Rainbow-electronics MAX684 Bedienungsanleitung PDF herunterladen (Seite 3)

MAX682/MAX683/MAX684

3.3V-Input to Regulated 5V-Output

Charge Pumps

_______________________________________________________________________________________ 3

ELECTRICAL CHARACTERISTICS (continued)

= 3V, V

SKIP

= 0V, C

= 1µF, C

= 0.47µF, C

OUT

= 2µF, I

SHDN

= 22µA; I

MAX

= 250mA for MAX682, I

MAX

= 100mA for MAX683,

MAX

= 50mA for MAX684; T

= T

MIN

to T

MAX

, unless otherwise noted. Typical values are at T

= +25°C.) (Note 1)

Note 1: Specifications to -40°C are guaranteed by design and not production tested.

Note 2: Current into SHDN determines oscillator frequency: R

EXT

(kΩ) = 45000 (V

- 0.69V) / f

OSC

(kHz)

= 5.5V, V

SKIP

= 0V or 5.5V

= 5.5V

CONDITIONS

µA-1 1I

SKIP

SKIP Input Leakage Current

2.4V

INH, SKIP

SKIP Input Voltage High

0.8V

INL, SKIP

SKIP Input Voltage Low

UNITSMIN TYP MAXSYMBOLPARAMETER

__________________________________________Typical Operating Characteristics

(Circuit of Figure 5, V

= 3.3V, component values from Tables 2 and 3, T

= +25°C, unless otherwise noted.)

MAX682

MAX683

MAX684

2 3 4 5 6

NO-LOAD SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX682 TOC01

SUPPLY VOLTAGE (V)

SUPPLY CURRENT (mA)

SKIP = HIGH

SHDN

= 22µA

5.50

4.00

1 10 100 1000

OUTPUT VOLTAGE vs. LOAD CURRENT

(SKIP = LOW)

MAX682 TOC03

LOAD CURRENT (mA)

OUTPUT VOLTAGE (V)

4.50

5.00

5.25

4.25

4.75

MAX684

MAX683

MAX682

5.50

4.00

1 10 100 1000

OUTPUT VOLTAGE vs. LOAD CURRENT

(SKIP = HIGH)

MAX682 TOC04

LOAD CURRENT (mA)

OUTPUT VOLTAGE (V)

4.50

5.00

5.25

4.25

4.75

MAX684

MAX683

MAX682

SKIP = HIGH

SHDN

= 22µA

3.50

3.75

4.00

4.25

4.50

4.75

5.00

5.25

5.50

2 3 4 5 6

OUTPUT VOLTAGE

vs. SUPPLY VOLTAGE

MAX682 TOC06

SUPPLY VOLTAGE (V)

OUTPUT VOLTAGE (V)

SKIP = HIGH

SKIP = LOW

10M

10k

0.1 1 10 100

OSCILLATOR FREQUENCY vs.

SHUTDOWN PIN INPUT CURRENT

MAX682 TOC08

SHDN INPUT CURRENT (µA)

OSCILLATOR FREQUENCY (Hz)

100k

100

0.1

0.1 1 10 100

NO-LOAD SUPPLY CURRENT vs.

SHUTDOWN PIN INPUT CURRENT

MAX682 TOC09

SHDN INPUT CURRENT (µA)

NO-LOAD SUPPLY CURRENT (mA)

MAX683

MAX682

MAX684

SKIP = HIGH

1 2 3 4 5 6 7 8 ... 11 12

MAX682/MAX683/MAX684 1
Charge Pumps 1

Kommentare zu diesen Handbüchern

Keine Kommentare

Rainbow-electronics MAX684 Bedienungsanleitung Seite 3

Kommentare zu diesen Handbüchern

Verwandte Produkte und Handbücher für Sensoren Rainbow-electronics MAX684