ISL97692, ISL97693, ISL97694A

8

FN7839.2

July 19, 2012

EN

6

7

8

Enable Input. High = Normal operation. Low = Shutdown.

VIN

7

8

9

Input Supply Voltage.

FPWM

8

10

Tie FPWM to VIN to select Direct PWM mode. In Direct PWM mode, the channel outputs

follow the PWMI pin’s frequency and pulse width.

adjustment. In this mode, the channel outputs follow the PWMI pin’s PWM duty, and

LX

9

9

11

Input to boost switch.

PGND

10

10

12

FSW

11

11

14

Switching Frequency Adjustment. The boost switching frequency is adjusted from

OVP

12

12

15

Overvoltage protection input.

CH1

13

13

16

Channel 1 current sink and channel monitoring. Tie pin to GND if channel unused.

CH2

14

14

17

Channel 2 current sink and channel monitoring. Tie pin to GND if channel unused.

CH3

15

15

18

Channel 3 current sink and channel monitoring. Tie pin to GND if channel unused.

CH4

16

16

19

Channel 4 current sink and channel monitoring. Tie pin to GND if channel unused.

NC

6, 13

Not connected.

PIN

NAME

ISL97692

ISL97693

ISL97694A

DESCRIPTION

Ordering Information

PART NUMBER

(Notes 1, 2, 3)

PART

MARKING

TEMP RANGE

(°C)

PACKAGE

(Pb-free)

PKG.

DWG. #

ISL97692IRTZ

7692

-40 to +85

16 Ld 3mmx3mmx0.75mm TQFN

L16.3x3D

ISL97693IRTZ

7693

-40 to +85

16 Ld 3mmx3mmx0.75mm TQFN

L16.3x3D

ISL97694AIRTZ

694A

-40 to +85

20 Ld 3mmx4mmx0.8mm TQFN

L20.3x4A

ISL97692IRTZ-EVALZ

Evaluation board

ISL97693IRTZ-EVALZ

Evaluation board

ISL97694AIRT-EVZ

Evaluation board

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 - 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 ISL97692, ISL97693 ISL97694A. For more information on MSL please

see tech brief TB363.