TB62783FNG_15 datasheet(2/6 Pages) COMCHIP

Part #	TB62783FNG

Description	8-Channel Constant-Current LED Driver

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Manufacturer	COMCHIP [Comchip Technology]

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TB62783FNG

2011-06-21

2

Operating Condition (Unless otherwise specified, VDD = 3.0~5.5 V Ta = −40~85 °C)

Characteristics

Symbol

Test Conditions

Min

Typ.

Max

Unit

Pow e r

su pply

volt age

VDD

⎯

3.0

⎯

5.5

V

High le vel lo gic input volt age

VIH

SERIAL-IN/CLOCK/

LATCH / ENABLE

0.7

× VDD

⎯

VDD

V

Low le ve l lo gi c inp u t vo l t age

VIL

SERIAL-IN/CLOCK/

LATCH / ENABLE

GND

⎯

0.3

× VDD

V

C l ock

f r e q uen c y

fCLK

Cascade connection

⎯

5

MHz

Electrical Characteristics (Unless otherwise specified, VDD = 3.3 V or 5.0 V, Ta = 25 °C)

Characteristics

Symbol

Test Conditions

Min

Typ.

Max

Unit

Output current error between ICs

∆IOUT1

VOUT = 0.4 V, R-EXT = 1.2 kΩ

All channels ON VDD = 5 V,

⎯

±3

±6

%

Output current error between

channels

∆IOUT2

VOUT = 0.4 V, R-EXT = 1.2 kΩ

All channels ON VDD = 5 V,

⎯

±1

±3

%

Pin Assignment

Package

Pin No.

Name

1

GND

2

SERIAL-IN

3

CLOCK

4

LATCH

5

OUT0

6

1

OUT

7

2

OUT

8

3

OUT

9

4

OUT

10

5

OUT

11

6

OUT

12

7

OUT

13

ENABLE

14

SERIAL-OUT

15

R-EXT

16

VDD

Weight：0.07 g (typ)

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