H1155I View Datasheet(PDF) - Intersil

Part Name

Description

Manufacturer

H1155I

380MHz, SOT-23, Low Power Current Feedback Operational Amplifier

Intersil 

OPAMPSOT23EVAL TOP LAYOUT

HFA1155

OPAMPSOT23EVAL GND LAYOUT

OPAMPSOT23EVAL BOTTOM LAYOUT

OUT

-5V

49.9Ω

499Ω

10µF 0.1µF

1

2

0Ω

+IN

3

0Ω

49.9Ω

0.1µF 10µF

5

+5V

0Ω

4

499Ω

GND

FIGURE 3. OPAMPSOT23EVAL SCHEMATIC

Typical Performance Curves VSUPPLY = ±5V, RF = Value From the “Optimum Feedback Resistor” Table, TA = 25oC,

RL = 100Ω, Unless Otherwise Specified

200

AV = +1

150

100

50

0

-50

-100

-150

-200

TIME (5ns/DIV.)

FIGURE 4. SMALL SIGNAL PULSE RESPONSE

2.0

AV = +1

1.5

1.0

0.5

0

-0.5

-1.0

-1.5

-2.0

TIME (5ns/DIV.)

FIGURE 5. LARGE SIGNAL PULSE RESPONSE

6

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