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MC7924CT Datasheet(PDF) 2 Page - ON Semiconductor |
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MC7924CT Datasheet(HTML) 2 Page - ON Semiconductor |
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2 / 14 page  MC7900 Series http://onsemi.com 2 MAXIMUM RATINGS (TA = +25°C, unless otherwise noted.) Rating Symbol Value Unit Input Voltage (− 5.0 V ≥ VO ≥ −18 V) Input Voltage (24 V) VI −35 −40 Vdc Power Dissipation Case 221A TA = +25°C PD Internally Limited W Thermal Resistance, Junction−to−Ambient qJA 65 °C/W Thermal Resistance, Junction−to−Case qJC 5.0 °C/W Case 936 (D2PAK) TA = +25°C PD Internally Limited W Thermal Resistance, Junction−to−Ambient qJA 70 °C/W Thermal Resistance, Junction−to−Case qJC 5.0 °C/W Storage Junction Temperature Range Tstg − 65 to +150 °C Junction Temperature TJ +150 °C THERMAL CHARACTERISTICS Characteristics Symbol Max Unit Thermal Resistance, Junction−to−Ambient RqJA 65 °C/W Thermal Resistance, Junction−to−Case RqJC 5.0 °C/W MC7905B, MC7905C ELECTRICAL CHARACTERISTICS (VI = −10 V, IO = 500 mA, Tlow* < TJ < +125°C, unless otherwise noted.) Characteristics Symbol Min Typ Max Unit Output Voltage (TJ = +25°C) VO − 4.8 − 5.0 − 5.2 Vdc Line Regulation (Note 1) (TJ = +25°C, IO = 100 mA) −7.0 Vdc ≥ VI ≥ −25 Vdc − 8.0 Vdc ≥ VI ≥ −12 Vdc (TJ = +25°C, IO = 500 mA) −7.0 Vdc ≥ VI ≥ −25 Vdc − 8.0 Vdc ≥ VI ≥ −12 Vdc Regline − − − − 7.0 2.0 35 8.0 50 25 100 50 mV Load Regulation, TJ = +25°C (Note 1) 5.0 mA ≤ IO ≤ 1.5 A 250 mA ≤ IO ≤ 750 mA Regload − − 11 4.0 100 50 mV Output Voltage −7.0 Vdc ≥ VI ≥ −20 Vdc, 5.0 mA ≤ IO ≤ 1.0 A, P ≤ 15 W VO − 4.75 − − 5.25 Vdc Input Bias Current (TJ = +25°C) IIB − 4.3 8.0 mA Input Bias Current Change −7.0 Vdc ≥ VI ≥ −25 Vdc 5.0 mA ≤ IO ≤ 1.5 A DIIB − − − − 1.3 0.5 mA Output Noise Voltage (TA = +25°C, 10 Hz ≤ f ≤ 100 kHz) Vn − 40 − mV Ripple Rejection (IO = 20 mA, f = 120 Hz) RR − 70 − dB Dropout Voltage IO = 1.0 A, TJ = +25°C VI−VO − 2.0 − Vdc Average Temperature Coefficient of Output Voltage IO = 5.0 mA, Tlow* ≤ TJ ≤ +125°C DVO/DT − −1.0 − mV/ °C 1. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately. Pulse testing with low duty cycle is used. *Tlow = −40 °C for MC7905B and Tlow = 0°C for MC7905C. |
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