CAT4101

http://onsemi.com

2

Table 1. ABSOLUTE MAXIMUM RATINGS

Parameter

Rating

Units

VIN, RSET, EN/PWM Voltages

6

V

LED Voltage

25

V

Storage Temperature Range

−65 to +150

_C

Junction Temperature Range

−40 to +150

_C

Lead Temperature

300

_C

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.

Table 2. RECOMMENDED OPERATING CONDITIONS

Parameter

Rating

Units

VIN Voltage

3.0 to 5.5

V

LED Pin Voltage

device enabled, continuous operation

device disabled or transient when enabled

Up to 6

Up to 25

V

Ambient Temperature Range

−40 to +85

_C

LED Pin Current

Up to 1

A

NOTE: Typical application circuit with external components is shown on page 1.

1. For additional temperature options, please contact your nearest ON Semiconductor Sales office.

Symbol

Parameter

Conditions

Min

Typ

Max

Units

LED Current Accuracy

315

350

385

mA

700

1000

Dropout Voltage

500

mV

RSET Pin Voltage

1.17

1.20

1.23

V

Quiescent Current

No LED, RSET = Floating

0.8

mA

No LED, RSET = 549 W

8.0

Shutdown Current

1

mA

EN/PWM Pin

− Pull−down resistance

− Logic High Level

− Logic Low Level

1.3

200

0.4

kW

V

V

Thermal Shutdown

150

_C

Thermal Hysteresis

20

_C

RSET to LED Current gain ratio

100 mA LED current

400

Undervoltage lockout (UVLO) Threshold

2.0

V