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TDA3663AT Scheda tecnica(PDF) 5 Page - NXP Semiconductors |
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TDA3663AT Scheda tecnica(HTML) 5 Page - NXP Semiconductors |
5 / 15 page TDA3663_6 © NXP B.V. 2007. All rights reserved. Product data sheet Rev. 06 — 26 June 2007 5 of 15 NXP Semiconductors TDA3663 Very low dropout voltage/quiescent current 3.3 V voltage regulator 9. Thermal characteristics 10. Characteristics [1] The regulator output will follow VP if VP <VREG +VREG(drop). Table 5: Thermal characteristics Symbol Parameter Conditions Typ Unit Rth(j-a) thermal resistance from junction to ambient SO4 in free air; soldered 100 K/W SO8 in free air; soldered 155 K/W Rth(j-c) thermal resistance from junction to case SO4 to center pins; soldered 25 K/W SO8 to center pins; soldered 30 K/W Table 6: Characteristics VP = 14.4 V; Tamb =25 °C; measured with test circuit of Figure 15; unless otherwise specified. Symbol Parameter Conditions Min Typ Max Unit Supply voltage: pin VP VP supply voltage regulator operating [1] 3 14.4 45 V Iq quiescent current VP = 4.5 V; IREG =0mA - 10 - µA VP = 14.4 V; IREG = 0 mA - 15 30 µA 6V ≤ VP ≤ 22 V; IREG = 10 mA - 0.2 0.5 mA 6V ≤ VP ≤ 22 V; IREG = 50 mA - 1.4 2.5 mA Regulator output: pin REG VREG output voltage 8 V ≤ VP ≤ 22 V; IREG = 0.5 mA 3.16 3.3 3.44 V 0.5 mA ≤ IREG ≤ 100 mA 3.13 3.3 3.47 V 6V ≤ VP ≤ 45 V; IREG = 0.5 mA 3.13 3.3 3.47 V VREG(drop) dropout voltage VP = 3.1 V; Tamb ≤ 85 °C; IREG =50mA - 0.18 0.3 V VREG(stab) output voltage long-term stability per 1000 h - 20 - mV ∆VREG(line) line input regulation voltage 7V ≤ VP ≤ 22 V; IREG = 0.5 mA - 1 30 mV 7V ≤ VP ≤ 45 V; IREG = 0.5 mA - 1 50 mV ∆VREG(load) load output regulation voltage 0.5 mA ≤ IREG ≤ 50 mA - 10 50 mV SVRR supply voltage ripple rejection fi = 120 Hz; Vi(ripple) = 1 V (RMS); IREG = 0.5 mA 50 60 - dB IREG(crl) output current limit VREG > 2.8 V 0.17 0.25 - A ILO(rp) output leakage current at reverse polarity VP = −15 V; VREG ≤ 0.3 V - 1 500 µA |
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