LT1946EMS8 Linear Technology, LT1946EMS8 Datasheet
LT1946EMS8
Specifications of LT1946EMS8
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LT1946EMS8 Summary of contents
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... The 8-lead MSOP package and high switching frequency ensure a low profile overall solution less than 1.2mm high. , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners ...
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... SHDN = 1.250V (Note 3) = 2.5V, Not Switching = 0V ≤ 16V 0.5V ORDER PART NUMBER TOP VIEW 8 SS LT1946EMS8 7 COMP MS8 PACKAGE MS8 PART MARKING LTUG = 125°C/W JA unless otherwise specified. (Note 2) IN MIN TYP MAX 2.45 1.230 1.250 1.270 ● ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL CONDITIONS SHDN Input Voltage High SHDN Input Voltage Low SHDN Pin Bias Current V SHDN V SHDN Note 1: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent ...
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LT1946 CTIO S V (Pin 1): Error Amplifier Output Pin. Tie external com- C pensation network to this pin, or use the internal compen- sation network by shorting the (Pin 2): Feedback ...
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U OPERATIO The LT1946 uses a constant frequency, current mode control scheme to provide excellent line and load regula- tion. Please refer to Figure 2 for the following description of the part’s operation. At the start of the oscillator cycle, ...
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LT1946 U U APPLICATIO S I FOR ATIO Capacitor Selection Low ESR (equivalent series resistance) capacitors should be used at the output to minimize the output ripple voltage. Multilayer ceramic capacitors are an excellent choice, as they have an extremely ...
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U U APPLICATIO S I FOR ATIO Compensation—Theory Like all other current mode switching regulators, the LT1946 needs to be compensated for stable and efficient operation. Two feedback loops are used in the LT1946: a fast current loop which does ...
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LT1946 U U APPLICATIO S I FOR ATIO 100 50 0 –50 100 1k 10k 25k 100k FREQUENCY (Hz) 0 –100 60° –180 –200 100 1k 10k 25k 100k FREQUENCY (Hz) Figure 5. Bode Plot of Figure 1’s Circuit GROUND ...
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U TYPICAL APPLICATIO S Low Profile, Triple Output TFT Supply (10V, –10V, 20V 3. OFF 4.7µ 100nF C1 TO C6: X5R OR X7R C1: 4.7µF, 6.3V C2: 2 × 10µF, 10V ...
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LT1946 U TYPICAL APPLICATIO 3. Efficiency 3. 100 200 300 LOAD CURRENT (mA) 10 12V Output Boost Converter ...
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... LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... Dual 350mA Boost Converter Dual ±250mA Boost Converter LT1945 LT1946A 2.7MHz, 1.5A Boost DC/DC Converter LT1947 3MHz, Dual Switching Regulator ThinSOT is a trademark of Linear Technology Corporation. Linear Technology Corporation 12 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 ● Low Profile, Triple Output TFT Supply (8V, – 8V, 23V) ...