L6997S

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Table 2. Absolute Maximum Ratings

Table 3. Thermal Data

Figure 3. Pin Connection (Top View)

Symbol

Parameter

Value

Unit

-0.3 to 6

V

-0.3 to 6

V

HGATE and BOOT, to PHASE

-0.3 to 6

V

HGATE and BOOT, to PGND

-0.3 to 42

V

PHASE

-0.3-to 36

V

LGATE to PGND

V

ILIM, VFB, VSENSE, NOSKIP, SHDN, PGOOD, OVP, VREF,

V

BOOT, HGATE

and PHASE

PINS

Maximum Withstanding Voltage Range

Test Condition:CDF-AEC-Q100-002 “Human Body Model”

Accepatance Criteria: “Normal Performance”

±750

V

OTHER PINS

±2000

V

1

W

Storage temperature range

-40 to 150

°C

Symbol

Parameter

Value

Unit

Thermal Resistance Junction to Ambient

125

°C/W

Junction operating temperature range

-40 to 125

°C

Table 4. Pin Function

N°

Name

Description

1

NOSKIP

2

GNDSENSE

Remote ground sensing pin

3

INT

integrator in the control loop. If the integrator is not used, short this pin to VREF.

4

VSENSE

This pin must be connected to the remote output voltage to detect overvoltage and

undervoltage conditions and to provide integrator feedback input.

GNDSENSE

INT

OVP

SHDN

ILIM

OSC

VCC

NOSKIP

PGOOD

LGATE

PGND

VDR

PHASE

HGATE

BOOT

1

3

2

4

5

6

7

8

9

18

17

16

15

14

13

19

20

10

SS

GND

11

12

VREF

VFB

TSSOP20

INT

VSENSE