link to page 4 link to page 4 link to page 6 CXT-STA4919 – Preliminary DatasheetElectrical Characteristics Unless otherwise stated, Tj = 25°C, Cin = 4.7F, Cout= 4.7F . Bold figures point out values valid over the whole tem- perature range (Tj = -55°C to +175°C). ParameterSymbolConditionMinTypMaxUnit Input Voltage VIN 4.530 V Output voltage range VOUT VIN = [4.5V-30V] 3.028V V Dropout8 Dr Iout = 50mA 0.725 V Output current Iout 050 mA VIN =[4.5-30]V VOUTVOUT Output voltage total accuracy V Iout = [0 .. 50]mA -5%+5% VIN= 5V; VOUT = 3.3V Output voltage temperature drift Iout = 0mA +2.2 % Tj = [25°C - 175°C] VIN =[4.5-30]V; Output voltage line regulation VOUT = 3.3V -1 % Iout= 0mA VIN =5V; VOUT = 3.3V -0.069 Iout = [0 .. 50]mA Output voltage load regulation % VIN =30V; VOUT = 27V -0.1 9 Iout = [0 .. 50]mA VIN= 5V; VOUT = 3.3V 1 Iout = 0 mA Quiescent current10 Iq mA VIN= 30V; VOUT = 5V 1.15 Iout = 0 mA VIN = 5V; Tj =175°C 7 µA CEB = 5V Standby current10 Istdby VIN = 30V; Tj = 175°C 40 µA CEB = 5V VIN from 5V to 10V (5V/µs) +5 % VOUT = 3.3V; Iout = 50mA VIN from 10V to 5V (5V/µs) -5 % VOUT = 3.3V;Iout = 50mA Response to Line Transient VIN from 5V to 6V (5V/µs) +1 % VOUT = 3.3V; Iout = 50mA VIN from 6V to 5V (5V/µs) -1 % VOUT = 3.3V;Iout = 50mA VIN = 10V; VOUT = 3.3V Iout from 10mA to 50 mA -5 % (10mA/µs), T Response to Load Transient j = 175°C VIN = 10V; VOUT = 3.3V Iout from 50 mA to 10 mA +7 % (10mA/µs), Tj = 175°C Power Supply Rejection Ratio 100Hz 65 dB PSRR (VIN=10V,VOUT=1.8V,Iout=10mA) 1 KHz 45 dB BW = [1Hz .. 10KHz] µV Output noise voltage 37 R VOUT=3.3V; Tj = 25°C MS Short-circuit current Isc VIN = [4.5-30]V 110 200 260 mA VIN=10V; T FB input current I j = 175°C FB 50 nA VFB = 0.9V +/- 10% VIN = 5V; V CEB input current I CEB=5V; CEB 3 µA Tj = 175°C CEB VIL VIL CEB 1.2 V CEB VIH VIH CEB 2 V Over temperature protection TH threshold OTP TBD °C Over temperature protection Hyst hysteresis OTP 10 °C Junction–to-case R thermal resistance ΘJC TBD °C/W Junction–to-ambient R thermal resistance11 ΘJA 55 °C/W 8 Refer to Figure 11 for evolution of min dropout in function of required output current 9 Load regulation measurements must be done in a way to avoid self-heating effect 10 Current through feedback resistances excluded 11 Based on FR4 2s2p board + thermal vias under the exposed pad PUBLIC 1-May-19Doc. PDS-181975 V1.0WWW.CISSOID.COM 4 of 11