SIP12201 datasheet(8/11 Pages) VISHAY

8 / 11 page

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Document Number: 73541

S-52083–Rev. A, 10-Oct-05

Vishay Semiconductors

SiP12201

New Product

TYPICAL WAVEFORMS

µs/div

VIN = 12 V, VOUT = 2.5 V, Load Current = 5 A, L = 1.5 µH,

COUT = 220 uF X 2

Typical Switching Waveform

1 ms/div

VIN = 12 V, VOUT = 2.5 V, Load Current = 1 A,

Output Filter Cap = 220 uF X 2

Soft Start

1 ms/div

VIN = 12 V, VOUT = 2.5 V, Load Current = 1 A,

Output Filter Cap = 220 uF X 2

Shut Down

DH = 10 V/div

LX = 10 V/div

DL = 10 V/div

Inductor Current

2 A/div

Comp/SD = 1 V/div

OUT = 1 V/div

Inductor Current

5 A/div

Comp/SD = 1 V/div

OUT = 1 V/div

Inductor Current

5 A/div

µs/div

VIN = 12 V, VOUT = 2.5 V, Load Current = 1 A to 8 A Step,

L = 1.5

µH, C

OUT = 220 uF X 2

Load Transient Response

µs/div

VIN = 12 V, VOUT = 2.5 V, Load Current = 1 A,

L = 1.5

µH, C

OUT = 220 uF X 2

Output Voltage Ripple

OUT = 500 mV/div

Inductor Current

2 A/div

OUT = 20 mV/div

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