UNISONIC TECHNOLOGIES CO., LTD

P1596

LINEAR INTEGRATED CIRCUIT

www.unisonic.com.tw

1 of 8

Copyright © 2005 Unisonic Technologies Co., Ltd

QW-R103-027,B

150KHZ, 1.5A PWM BUCK DC/DC

CONVERTER

DESCRIPTION

The UTC P1596 series is a step-down switching regulator able to

provide 1.5A output current. The available output voltages are 2.5V,

3.3V, 5V and an adjustable output version.

FEATURES

*Output load current: 1.5A

*Adjustable version output voltage range, 1.23V ~ 18V±4%

*150KHz ±15% fixed switching frequency

*Voltage mode non-synchronous PWM control

*Thermal-shutdown and current-limit protection

*Operating voltage can be up to 22V

*Low power standby mode

*High efficiency

*Internal current and thermal limit

*Built-in switching transistor on chip

TO-220B-5

1

TO-220-5

1

1

TO-263-5

1

TO-252-5

SIP-4

1

*Pb-free plating product number: P1596L

ORDERING INFORMATION

Order Number

Normal

Lead Free Plating

Package

Packing

P1596-xx-G04-K

P1596L-xx-G04-K

SIP-4

Bulk

P1596-xx-TA5-T

P1596L-xx-TA5-T

TO-220-5

Tube

P1596-xx-TB5-T

P1596L-xx-TB5-T

TO-220B

Tube

P1596-xx-TN5-R

P1596L-xx-TN5-R

TO-252-5

Tape Reel

P1596-xx-TN5-T

P1596L-xx-TN5-T

TO-252-5

Tube

P1596-xx-TQ5-R

P1596L-xx-TQ5-R

TO-263-5

Tape Reel

P1596-xx-TQ5-T

P1596L-xx-TQ5-T

TO-263-5

Tube

Note: xx: Output Voltage, refer to Marking Information.

P1596L-xx-G04-K

(1)Packing Type

(2)Package Type

(3)Output Voltage Code

(4)Lead Plating

(1) K: Bulk, R: Tape Reel, T:Tube

(2) G04: SIP-4, TA5: TO-220-5, TB5: TO-220B,

TN 5: TO-252-5, TQ5: TO-263-5

(3) xx: refer to Marking Information

(4) L: Lead Free Plating, Blank: Pb/Sn