ISL59482 查看數據表（PDF） - Renesas Electronics

零件编号

产品描述 (功能)

比赛名单

ISL59482

Dual, 500MHz Triple, Multiplexing Amplifiers

Renesas Electronics 

ISL59482

Typical Performance Curves VS = ±5V, RL = 500Ω to GND, TA = +25°C, unless otherwise specified. (Continued)

JEDEC JESD51-7 HIGH EFFECTIVE THERMAL

CONDUCTIVITY TEST BOARD - QFN EXPOSED

4 DIEPAD SOLDERED TO PCB PER JESD51-5

3 2.70W

2

QFN48

JA = +37°C/W

1

0

0

25

50

75 85 100 125 150

AMBIENT TEMPERATURE (°C)

FIGURE 26. PACKAGE POWER DISSIPATION vs AMBIENT TEMPERATURE

Pin Equivalent Circuits

V+

IN

LOGIC PIN

V-

CIRCUIT 1

21k

+

33k 1.2V-

CIRCUIT 2

V+

GND

V-

V+

OUT

V-

CIRCUIT 3

V1+

GNDA1

GNDB1

GNDC1

V1-

CAPACITIVELY

COUPLED

ESD CLAMP

CIRCUIT 4A

V2+

GNDA2

GNDB2

GNDC2

V2-

CAPACITIVELY

COUPLED

ESD CLAMP

CIRCUIT 4B

SUBSTRATE 1

V1-

~1M

SUBSTRATE 2

V2-

~1M

THERMAL HEAT SINK PAD

AC Test Circuits

VIN

50Ω

or

75Ω

ISL59482

CL

5pF

RL

500Ω

FIGURE 27A. TEST CIRCUIT WITH OPTIMAL OUTPUT LOAD

VIN

50Ω

OR

75Ω

ISL59482

RS

CL 475Ω

5pF

50Ω

OR

75Ω

TEST

EQUIPMENT

50Ω

OR

75Ω

FIGURE 27B. TEST CIRCUIT FOR MEASURING WITH 50ΩOR 75Ω

INPUT TERMINATED EQUIPMENT

FN6209 Rev 4.00

Aug 8, 2014

Page 10 of 15

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