MAS3506D datasheet(44/52 Pages) MICRONAS

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MAS 3506D

PRELIMINARY DATA SHEET

Micronas

4.6.4. DC/DC Converter Characteristics

at T = TA, VSUP = 3.0 V, CLKF =14.725MHz, fsw = 230 kHz, typ. values at TA =+27 °C.

Unless otherwise noted: VOUT =3.0 V, VIN =1.2 V

Symbol

Parameter

Pin Name

Min.

Typ.

Max.

Unit

Test Conditions

VIN1

Minimum start-up input voltage

0.9

1.1

ILOAD =0 mA

DCCF = $08000

(Reset)

VIN2

Minimum operating input

voltage

0.6

0.9

ILOAD =55mA,

DCCF = $08000

(Reset)

1.3

1.8

ILOAD =250 mA,

DCCF = $08000

(Reset)

VOUT

Output voltage range

Bits 16..14, Bit 9 of DCCF

1C000

18000

14000

10000

0C000

08000

04000

00000

1C200

18200

14200

10200

0C200

08200

04200

00200

VSENS

3.567

3.460

3.354

3.248

3.144

3.039

2.935

2.831

2.729

2.625

2.524

2.422

2.321

2.219

2.118

2.017

VIN = 1.2 V

ILOAD = 50 mA

VOTOL

Output voltage tolerance

VSENS

−3.6

3.6

ILOAD =50mA

Tj =27 °C

VIN =1.2 V

ILOAD1

Output current

VSENS

150

VIN = 0.9...1,5 V

ILOAD2

250

VIN = 1.8...3.0 V

dVOUT/dVIN/

VOUT

Line regulation

VSENS

0.35

%/V

ILOAD =50 mA

dVOUT/dVIN/

VOUT

Line regulation

VSENS

0.7

%/V

ILOAD =250 mA,

VOUT =3.5 V,

VIN =2.4 V

dVOUT/VOUT

Load regulation

VSENS

−0.5

ILOAD = 50...150 mA

dVOUT/VOUT

Load regulation

VSENS

−0.5

ILOAD = 50...250 mA,

VOUT =3.5 V,

VIN =2.4 V

MAS3506D Datasheet(PDF) 44 Page - Micronas

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