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LM3620M5-4 Datenblatt(PDF) 3 Page - National Semiconductor (TI) |
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LM3620M5-4 Datenblatt(HTML) 3 Page - National Semiconductor (TI) |
3 / 6 page Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Input Voltage (V DRIVE) 35V V EXT 1.5V Junction Temperature 150˚C Storage Temperature −65 to +150˚C Lead Temp. Soldering Vapor Phase (60 sec.) Infrared (15 sec.) 215˚C 220˚C Power Dissipation (T A = 25˚C) (Note 2) 300mW ESD Susceptibility (Note 3) 2000V Operating Ratings (Note 1) Ambient Temp. Range 0˚C to 70˚C Junction Temp. Range 0˚C to 125˚C Thermal Resistance (Junction to Ambient, θ J-A) 280˚C/W Input Voltage (V DRIVE) 4Vto30V Electrical Characteristics LM3620-4 V DRIVE = 5V, IDRIVE = 2mA. Limits with boldface type apply over the full operating ambient temperature range, 0˚C to +70˚C, limits with standard typeface apply for T A = 25˚C. Symbol Parameter Conditions Typical Limit Units V REG Regulated Output Voltage (pin 1 to ground) Pin 5 shorted to pin 1 (graphite anode) 4.1 4.051/4.018 V(min) 4.149/4.182 V(max) Pin 5 open (coke anode) 4.2 4.150/4.116 V(min) 4.250/4.284 V(max) Regulated Output Voltage Tolerance Either Pin 5 setting ±1.2/±2.0 % V REG/VDRIVE Supply Sensitivity V REG for 5V ≤ VDRIVE ≤ 30V 100 µV/V(max) I Q Quiescent Current V REG = 4.5V, VEXT = 1.0V (Note 4) 400 750 µA(max) I OFF Off State Current V DRIVE open circuited (Note 5) 10 200 nA(max) I DRIVE Drive Pin Sink Current V DRIVE = 5.0V 20 15 mA(min) Gm (DRIVE) Drive Pin Transconductance ∆I DRIVE/∆VREG 2mA ≤ I DRIVE ≤15mA 3 A/V I EXT External Pin Source Current V EXT = 1V (Note 6) 3 2.5 mA(min) Gm (EXT) External Pin Transconductance ∆I EXT/∆VREG,VEXT = 1V 0mA ≤ I EXT ≤ 2.5mA 0.8 A/V R IN V REG Input Resistance Pin 1 to Ground. Circuit biased with V DRIVE applied V DRIVE open circuited 46 k Ω 42 M Ω R F Feedback Resistance Pin 1 to Pin 5 1500 Ω www.national.com 3 |
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