L6982 datasheet(7/48 Pages) STMICROELECTRONICS

部件名	L6982

功能描述	38 V, 2 A synchronous step-down converter with low quiescent current

PDF	48 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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7 / 48 page

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VOVP_HYST

Overvoltage Hysteresis

Synchronization (LNM versions only)

fCLKIN (3)

Synchronization range

200

500

KHz

VCLKIN_TH (3) Amplitude of synchronization clock

2.3

VCLKIN_T (3)

Synchronization pulse ON and OFF

time 2.3 ≤ VCLKIN_TH ≤ 2.5 V

Synchronization pulse ON and OFF

time VCLKIN_TH > 2.5 V

Thermal Shutdown

TSHDWN (5)

Thermal shutdown temperature

165

°C

THYS (5)

Thermal shutdown hysteresis

°C

1. Parameter tested in the static condition during testing phase. The parameter value may change over a

dynamic application condition.

2. LCM version.

3. LNM version.

4. Specifications in the - 40 to 125 °C temperature range are assured by characterization and statistical

correlation.

5. Not tested in production.

L6982

Electrical characteristics

DS13683 - Rev 1

page 7/48

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