79L05

79L05 Three-terminal positive voltage regulator FEATURES  Maximum output current IOM: 0.1A  Output voltage Vo: -5 V  Continuous total dissipation PD:0.6 W (Ta= 25 ℃ ) SOT-89 3 2 1. GND 1 2. IN 3.OUT ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Value Symbol Parameter Unit Vi -30 V Thermal Resistance from Junction to Ambient RθJA 208.3 Operating Junction Temperature Range TOPR -40~+125 ℃/W Storage Temperature Range TSTG -65~+150 Input Voltage ℃ ℃ ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (VI =-10V,Io=40mA,Ci=0.33μ F,Co=0.1μF, unless otherwise specified ) Parameter Symbol Test conditions 25℃ Output Voltage Vo -7V≤Vl≤-20V, Io=1mA~40mA Io=1mA~70mA Load Regulation ΔVo Line Regulation ΔVo Quiescent Current Iq 0-125℃ MLQ T\S Max Unit -4.8 -5.0 -5.2 V -4.75 -5.0 -5.25 V -4.75 -5.0 -5.25 V Io=1mA~100mA 25℃ 20 60 mV Io=1mA~40mA 25℃ 10 30 mV -7V≤Vl≤-20V 25℃ 15 150 mV -8V≤Vl≤-20V 25℃ 12 100 mV 6 mA 25℃ ΔIq -8V≤Vl≤-20V 0-125℃ 1.5 mA ΔIq 1mA≤Vl≤40mA 0-125℃ 0.1 mA Output Noise Voltage VN 10Hz≤f≤100KHz 25℃ Ripple Rejection RR -8V≤Vl≤-18V,f=120Hz 0-125℃ Dropout Voltage Vd Quiescent Current Change 25℃ 41 40 μV/Vo 49 dB 1.7 V * Pulse test. TYPICAL APPLICATION -Vi 2 3 -Vo 79 L05 Ci 1 Co 0.1μF 0.33μF Note : Bypass capacitors are recommended for optimum stability and transient response and should be located as close as Possible to the regulators. www.fuxinsemi.com Page 1 Ver2.1 79L05 Three-terminal positive voltage regulator Typical Characteristics Output Characteristics Dropout Characteristics -7 -5.5 IO=0mA (V) -5.0 VO -5 -4 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE VO TJ=25℃ TJ=25℃ -6 -3 -2 -1 0 IO=0mA -4.5 -4.0 IO=-40mA,-70mA,-100mA -3.5 -3.0 -2.5 -2.0 0 -5 -10 -15 INPUT VOLTAGE -20 VIN -25 -1.5 -4.0 -30 -4.5 (V) -5.0 -5.5 -6.0 INPUT VOLTAGE VIN -6.5 Current Cut-off Grid Voltage Quiescent Current vs Input Voltage -3.0 -7 IO=0mA TJ=25℃ -6 (V) (mA) VIN=-10V TJ=25℃ -2.5 -2.0 Pulsed -5 OUTPUT VOLTAGE QUIESCENT CURRENT VO IQ -7.0 (V) -1.5 -1.0 -0.5 0.0 -4 -3 -2 -1 0 -5 -10 -15 INPUT VOLTAGE -20 VIN -25 0 -30 0 50 (V) 100 150 OUTPUT CURRENT Output Voltage vs Junction Temperature IO 200 250 (mA) Power Derating Curve 800 -8 Vin=-10V IO=5mA -6 (mW) 600 -5 PD 700 500 POWER DISSIPATION OUTPUT VOLTAGE VO (V) -7 -4 -3 -2 -1 400 300 200 100 0 -0 0 25 50 75 JUNCTION TEMPERATURE www.fuxinsemi.com 100 TJ 125 150 (℃ ) 0 25 50 75 JUNCTION TEMPERATURE Page 2 100 TJ 125 150 (℃) Ver2.1 79L05 Three-terminal positive voltage regulator SOT-89 Package Outline Dimensions A SOT-89 C H B K L E D J F Dim Min Max A 4.30 4.70 B 2.20 2.70 C 1.30 1.70 D 0.30 0.60 E 1.40 1.60 F 0.30 0.60 H 1.40 1.80 J 0.30 0.60 L 0.90 1.10 K 3.75 4.35 All Dimensions in mm 45° 1.50 0.90 45° 2.20 0.90 SOT-89 Suggested Pad Layout 1.00 1.00 1.50 www.fuxinsemi.com 1.50 Unit:mm Page 3 Ver2.1