TECHNICAL DATA 1.0A Low Dropout Positive Voltage Regulator IL2940CT-xx General Description Maximum output current up to 1A Dropout voltage less than 0.8V at load current 1A Internal limitation of short circuit current Built-in overheat protection Protection from reverse polarity installation 1 – Input (IN) 2 – Ground (GND) 3 – Output (OUT) Absolute Maximum Ratings Parameter Symbol Value Unit Maximum Line Transient (T≤1ms, R0=100 Ohm) VMIN 45 V Reverse Polarity Transient Input Voltage (T≤1ms, R0=100 Ohm) VMIN -45 V Reverse Polarity DC Input Voltage (R0=100 Ohm) VMIN -15 V Maximum Junction Temperature TJ 150 ºC Thermal Resistance Junction-to-Case RΘ 3 ºC/W Thermal Resistance Junction-to-Ambient RΘ 62 ºC/W Working Temperature Range TC -10 ~ 125 ºC Application Circuit Rev. 00 IL2940CT-xx IL2940CT-5V ELECTRICAL CHARACTERISTICS Parameter Output Voltage, V Symbol V0 Test Conditions 6.25V ≤ VIN ≤ 26V 5mA ≤ I0 ≤ 1A Norm Chip Temperature min max 4.85 5.15 25±10 ºC 4.75 5.25 -10 ~ 125 ºC 0.8 25±10 ºC 1.0 -10 ~ 125 ºC 0.15 25±10 ºC 0.2 -10 ~ 125 ºC I0 = 1A Dropout Voltage, V VDS I0 = 100mA Line Regulation, mV ∆V0 (V) Load Regulation, mV ∆V0 (I) Short Circuit Current, A IOS 7V ≤ VIN ≤ 26V I0 = 5mA 50mA ≤ I0 ≤ 1A VIN = 10V V0 = 0V, VIN = 10V 50 25±10 ºC 15 25±10 ºC 45 25±10 ºC 60 -10 ~ 125 ºC 1.6 7V ≤ VIN ≤ 26V I0 = 5mA Quiescent Current, mA 50 ICC I0 = 1A, VIN = 10V Ripple Rejection, dB RR f0=120Hz, VIN=10V I0 = 100mA, VI~=1V 60 25±10 ºC NOTES 1. All parameters are tested with input capacitor CI=0,47µF and output capacitor C0=22µF 2. Line Regulation and Load Regulation are guaranteed for constant junction temperature. Impulse equipment should used to exclude temperature drift effects. Rev. 00 IL2940CT-xx IL2940CT-12V ELECTRICAL CHARACTERISTICS Parameter Output Voltage, V Symbol V0 Test Conditions 13.6V ≤ VIN ≤ 26V 5mA ≤ I0 ≤ 1A Norm Chip Temperature min max 11.64 12.36 25±10 ºC 11.4 12.6 -10 ~ 125 ºC 0.8 25±10 ºC 1.0 -10 ~ 125 ºC 0.15 25±10 ºC 0.2 -10 ~ 125 ºC I0 = 1A Dropout Voltage, V VDS I0 = 100mA Line Regulation, mV ∆V0 (V) Load Regulation, mV ∆V0 (I) Short Circuit Current, A IOS 14V ≤ VIN ≤ 26V I0 = 5mA 5mA ≤ I0 ≤ 1A VIN = 17V V0 = 0V, VIN = 17V 120 25±10 ºC 15 25±10 ºC 45 25±10 ºC 60 -10 ~ 125 ºC 1.6 14V ≤ VIN ≤ 26V I0 = 5mA Quiescent Current, mA 120 ICC I0 = 1A, VIN = 17V Ripple Rejection, dB RR f0=120Hz, VIN=17V I0 = 100mA, VI~=1V 54 25±10 ºC NOTES 3. All parameters are tested with input capacitor CI=0,47µF and output capacitor C0=22µF 4. Line Regulation and Load Regulation are guaranteed for constant junction temperature. Impulse equipment should used to exclude temperature drift effects. Rev. 00 IL2940CT-xx Typical Performance Characteristics Rev. 00 IL2940CT-xx Typical Performance Characteristics (Continued) Rev. 00 IL2940CT-xx Typical Performance Characteristics (Continued) Rev. 00 IL2940CT-xx Typical Performance Characteristics (Continued) Rev. 00 IL2940CT-xx Typical Performance Characteristics (Continued) Rev. 00 IL2940CT-xx PKG OUTLINE DIMENSIONS TO-220AB Rev. 00