HV9961

DS20005588B-page 4

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LD Input Shutdown Threshold

Voltage

—

150

—

mV

LD Input Enable Threshold Voltage

—

200

—

mV

Current Sense Blanking Interval

150

—

340

ns

(Note 2)

Minimum On-time

—

—

1000

ns

Maximum Steady-state Duty Cycle

75

—

—

%

Reduction in output LED

current may occur beyond

this duty cycle

SHORT-CIRCUIT PROTECTION

Hiccup Threshold Voltage

410

440

470

mV

Current Limit Delay CS-to-Gate

—

—

185

ns

Short-circuit Hiccup Time

350

400

550

μs

Minimum On-time (Short-circuit)

—

—

430

ns

Off-time

32

40

48

μs

810

12

GATE DRIVER

Gate Sourcing Current

0.165

—

—

A

Gate Sinking Current

0.165

—

—

A

Gate Output Rise Time

—30

50

ns

Gate Output Fall Time

—30

50

ns

ELECTRICAL CHARACTERISTICS (CONTINUED)

Parameter

Sym.

Min.

Typ.

Max.

Unit

Conditions

Note 1: Also limited by package power dissipation limit, whichever is lower

2: Denotes specifications which apply over the full operating ambient temperature range of

3: Specification is obtained by characterization and is not 100% tested.

TEMPERATURE SPECIFICATIONS

Parameter

Sym.

Min.

Typ.

Max.

Unit

Conditions

TEMPERATURE RANGES

Operating Ambient Temperature

–40

—

+125

°C

Junction Temperature

–40

—

+150

°C

Storage Temperature

–65

—

+150

°C

PACKAGE THERMAL RESISTANCE

8-lead SOIC

—101

—

°C/W

16-lead SOIC

—83—

°C/W