el7513 Intersil Corporation, el7513 Datasheet
el7513
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el7513 Summary of contents
Page 1
... V less than 5.5V. IN The EL7513 is available in the 8 Ld TSOT and 8 Ld MSOP packages. The TSOT package is just 1mm high, compared to 1.45mm for the standard SOT23 package. Ordering Information PART PART TAPE & ...
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... Pinouts EL7513 (8 LD TSOT) TOP VIEW COMP 1 CNTL 2 3 VOUT LX 4 EL7513 (8 LD MSOP) TOP VIEW VIN PGND 3 4 SGND 2 EL7513 Typical Connection 2.6V TO 5.5V 8 VIN SGND 5 PGND V CTRL 8 CNTL 7 COMP VOUT 33µH 4.7µF VIN LX VOUT CS CNTL ...
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... CNTL 3 5 VOUT PGND 6 4 SGND VIN 3 EL7513 = 25°C) SGND to PGND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +0.3V Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +150°C Ambient Operating Temperature . . . . . . . . . . . . . . . .-40°C to +85° 12V 4.7µ 33µ 1µ CONDITIONS CNTL Pin V ...
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... V CNTL Typical Performance Curves All performance curves and waveforms are taken with C series; unless otherwise specified. 1.05 1.04 1.03 1.02 1.01 1 2 (V) IN FIGURE 1. SWITCHING FREQUENCY EL7513 V IN REFERENCE 1MHz THERMAL GENERATOR OSCILLATOR SHUTDOWN OVER-VOLTAGE PROTECTION PWM + LOGIC + + BOOST I-SENSE START-UP CONTROL ERROR AMP ...
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... VIN LX 3 VOUT CNTL PGND CTRL 1 6 COMP SGND 0.1µF FIGURE 6A. 3 LEDs IN A SERIES 5 EL7513 (Continued) = 4.7µ 1µ 0.1µ 33µ 2.5 CNTL 1µF 5Ω FIGURE 5. BAT54HT1 1µF 5Ω FIGURE 6. = 3.3V 1V CNTL 1 ...
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... LX 3 VOUT CTRL CNTL PGND 1 6 COMP SGND 0.1µF FIGURE 9A. 2 LEGS OF 3 LEDs IN A SERIES 6 EL7513 (Continued) = 4.7µ 1µ 0.1µ 33µ 1µF 5Ω FIGURE 7. 1µF 5Ω 5Ω FIGURE 8. 1µF 5Ω 5Ω FIGURE 9. ...
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... LX 3 VOUT CTRL 2 5 CNTL PGND 1 6 COMP SGND 0.1µF FIGURE 12A. 3 LEGS OF 3 LEDs IN A SERIES 7 EL7513 (Continued) = 4.7µ 1µ 0.1µ 33µ 1µF 5Ω 5Ω FIGURE 10. 1µF 5Ω 5Ω 5Ω FIGURE 11. 1µF 5Ω ...
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... CNTL I LED 10ms/DIV FIGURE 14. START-UP V CNTL LED 20ms/DIV FIGURE 16. TRANSIENT RESPONSE 8 EL7513 (Continued) = 4.7µ 1µ 0.1µ 33µ 1µF 5Ω 5Ω 5Ω FIGURE 13. = 4.7µ 1µ 0.1µ 33µ ...
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... O 1µs/DIV FIGURE 18. DISCONTINUOUS CONDUCTION MODE Detailed Description The EL7513 is a constant current boost regulator specially designed for driving white LEDs. It can drive LEDs in series or 12 LEDs in parallel/series configuration and achieves efficiency up to 91%. The brightness of the LEDs is adjusted through a voltage level on the CNTL pin ...
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... Maximizing the copper area around the plane is preferable. In addition, a solid ground plane is always helpful for the EMI performance. L=15µH The demo board is a good example of layout based on the principle. Please refer to the EL7513 Application Brief for the L=10µH layout × ...
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... Package Outline Drawing NOTE: The package drawing shown here may not be the latest version. To check the latest revision, please refer to the Intersil website at <http://www.intersil.com/design/packages/index.asp> 11 EL7513 ...
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... Package Outline Drawing NOTE: The package drawing shown here may not be the latest version. To check the latest revision, please refer to the Intersil website at <http://www.intersil.com/design/packages/index.asp> 12 EL7513 ...