AS3691

Datasheet

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Revision 2.3

7 - 22

6.3 Electrical Characteristics

Table

5 – Analog Electrical Characteristics

Symbol

Parameter

Min

Typ

Max

Unit

Note

0.9

15.0

V

at 400mA; total power dissipation

limit PT must not be exceeded

Current Source CURR1 to

CURR4 Voltage Compliance

0.41

15.0

V

at 100mA

Current Source Range

10

400

(1)

mA

ONx = high

ICURRx = 250mV / Rix (x=1...4)

-0.5

+0.5

%

variation of external resistors;

V(CURRx) <= 4.0V

TOL

Current Source Tolerance

-1.5

+1.5

%

-20°C to +100°C

variation of external resistors;

V(CURRx) <= 4.0V

Automatic Supply Regulation

compare voltage

1.0

V

See section ‘Automatic Supply

Regulation’

Automatic Supply Regulation

gain

2.0

mA/V

Voltage to current ratio; output

current range typ 0 to 200uA

1.0

mA V(CURRx) <= 15V

Parallel Current

0.1

mA V(CURRx) <= 5.0V

Overtemperature Limit

140

°C Maximum junction temperature

Notes:

1.

To obtain higher currents connect more than one current source in parallel

2.

Accuracy at +100°C guaranteed by design and verified by laboratory characterization

Table

6 – Digital Input pins characteristics for pins ON1, ON2, ON3 and ON4

Symbol

Parameter

Min

Typ

Max

Unit

Note

High Level Input voltage

2.3

VREG

V

Low Level Input voltage

0.0

0.9

V

Pullup resistor

70

k

Ω

Internal pullup resistor R1 to R4 to

VREG

Input Frequency Range

0

20

kHz

This defines the actual input

frequency seen on the input ON1

to ON4; the basic frequency to

generate the PWM signal is not

limited by this parameter