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LM2706TL データシート(PDF) 3 Page - National Semiconductor (TI) |
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LM2706TL データシート(HTML) 3 Page - National Semiconductor (TI) |
3 / 15 page Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage, PV IN,VDD to SGND −0.2V to +6V PGND to SGND −0.2V to +0.2V EN, FB, BYP, ABD, V CON (SGND −0.2V) to (V DD +0.2V) SW (PGND −0.2V) to (V DD +0.2V) PV IN to VDD −0.2V to +0.2V Storage Temperature Range −45˚C to +150˚C Lead Temp. (Soldering, 10 sec) 260˚C Junction Temperature (Note 2) +125˚C Minimum ESD Rating ±2kV (Human Body Model, C = 100 pF, R = 1.5 k Ω) Thermal Resistance ( θ JA) (Note 3) 137˚C/W Electrical Characteristics Specifications with standard typeface are for T A =TJ = 25˚C, and those in boldface type apply over the full Operating Tem- perature Range of T A =TJ = −25˚C to +85˚C. Unless otherwise specified, PVIN =VDD = EN = 3.6V, BYP = ABD = VCON = 0V. Symbol Parameter Conditions Min Typ Max Units V IN Input Voltage Range (Note 4) PV IN =VDD =VIN 2.7 3.6 5.5 V V FB, MIN Regulated feedback voltage at minimum setting V CON =0V T A = 25˚C 1.47 1.50 1.53 V V FB, MIN Regulated feedback voltage at minimum setting V CON =0V 1.455 1.50 1.545 V V FB, MAX Regulated feedback voltage at maximum setting V CON = 1.70V T A = 25˚C 3.185 3.25 3.315 V V FB, MAX Regulated feedback voltage at maximum setting V CON = 1.70V 3.15 3.25 3.35 V OVP Over-Voltage protection Threshold V CON = 0V (Note 5) 260 350 445 mV V BYPASS− Auto Bypass Detection Threshold V CON = 1.7V (Note 6) 160 275 390 mV V BYPASS+ Auto Bypass Detection Threshold V CON = 1.7V (Note 6) 310 440 570 mV I SHDN Shutdown Supply Current EN = ABD = BYP = SW = FB = 0V T A = 25˚C (Note 7) 0.1 1 µA I SHDN Shutdown Supply Current EN = ABD = BYP = SW = FB = 0V T A = 55˚C (Note 7) 0.45 2 µA I SHDN Shutdown Supply Current EN = ABD = BYP = SW = FB = 0V T A = 85˚C (Note 7) 6 25 µA I Q1_PWM DC Bias Current into V DD FB = 2V, No-Load, V CON = 0V 1.4 1.8 mA I Q2_BYPASS V IN = BYP = 3.6V, No-Load, V CON =0V 1.45 1.8 R DSON(P) Pin-Pin Resistance for P FET 260 500 m Ω R DSON(N) Pin-Pin Resistance for N FET 200 500 m Ω R DSON(BYP) Pin-Pin Resistance for Bypass FET 105 200 m Ω I LIM, PFET Switch Peak Current Limit (Note 8) 550 650 750 mA I LIM, BYPASS Bypass FET Peak Current Limit (Note 8) 480 650 930 mA F OSC Internal Oscillator Frequency 500 600 700 kHz V IH Logic High Input, EN, BYP, ABD 1.2 V V IL Logic Low Input, EN, BYP, ABD 0.5 V I PIN Pin Pull Down Current, EN, BYP, ABD EN, BYP, ABD = 3.6V 5 10 µA V CON,MIN V CON Threshold Commanding V FB,MIN PWM Mode, V CON Swept Down 0.55 0.6 0.65 V V CON,MAX V CON Threshold Commanding V FB,MAX PWM Mode, V CON Swept Up 1.5 1.6 1.7 V Z CON V CON Input Resistance 100 k Ω www.national.com 3 |
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同様の説明 - LM2706TL |
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