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LM2734 Datasheet(PDF) 5 Page - Texas Instruments |
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LM2734 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 37 page LM2734 www.ti.com SNVS288J – SEPTEMBER 2004 – REVISED DECEMBER 2014 6.5 Electrical Characteristics VIN = 5V, VBOOST - VSW = 5V unless otherwise specified. Datasheet min/max specification limits are ensured by design, test, or statistical analysis. TJ = 25°C TJ = -40°C to 125°C PARAMETER TEST CONDITIONS UNIT MIN(1) TYP(2) MAX(1) MIN TYP MAX VFB Feedback Voltage 0.800 0.784 0.816 V ΔVFB/Δ Feedback Voltage Line VIN = 3V to 20V 0.01 % / V VIN Regulation Feedback Input Bias Sink/Source IFB 10 250 nA Current Undervoltage Lockout VIN Rising 2.74 2.90 UVLO Undervoltage Lockout VIN Falling 2.3 2.0 V UVLO Hysteresis 0.44 0.30 0.62 LM2734X 1.6 1.2 1.9 FSW Switching Frequency MHz LM2734Y 0.55 0.40 0.66 LM2734X 92 85% DMAX Maximum Duty Cycle LM2734Y 96 90% LM2734X 2% DMIN Minimum Duty Cycle LM2734Y 1% RDS(ON) Switch ON Resistance VBOOST - VSW = 3V 300 600 m Ω ICL Switch Current Limit VBOOST - VSW = 3V 1.7 1.2 2.5 A IQ Quiescent Current Switching 1.5 2.5 mA Quiescent Current VEN = 0V 30 nA (shutdown) LM2734X (50% Duty 2.5 3.5 Cycle) IBOOST Boost Pin Current mA LM2734Y (50% Duty 1.0 1.8 Cycle) Shutdown Threshold VEN Falling 0.4 Voltage VEN_TH V Enable Threshold VEN Rising 1.8 Voltage IEN Enable Pin Current Sink/Source 10 nA ISW Switch Leakage 40 nA (1) Specified to Average Outgoing Quality Level (AOQL). (2) Typicals represent the most likely parametric norm. Copyright © 2004–2014, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM2734 |
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Similar Description - LM2734_15 |
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