SSMG501 datasheet(2/4 Pages) SECOS

2 / 4 page

Elektronische Bauelemente

SSMG501 Series

Low Power Constant Current LED Driver

11-Dec-2009 Rev. B

Page 2 of 4

http://www.SeCoSGmbH.com/

Any changes of specification will not be informed individually.

BLOCK DIAGRAMS PER CHANNEL AND IDEAL IV CHARACTERISTICS

TERMINAL DESCRIPTION

Pin name

Function

Pin #

VDD

Power supply

Current in

Current out

ABSOLUTE MAXIMUM RATINGS (TA = 25°C)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VDD

0 ~ 17

Output Voltage

-0.2 ~ 20

Output Current

IPN

IS** +10%

Power Dissipation

250

Thermal Resistance

θJA

300

℃

Operating Temperature

TOPR

-40 ~ +85

℃

Storage Temperature

TSTG

-55 ~ +150

℃

ELECTRICAL CHARACTERISTICS AND RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNIT

Supply Voltage

VDD

Room Temp.

1.6

Supply Current

IDD

100

150

250

µA

VDD=5V, IP

≒

S**

0.4

VDD=3V, IP

≒

S**

0.45

Output Voltage

VDD=1.7V, IP

≒

S**

1.2

Output Current

Spec

Leakage

ILeakage

0.4V > VDD > 0V, VP=15V

µA

Line Regulation

%/VDD

12V > VDD > 1.6V

±1

%/V

Load Regulation

%/VP

10V > VP > 1.6V

±1

%/V

Thermal Regulation

%/10℃

VDD=VP=2V

±0.5

%/10℃

Threshold Voltage

Viboost

IP=IS*1.1

Current Boost

Iboost

VP=Viboost

%* IS

Is is output saturation current.

SWITCHING CHARACTERISTICS (TA = 25°C)

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNIT

Propagation Delay Time VDD “L”

→”H”

tpLH

VP=1V, VDD=0V

→3V

µS

Output Current Rising Time

tRise

VP=1V, VDD=0V

→3V

1.5

µS

Propagation Delay Time VDD “H”

→”L”

tpHL

VP=1V, VDD=3V

→0V

µS

Output Current Falling Time

tFall

VP=1V, VDD=3V

→0V

1.5

µS

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