

°C/W

Rth j-a-2s2pv

2s2p+vias

°C/W

Rth j-case

Thermal resistance junction-to-case (Max)

1.5

°C/W

Table 6. Thermal data (VQFPN-48)

Symbol

Parameter

Board

Value

Unit

Rth j-a-2s

Thermal resistance junction-to-ambient (Max)

°C/W

Rth j-a-2s2p

2s2p

°C/W

Rth j-a-2s2pv

2s2p+vias

°C/W

Rth j-case

Thermal resistance junction-to-case (Max)

2.2

°C/W

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