ISL6535

FN9255 Rev 3.00

Page 3 of 15

March 3, 2016

Ordering Information

PART NUMBER

(Notes 4, 5)

PART

MARKING

TEMP.

RANGE (°C)

PACKAGE

(RoHS Compliant)

PKG.

DWG. #

ISL6535CBZ (Note 1)

6535CBZ

0 to +70

14 Ld SOIC

M14.15

ISL6535IBZ (Note 1)

6535IBZ

-40 to +85

14 Ld SOIC

M14.15

ISL6535CRZ (Note 2)

65 35CRZ

0 to +70

16 Ld 4x4 QFN

L16.4x4

ISL6535IRZ (Note 3)

65 35IRZ

-40 to +85

16 Ld 4x4 QFN

L16.4x4

1. Add “-T” suffix for 2.5k unit tape and reel option. Please refer to TB347 for details on reel specifications.

2. Add “-T” suffix for 6k unit tape and reel option. Please refer to TB347 for details on reel specifications.

3. Add “-T” suffix for 6k unit or -TK for 1k unit tape and reel options. Please refer to TB347 for details on reel specifications.

4. 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.

5. For Moisture Sensitivity Level (MSL), please see product information page for ISL6535. For more information on MSL, please see tech brief TB363.

Block Diagram

FIGURE 1. BLOCK DIAGRAM

SOFT-START

BOOT

UGATE

GND

FB

AND

FAULT LOGIC

COMP

PGND

LGATE

EA

PWM

PVCC

VCC

GATE

CONTROL

LOGIC

INTERNAL

REGULATOR

OSCILLATOR

RT

30mA

SSDONE

SS

POWER-ON

RESET (POR)

(QFN ONLY)

REFIN

REFERENCE

EN

(QFN ONLY)

OCSET

200mA

SOURCE OCP

PHASE

6mA