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LM3209-G3 Datasheet(PDF) 5 Page - Texas Instruments |
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LM3209-G3 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 22 page LM3209-G3 www.ti.com SNVS626B – NOVEMBER 2009 – REVISED MARCH 2013 SYSTEM CHARACTERISTICS The following spec table entries are specified by design and verifications providing the component values in the typical application circuit are used (L = 2.2 µH, DCR = 110 m Ω, MIPSZ2520D2R2/FDK; CIN = 10 µF 6.3V, C1608X5R0J106K/TDK; COUT = 4.7 µF, 6.3V, ECJ1VB0J475K/Panasonic). These parameters are not verified by production testing. Min and Max limits in apply over the full operating ambient temperature range ( −30°C ≤ TA ≤ 85°C) and over the VIN range (= PVIN = EN) = 2.7V to 5.5V unless otherwise specified. Symbol Parameter Conditions Min Typ Max Units Turn on time (time for output to EN = L to H, VIN = 3.7V, TON 35 50 µs reach 0V →90% × 3.5V) IOUT = 0 mA Turn off time (time output to EN = H to L, VIN = 3.7V, TOFF 50 100 µs reach 3.5V →10% × 3.5V) IOUT = 0 mA IOUT_MAX Max output current VIN ≥ 3.2V, VOUT = 4.2V 500 mA Boost (% M4 on) 50 DMAX Maximum Duty Cycle % Buck (% M1 on) 100 VCON = 1V, CCON VCON input capacitance 10 pF Test frequency = 100 kHz VCON_LIN VCON linearity 0.2V ≤ VCON ≤ 1.4V −70 +70 mV VIN ≥ 3.2V, 0.6 ≤ VOUT ≤ 4.2V, Ripple voltage 15 50 mV 0 mA ≤ IOUT ≤ 430 mA, TA = 25°C VO_RIPPLE VIN = 3.0V to 5.0V, Ripple voltage in mode transition VIN = TR = TF = 30s 50 mV 3.3V ≤ VOUT ≤ 4.2V VCON = 0.2V, IOUT = 70 mA 0.530 0.600 0.670 VCON = 0.4V, IOUT = 70 mA 1.130 1.200 1.270 VCON = 0.833V, IOUT = 200 mA 2.430 2.50 2.57 VOUT Output Voltage Accuracy V VCON = 1.167V, IOUT = 300 mA 3.431 3.50 3.57 VCON = 1.333V, IOUT = 350 mA 3.930 4.000 4.070 VCON = 1.4V, IOUT = 500 mA, VIN ≥ 3.2V 4.13 4.20 4.27 VIN = 3.2V to 4.9V, VIN TR = TF = 10 µs, Line Regulation 10 mV VOUT = 3.5V ΔVOUT IOUT = 0 mA to 500 mA, Load Regulation IOUT = TR = TF = 1 µs, 20 mV VIN = 3.2V to 4.9V VCON transient response 200 mV overshoot VIN = 3.2V to 4.2V, VCON transient response rise VOUT = 0.8V to 4.0V, VCON_TR 20 time VCON Tr = Tf = 1 µs, µs RLOAD = 11.4Ω VCON transient response fall 50 time VIN = 3.7V, VOUT = 1.2V, 80 85 IOUT = 70 mA VIN = 3.7V, VOUT = 2.5V, 90 95 IOUT = 200 mA η Efficiency % VIN = 3.7V, VOUT = 3.5V, 90 95 IOUT = 300 mA VIN = 3.7V, VOUT = 4.1V, 85 95 IOUT = 350 mA Copyright © 2009–2013, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: LM3209-G3 |
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