FP7151

This datasheet contains new product information. Feeling Technology reserves the rights to modify the product specification without notice.

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Rev. 0.63

5/13

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

Input voltage

7

26

V

Internal Regulator Start-up

Threshold

4.8

V

Quiescent Supply Current

with Output off

ADJ pin Grounded

15

20

µA

Quiescent Supply Current

with Output Switching

ADJ pin Floating

f=250kHz

400

800

µA

Mean Current Sense Threshold

Voltage (Defines LED Current

Setting Accuracy)

95

100

105

mV

Sense Threshold Hysteresis

±15

%

3

10

µA

Internal Reference Voltage

Measured on ADJ pin with

pin Floating

1.21

1.25

1.29

V

50

ppm/

℃

External Control Voltage Range

on ADJ pin for Dc Brightness

Control

(1)

0.3

2.5

V

DC Voltage on ADJ pin to Switch

Device from Active (on) State to

Quiescent (off) State

0.15

0.2

0.25

V

DC Voltage on ADJ pin to Switch

Device from Quiescent (off) state

to Active (on) State

0.2

0.25

0.3

V

Resistance Between ADJ pin and

135

250

k

Ω

Continuous LX Switch Current

0.7

A

LX Switch ‘On’ Resistance

0.7

0.9

Ω

LX Switch Leakage Current

1

µA