IRS2573DSPBF

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Mounting Style : SMD/SMT
Packaging : Tube
Package / Case : SOIC-28
Product : Photo-Flash Drivers


Pinout




Specifications




Description

The IRS2573DSPBF is a fully-integrated, fully-protected 600V HID control IC designed  to drive all types of HID lamps.Internal circuitry provides control for ignition,  warm-up, running and fault operating modes.

The features of IRS2573DSPBF can be summarized as (1)Buck, full-bridge and lamp control in one IC; (2)Continuous/critical-conduction mode buck control; (3)600V high and low-side full-bridge driver; (4)600V high-side buck Driver; (5)Low-side ignition FET gate driver; (6)Integrated bootstrap FETs for full-bridge high-side drivers; (7)Constant lamp power control; (8)Programmable buck cycle-by-cycle over-current protection; (9)Programmable buck output voltage limitation; (10)Programmable lamp current limitation; (11)Programmable full-bridge frequency; (12)Fault latch reset input; (13)Programmable ignition counter (21sec/64sec typical); (14)Programmable good fault reset counter (2730sec typical); (15)Micro-controller compatible timing thresholds; (16)Internal 15.6V zener clamp diode on VCC; (17)Micropower startup (150A); (18)Latch immunity and ESD protection on all pins.

The absolute maximum ratings of IRS2573DSPBF are:(1)High-Side Floating Supply Voltage:-0.3V to 625V; (2)High-Side Floating Supply Voltage:-0.3V to 625V; (3)High-Side Floating Supply Voltage:-0.3V to 625V; (4)High-Side Floating Supply Offset Voltage  VB1-25V to VB1+0.3V; (5)High-Side Floating Supply Offset Voltage:VB+0.3V; (7)High-Side Floating Output Voltage:VS1-0.3V to VB1+0.3V; (8)High-Side Floating Output Voltage:VS2-0.3V to VB2+0.3V; (9)High-Side Floating Output Voltage:VSB-0.3V to VBB+0.3V; (10)Low-Side Output Voltage:-0.3V to VCC+0.3V; (11)Low-Side Output Voltage:-0.3V to VCC+0.3V; (12)Low-Side Output Voltage:-0.3V to VCC+0.3V; (13)Buck Current Sense Pin Voltage:VSB-0.3V to VBB+0.3V; (14)Full-Bridge Oscillator Timing Pin Voltage  -0.3  VCC + 0.3 ; (15)gnition Timer Pin Voltage  -0.3  VCC + 0.3 ; (16)Fault Timer Pin Voltage:-0.3V to VCC+0.3V; (17)Reset Pin Voltage:-0.3V to VCC+0.3V; (18)Lamp Voltage Sense Pin Voltage:-0.3V to VCC+0.3V; (19)Lamp Current Sense Pin Voltage:-0.3V to VCC+0.3V; (20)Current Limitation Pin Voltage:-0.3V to VCC+0.3V; (21)Voltage Limitation Pin Voltage:-0.3V to VCC+0.3V; (22)Buck High-side Supply Current:-20mA to 20mA; (23)Buck Current Sense Pin Current:-5mA to 5mA; (24)Buck Compensation Pin Current:-5mA to 5mA; (25)Buck Compensation Pin Current:-5mA to 5mA; (26)Buck Zero-crossing Detection Pin Current:-5mA to 5mA; (27)Buck Off-time Pin Current:-5mA to 5mA; (28)Supply current:-20mA to 20mA; (29)Current Reference Pin Current:-5mA to 5mA; (30)Allowable offset voltage slew rate:-50mA to 50mA; (31)Junction temperature:-55°C to 150°C ; (32)Storage temperature:-55°C to 150°C ; (33)Lead temperature (soldering, 10 seconds):300°C.

If you want to know more information such as the electrical characteristics about the IRS2573DSPBF, please download the datasheet in www.seekic.com or www.chinaicmart.com .