STEVAL-ISA047V1 STMicroelectronics, STEVAL-ISA047V1 Datasheet
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STEVAL-ISA047V1
Specifications of STEVAL-ISA047V1
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STEVAL-ISA047V1 Summary of contents
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Features ■ Step-down current mode PWM (1.5 MHz) DC- DC converter ■ output voltage tolerance ■ Internal soft start for start-up current limitation and power on delay of 50-100 µs ■ Typical efficiency: > ■ ...
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Contents 1 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Diagram Figure 1. Schematic diagram Diagram 3/14 ...
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Pin configuration 2 Pin configuration Figure 2. Pin configuration (top view) ST1S03A Table 2. Pin description Pin n° Symbol GND IN_SW V 5 IN_A 6 N.C./INH 4/14 Name and function Voltage of ...
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Maximum ratings Table 3. Absolute maximum ratings Symbol V Positive power supply voltage IN_SW V Positive power supply voltage IN_A V Max voltage of inhibit pin INH SWITCH Max voltage of output pin Voltage V Feedback voltage FB I ...
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Electrical characteristics 4 Electrical characteristics Table 5. Electrical characteristics ( IN_SW IN_A INH otherwise specified. Typical values are referred to 25 °C) Symbol Parameter FB Feedback voltage I V pin bias current Quiescent ...
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Typical application Figure 3. Application circuits Typical application 7/14 ...
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Application notes 6 Application notes The ST1S03A is an adjustable current mode PWM step-down DC-DC converter with internal 1.5 A power switch, packaged in a 6-lead DFN 3x3 mm. It’s a complete 1.5 A switching regulator with its internal compensation ...
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Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK These packages have a lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner box ...
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Package mechanical data Dim. Min 0.23 D 2.90 D2 2.23 E 2. 0.30 10/14 DFN6D (3x3 mm) mechanical data mm. Typ. Max. 1.00 0.02 0.05 0.20 0.45 3.00 3.10 2.50 ...
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Tape & Reel QFNxx/DFNxx (3x3) Mechanical Data mm. Dim. Min. Typ 12 3.3 Bo 3 Max. Min. 330 13.2 0.504 0.795 2.362 18 Package mechanical data ...
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Package mechanical data Figure 4. DFN6 (3x3 mm) footprint recommended data 12/14 ...
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Revision history Table 6. Document revision history Date Revision 04-May-2006 1 06-Jun-2006 2 29-May-2007 3 12-Mar-2008 4 16-May-2008 5 03-Jun-2008 6 Changes First release. Table 3 has been updated. Add new mechanical data DFN6D and order codes updated. Added: ...
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