2

FN6999.1

February 25, 2010

Simplified Block Diagram

FIGURE 1. INTERNAL BLOCK DIAGRAM

DRIVER

DRIVER

GATE

CONTROL

LOGIC

POR

AND

SOFT-START

LDO

+

-

PGND

FB

COMP/EN

PVCC

PHASE

PGND

VOUT

VIN

PWM Controller

+

-

0.6V

0.4V

OSCILLATOR

DIS

+

-

PWM

SAMPLE

AND

HOLD

+

-

21.5µA

ISET

INHIBIT

PVCC

ISET

RFB-TI

RSET-IN

Ordering Information

PART NUMBER

(Notes 1, 2, 3)

PART MARKING

TEMP.

RANGE (°C)

PACKAGE

(Pb-Free)

PKG. DWG. #

ISL8204MIRZ

ISL8204M

-40 to +85

15 Ld QFN

L15.15x15

ISL8206MIRZ

ISL8206M

-40 to +85

15 Ld QFN

L15.15x15

NOTES:

1. Add “-T” suffix for tape and reel. Please refer to TB347 for details on reel specifications.

2. These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach

materials, and 100% matte tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both

SnPb and Pb-free soldering operations). Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that

meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020.

3. For Moisture Sensitivity Level (MSL), please see device information page for ISL8204M, ISL8206M. For more information on

MSL please see techbrief TB363.

Summary of Features

PART NUMBER

RATED CURRENT

(A)

(kΩ)

(mΩ)

(V)

ISL8206M

6

4.12

15

6

ISL8204M

4

2.87

15

6

ISL8204M, ISL8206M