Datasheet L6565 (STMicroelectronics) - 3

L6565 THERMAL DATA Symbol Parameter SO8 Minidip Unit
Rth j-amb Max. Thermal Resistance, Junction-to-ambient 150 100 °C/W
ABSOLUTE MAXIMUM RATINGS Symbol Pin Parameter Value Unit
IVcc 8 ICC + IZ 30 mA IGD 7 Output Totem Pole Peak Current (2 µs) ±700 mA INV, COMP, 1, 2, 3 4 Analog Inputs & Outputs -0.3 to 7 V VFF, CS IZCD 5 Zero Current Detector 50 (source) mA -10 (sink) Ptot Power Dissipation @Tamb = 50°C
(Minidip)
1 W
(SO8)
0.65 Tj Junction Temperature Operating range -40 to 150 °C Tstg Storage Temperature -55 to 150 °C
ELECTRICAL CHARACTERISTCS
(Tj = -25 to 125°C, VCC = 12V, Co = 1nF; unless otherwise specified)
Symbol Parameter Test Condition Min. Typ. Max. Unit SUPPLY VOLTAGE
Vcc Operating range After turn-on 10.3 18 VCCOn Turn-on threshold 12.5 13.5 14.5 V VCCOff Turn-off threshold 8.7 9.5 10.3 V Hys Hysteresis 3.65 4 4.3 V VZ Zener Voltage Icc = 25 mA 18 20 22 V
SUPPLY CURRENT
Istart-up Start-up Current Before turn-on, VCC = 12V 45 70 µA Iq Quiescent Current After turn-on 2.3 3.5 mA ICC Operating Supply Current @ 70 kHz 3.5 5 mA Iq Quiescent Current During Hiccup-mode OCP 1.6 3.5 mA Iq Quiescent Current VZCD < VDIS, VCC>VCCOff 1.4 2.1 mA
LINE FEEDFORWARD
IVFF Input Bias Current VVFF = 0 to 3 V -1 µA VVFF Operating Range 0 to 3 V K Gain VVFF = 1.5V, VCOMP = 4V 0.16
ERROR AMPLIFIER
VINV Voltage Feedback Input Tamb = 25°C 2.465 2.5 2.535 V Threshold 12V < VCC < 18V 2.44 2.56 Line Regulation Vcc = 12 to 18V 2 5 mV IINV Input Bias Current -0.1 -1 µA 3/17