Rainbow-electronics MAX686 Bedienungsanleitung PDF herunterladen (Seite 3)

MAX686

DAC-Controlled Boost/Inverter

LCD Bias Supply with Internal Switch

_______________________________________________________________________________________ 3

REF

= 0µA to 25µA, C

REF

= 0.1µF

= V

= 2.7V to 5.5V, no load

0µA < I

DACOUT

< 20µA

-50µA < I

DACOUT

< 0µA

REF

= 0µA to 50µA, C

REF

= 0.47µF

CONDITIONS

1 10

REF Load Regulation

1.225 1.250 1.275

REF

REF Output Voltage

0 15

Zero-Scale Output Voltage

REF

0.015 0.015

Full-Scale Output Voltage

1.5

±50

FB Input Bias Current

UNITSMIN TYP MAXSYMBOLPARAMETER

ELECTRICAL CHARACTERISTICS (continued)

= V

= +5V, C

REF

= 0.1µF, T

= 0°C to +85°C, unless otherwise noted. Typical values are at T

= +25°C.)

POL = GND

POL = V

1.225 1.250 1.275

FB Set Point

-15 0 15

±50

POK

POK Input Current

POK

rising V

1.100 1.125 1.150

POK

POK Threshold

POK Hysteresis

LCDON

= 0.4V, V

POK

= 1.25V mA

2 6

LCDON

LCDON Sink Current

LCDON

= 28V, V

POK

= GND µA

0.02 1

LCDON Leakage Current

bits

Resolution

Mid-scale = V

REF

x 32/63 %

-2 2

MSAMid-Scale Accuracy

Guaranteed monotonic LSB

-1 1

DNLDifferential Nonlinearity

kΩ

1.5

DACOUT

Output Resistance in Shutdown

2.7V < V

= V

< 5.5V V0.7V

Input Low Level

2.7V < V

= V

< 5.5V V2.4V

Input High Level

µA±1I

BIAS

Input Bias Current

UP, DN, T

= +25°C µs1t

PWH

Pulse Width High

UP, DN, T

= +25°C µs1t

PWL

Pulse Width Low

UP, DN, T

= +25°C µs1t

PWS

Pulse Separation

REFERENCE AND FB INPUT

POWER OK COMPARATOR, LCDON OUTPUT

DAC OUTPUT (Notes 2, 3)

LOGIC INPUTS: POL, ISET, UP, DN, SHDN

1 2 3 4 5 6 7 8 ... 15 16

Kommentare zu diesen Handbüchern

Keine Kommentare

Rainbow-electronics MAX686 Bedienungsanleitung Seite 3

Kommentare zu diesen Handbüchern

Verwandte Produkte und Handbücher für Sensoren Rainbow-electronics MAX686