PT7602 3.3V INPUT PROGRAMMABLE INTEGRATED SWITCHING REGULATOR

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PT7602 3.3V INPUT PROGRAMMABLE INTEGRATED SWITCHING REGULATOR

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PT7602
3.3V INPUT PROGRAMMABLE INTEGRATED SWITCHING REGULATOR
Revised 11/10/98
PT7602 series high-performance, Integrated Switching Regulators (ISRs) housed 27-pin package. capability allows easy integration latest high-speed, low-voltage µPs, DSPs, ASICs, drivers into existing 3.3V systems.
output voltage PT7602 easily programmed with input compatible with Intel's Pentium® Processor. differential remote sense also provided which automatically compensates voltage drop from load.
Pin-Out Information Standard Application
PROGRAMMING PINS
VID0 VID1 VID2 VID3
Function
REMOTE SENSE
Function
Remote Sense
Function
Vout Vout Vout Vout Vout Vout
Remote Sense Vout connect
VID0 VID1 VID2 VID3
STBY* Stand-by connect
VOUT
PT7602
LOAD
COUT
STBY*
REMOTE SENSE
Required 1000µF electrolytic Cout= Required 330µF electrolytic Optional input choke
STBY* pin; open output enabled; ground output disabled.
Specifications
Characteristics 25°C unless noted) Output Current Input Voltage Range Output Voltage Tolerance Line Regulation Load Regulation Ripple/Noise Transient Response with Cout 330µF Efficiency Switching Frequency Absolute Maximum Operating Temperature Range Recommended Operating Temperature Range Storage Temperature Mechanical Shock Mechanical Vibration Weight
PT7602 SERIES
Symbols Regline load Conditions +60°C, LFM, +25°C, natural convection 0.1A +3.3V, +65°C 3.1V 3.6V, +3.3V, +3.3V, step between over/undershoot +3.3V, 3.1V 3.6V 0.1A Forced Flow Over Ranges Mil-STD-883D, Method 2002.3 msec, Half Sine, mounted fixture Mil-STD-883D, Method 2007.2, 20-2000 Soldered board Vertical/Horizontal 1.8V 1.5V 3.1** Vo-0.03 31/41 Vo+0.03 +125 Units µSec grams
ISR-will operate down load with reduced specifications. Please note that this product short-circuit protected. minimum input voltage 3.1V Vout+1.2V, whichever greater.
Output Capacitors: PT7602 series requires minimum ouput capacitance 330µF proper operation. Oscon type capacitors. maximum allowable output capacitance 7,500µF. Input Filter: input filter optional most applications. input inductor must sized handle 10ADC with typical value 1µH. input capacitance must rated minimum 1.0Arms ripple current. transient dynamic load applications, additional capacitance required.
Power Trends, Inc. 27715 Diehl Road, Warrenville, 60555 (800) 531-5782 Fax: (630) 393-6902 http://www.powertrends.com
PT7602
Features
+3.3V input 4-bit Programmable: 1.3V 2.05V@10A High Efficiency Input Voltage Range: 3.1V 3.6V Differential Remote Sense 27-pin Package
Programming Information
VID3 VID2 VID1 VID0
Ordering Information
PT7602t 2.05 Volts
(For dimensions board layout, Package Styles 810.)
Vout
1.30V 1.35V 1.40V 1.45V 1.50V 1.55V 1.60V 1.65V 1.70V 1.75V 1.80V 1.85V 1.90V 1.95V 2.00V
Series Suffix (PT1234X)
Case/Pin Configuration Vertical Through-Hole Horizontal Through-Hole Horizontal Surface Mount
Logic potential (remote sense gnd) Logic Open circuit pull-up resistors) VID3 changed while unit operating.
PT7602,
Efficiency Output Current
(See Note
Efficiency
Iout
Ripple Output Current
Ripple (mV)
Iout
Power Dissipation Output Current
(Watts)
Iout Note data listed above graphs been developed from actual products tested 25°C. This data considered typical data ISR.
Power Trends, Inc. 27715 Diehl Road, Warrenville, 60555 (800) 531-5782 Fax: (630) 393-6902 http://www.powertrends.com
IMPORTANT NOTICE Texas Instruments subsidiaries (TI) reserve right make changes their products discontinue product service without notice, advise customers obtain latest version relevant information verify, before placing orders, that information being relied current complete. products sold subject terms conditions sale supplied time order acknowledgement, including those pertaining warranty, patent infringement, limitation liability. warrants performance semiconductor products specifications applicable time sale accordance with TI's standard warranty. Testing other quality control techniques utilized extent deems necessary support this warranty. Specific testing parameters each device necessarily performed, except those mandated government requirements. CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS INVOLVE POTENTIAL RISKS DEATH, PERSONAL INJURY, SEVERE PROPERTY ENVIRONMENTAL DAMAGE ("CRITICAL APPLICATIONS"). SEMICONDUCTOR PRODUCTS DESIGNED, AUTHORIZED, WARRANTED SUITABLE LIFE-SUPPORT DEVICES SYSTEMS OTHER CRITICAL APPLICATIONS. INCLUSION PRODUCTS SUCH APPLICATIONS UNDERSTOOD FULLY CUSTOMER'S RISK. order minimize risks associated with customer's applications, adequate design operating safeguards must provided customer minimize inherent procedural hazards. assumes liability applications assistance customer product design. does warrant represent that license, either express implied, granted under patent right, copyright, mask work right, other intellectual property right covering relating combination, machine, process which such semiconductor products services might used. TI's publication information regarding third party's products services does constitute TI's approval, warranty endorsement thereof.
Copyright 1999, Texas Instruments Incorporated

PT7602 3.3V INPUT PROGRAMMABLE INTEGRATED SWITCHING REGULATOR

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