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LMD18245 Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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LMD18245 Datasheet(HTML) 3 Page - National Semiconductor (TI) |
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3 / 21 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. DC Voltage at: OUT 1, V CC, and OUT 2 +60V COMP OUT, RC, M4, M3, M2, M1, BRAKE, +12V DIRECTION, CS OUT, and DAC REF DC Voltage PGND to SGND ±400mV Continuous Load Current 3A Peak Load Current (Note 2) 6A Junction Temperature (T J(max)) +150˚C Power Dissipation (Note 3) : TO-220 (T A = 25˚C, Infinite Heatsink) 25W TO-220 (T A = 25˚C, Free Air) 3.5W ESD Susceptibility (Note 4) 1500V Storage Temperature Range (T S) −40˚C to +150˚C Lead Temperature (Soldering, 10 seconds) 300˚C Operating Conditions (Note 1) Temperature Range (T J) (Note 3) −40˚C to +125˚C Supply Voltage Range (V CC) +12V to +55V CS OUT Voltage Range 0V to +5V DAC REF Voltage Range 0V to +5V MONOSTABLE Pulse Range 10 µs to 100 ms Electrical Characteristics (Note 2) The following specifications apply for V CC = +42V, unless otherwise stated. Boldface limits apply over the operating tem- perature range, −40˚C ≤ T J ≤ +125˚C. All other limits apply for T A =TJ = 25˚C. Symbol Parameter Conditions Typical Limit Units (Note 5) (Note 5) (Limits) I CC Quiescent Supply Current DAC REF = 0V, V CC = +20V 8 mA 15 mA (max) POWER OUTPUT STAGE R DS(ON) Switch ON Resistance I LOAD = 3A 0.3 0.4 Ω (max) 0.6 Ω (max) I LOAD = 6A 0.3 0.4 Ω (max) 0.6 Ω (max) V DIODE Body Diode Forward Voltage I DIODE = 3A 1.0 V 1.5 V(max) T rr Diode Reverse Recovery Time I DIODE =1A 80 ns Q rr Diode Reverse Recovery Charge I DIODE =1A 40 nC t D(ON) Output Turn ON Delay Time Sourcing Outputs I LOAD =3A 5 µs Sinking Outputs I LOAD = 3A 900 ns t D(OFF) Output Turn OFF Delay Time Sourcing Outputs I LOAD = 3A 600 ns Sinking Outputs I LOAD = 3A 400 ns t ON Output Turn ON Switching Time Sourcing Outputs I LOAD =3A 40 µs Sinking Outputs I LOAD =3A 1 µs t OFF Output Turn OFF Switching Time Sourcing Outputs I LOAD = 3A 200 ns Sinking Outputs I LOAD =3A 80 ns t pw Minimum Input Pulse Width Pins 10 and 11 2 µs t DB Minimum Dead Band (Note 6) 40 ns CURRENT SENSE AMPLIFIER Current Sense Output I LOAD = 1A (Note 7) 200 µA (min) 250 175 µA (min) 300 µA (max) 325 µA (max) Current Sense Linearity Error 0.5A ≤ I LOAD ≤ 3A (Note 7) ±6% ±9 %(max) www.national.com 3 |
Similar Part No. - LMD18245_06 |
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Similar Description - LMD18245_06 |
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