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TDA3668AT Datasheet(PDF) 5 Page - NXP Semiconductors |
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TDA3668AT Datasheet(HTML) 5 Page - NXP Semiconductors |
5 / 16 page 2000 Feb 01 5 Philips Semiconductors Preliminary specification Very low dropout voltage/quiescent current 5 V regulator with overvoltage switch off TDA3668AT CHARACTERISTICS VP = 14.4 V; Tamb =25 °C; measured in test circuit of Fig.4; unless otherwise specified. Notes 1. The regulator output will follow VP if VP <VREG +VREG(drop). 2. Limiting values as applicable for device type: VP ≤ 50 V and −40 °C ≤ Tamb ≤ +125 °C. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply voltage: pin VP VP supply voltage regulator operating; note 1 3 14.4 24 V load dump; tf ≤ 50 ms; tr ≥ 2.5 ms −− 50 V overvoltage protection; regulator switched off 24 28 − V Iq quiescent current VP = 4.5 V; IREG =0mA − 10 −µA VP = 14.4 V; IREG =0mA − 15 30 µA 6V ≤ V P ≤ 22 V; IREG =10mA − 0.2 0.5 mA 6V ≤ V P ≤ 22 V; IREG =50mA − 1.4 2.5 mA Regulator output: pin REG; note 2 VREG output voltage 8 V ≤ VP ≤ 22 V; IREG = 0.5 mA 4.8 5.0 5.2 V 6V ≤ V P ≤ 24 V; IREG = 0.5 mA; Tamb ≤ 125 °C 4.75 5.0 5.25 V 0.5 mA ≤ IREG ≤ 100 mA; Tamb ≤ 125 °C 4.75 5.0 5.25 V VREG(drop) dropout voltage VP = 4.5 V; IREG = 50 mA; Tamb ≤ 85 °C − 0.18 0.3 V VREG(stab) long-term stability voltage − 20 − mV/1000 h ∆VREG(line) line input regulation voltage 8 V ≤ VP ≤ 22 V; IREG = 0.5 mA − 130 mV 7V ≤ V P ≤ 22 V; IREG = 0.5 mA; Tamb ≤ 85 °C − 150 mV ∆V REG(load) load output regulation voltage 0.5 mA ≤ IREG ≤ 50 mA; Tamb ≤ 125 °C − 10 50 mV SVRR supply voltage ripple rejection fP(ripple) = 120 Hz; VP(ripple)(rms) =1V; IREG = 0.5 mA 50 60 − dB IREG(crl) current limit VREG > 4.5 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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