AS1334 datasheet(5/19 Pages) AMSCO

5 / 19 page

www.austriamicrosystems.com/DC-DC_Step-Down/AS1334

Revision 1.09

4 - 18

AS1334

Datasheet - Electrical Character i s t ics

6 Electrical Characteristics

TA = TJ = -40ºC to +85ºC; PVIN = VDD = EN = 3.6V, unless otherwise noted. Typical values are at TA=25°C.

Table 3. Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Operating Temperature Range

-40

+85

°C

VOUT

Output Voltage

PVIN = 3.6V

1.176

1.2

1.224

1.47

1.5

1.53

1.764

1.8

1.836

2.45

2.5

2.55

2.94

3.0

3.06

3.234

3.3

3.366

ISHDN

Shutdown supply current

EN = SW = 0V

1. Shutdown current includes leakage current of PFET.

0.01

µA

DC bias current into VDD

FB = 0V, No Switching

2. IQ specified here is when the part is operating at 100% duty cycle.

11.4

RDSON(P)

Pin-Pin Resistance for PFET

ISW = 200mA; TA = +25°C

140

200

ISW = 200mA

230

RDSON(N)

Pin-Pin Resistance for NFET

ISW = -200mA; TA = +25°C

300

415

ISW = -200mA

485

ILIM,PFET

Switch peak current limit

935

1100

1200

POK Output

VOL

POK Output Low Voltage

POK sinking 0.1mA

0.05

0.2

POK Output High Leakage Current

POK = 3.6V

500

POK Threshold

Falling edge, referenced to VOUT(NOM)

Enable Input

VIH,EN

Logic high input threshold

1.2

VIL,EN

Logic low input threshold

0.5

IPIN,ENABLE Pin pull down current

510

µA

Oscillator

FOSC

Internal oscillator frequency

1.8

2.2

MHz

AS1334 Scheda tecnica(PDF) 5 Page - ams AG

AS1334 Scheda tecnica(HTML) 5 Page - ams AG

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Scheda tecnica Scarica

Link URL