Output Power
:
Input Voltage
:
Operating Temperature Range
:
Mounting Style
: SMD/SMT
Packaging
: Reel
Output Current
: 1 A
Output Voltage
: 1.2 V to 37 V
Switching Frequency
: 173 KHz
Package / Case
: TO-263
Pinout
Specifications
DescriptionThe LM2598SX-ADJ is monolithic integrated circuit that provide all the active functions for a step-down (buck) switching regulator, capable of driving a 1A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3V, 5V, 12V, and an adjustable output version.
The features of LM2598SX-ADJ can be summarized as:(1)3.3V, 5V, 12V, and adjustable output versions; (2)Guaranteed 1A output current; (3)Available in 7-pin TO-220 and TO-263 (surface mount)package; (4)Input voltage range up to 40V; (5)Excellent line and load regulation specifications; (6)150 kHz fixed frequency internal oscillator; (7)Shutdown /Soft-start; (8)Out of regulation error flag; (9)Error output delay; (10)Low power standby mode, IQ typically 85 A; (11)High Efficiency; (12)Uses readily available standard inductors; (13)Thermal shutdown and current limit protection; (14)Adjustable version output voltage range, 1.2V to 37V ±4% max over line and load conditions.
The absolute maximum ratings of LM2598SX-ADJ are:(1)Maximum Supply Voltage (VIN):45V; (2)SD/SS Pin Input Voltage (Note 2):6V; (3)Delay Pin Voltage (Note 2):1.5V; (4)Flag Pin Voltage:-0.3V V +45V; (5)Feedback Pin Voltage:-0.3V V +25V; (6)Output Voltage to Ground (Steady State):-1V; (7)Power Dissipation Internally:limited; (8)Storage Temperature Range:-65°C to +150°C; (9)Maximum Junction Temperature:+150°C.
If you want to know more information such as the electrical characteristics about the LM2598SX-ADJ, please download the datasheet in www.seekic.com or www.chinaicmart.com .
LM2598SX-ADJ Data Sheet
