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AS1335

Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s

6 Electrical Characteristics

VIN = EN = 3.6V, VOUT = VIN-0.5V, TAMB = -40°C to +85°C, typ. values @ TAMB = +25ºC (unless otherwise specified).

Table 3. Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Units

VIN

Input Voltage Range

2.6

5.25

Quiescent Supply

Current

Normal Operation; VFB = 0.5V or VOUT =

90% of regulated output voltage,

ILOAD = 0 A

300

400

µA

IOUT

Output Current RMS

1.5

ISHDN

Shutdown Current

Shutdown Mode; VEN = 0V,

VIN = 4.2V

0.1

µA

Regulation

VOUT

Regulated Output

Voltage

fixed VOUT

0.975

1.0

1.025

adjustable VOUT

0.6

VIN -

0.5V

VFB

Regulated Feedback

Voltage

2,3

TAMB = +25°C

0.5880

0.6

0.6120

TAMB = -40°C to +85°C

0.5850

0.6

0.6150

IFB

Feedback Current

-30

+30

ΔVLNR

Reference Voltage

Line Regulation

VIN = 2.6V to 5.25V

100

ΔVLOADREG

Output Voltage

Load Regulation

ILOAD = 0A to 1.5A

100

DC-DC Switches

IPK

Peak Inductor Current

VIN = 3V, VFB = 0.5V or VOUT = 90% of

regulated output voltage,

Duty Cycle < 35%

2.4

RPFET

P-Channel FET RDS(ON)

ILSW = 100mA

0.4

RNFET

N-Channel FET RDS(ON)

ILSW = -100mA

0.35

ILSW

SW Leakage

VEN = 0V, VSW = 0V or 5V,

VIN = 5V

-1

0.01

µA

Enable

VIH

Logic Input Threshold

Input High

1.4

VIL

Input Low

0.4

IEN

EN Leakage Current

VIN = 3.6V, VEN = 0V to 3.6V

-1

0.01

µA

Power-OK Output

VPOK

Power Good Low

Voltage Threshold

Rising

89.5

94.5

VOUT

Falling

Power Good High

Voltage Threshold

Rising

108.2

110.7

113.2

VOUT

Falling

104

107

110

tDELAY

POK Delay Time

150

215

275

VOL

POK Output Voltage

Low

ISINK = 1mA, VFB = 0.7V

0.3

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