NJM2624A New Japan Radio, NJM2624A Datasheet
NJM2624A
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NJM2624A Summary of contents
Page 1
... BRUSH LESS DC MOTOR PRE-DRIVER GENERAL DESRIPTION The NJM2624A is a 3-phase brushless DC motor pre-driver which requires external power-transistors suited to drive current of the motor. The Run Enable function is used as PWM control besides of ON/OFF switched function. FEATURES Operating Voltage Low Operating Current Run Enable ...
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... NJM2624A BLOCK DIAGRAM H1+ 2 H1- 1 H2+ 3 H2- 4 H3+ 6 H3- 5 ABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER Supply Voltage Output Current Power Dissipation Operating Temperature Range Storage Temperature Range - 2 - Forward or Reverse 7 Hall Amp 1 Pre-Driver 1 Hall Amp 2 Pre-Driver 2 ENCODER Hall Amp 3 Pre-Driver GND ...
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... RL=470Ω, V =5V + RL=100Ω, V =12V + RL=100Ω, V =5V RL=470Ω ON RL=470Ω OFF RL=470Ω ON/OFF Terminal=GND RL=470Ω F RL=470Ω R RL=470Ω Forward or Reverse Terminal=GND NJM2624A MIN. TYP. MAX. 4.5 – 18 – 3.7 10 -4.2 – 4.2 1.5 – 10.5 – – 600 8.9 9.5 – – ...
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... NJM2624A TERMINAL DESCRIPTION Pin SYMBOL FUNCTION No, 2 H1+ Sensor Input 1 Non-Inverting Terminal 3 H2+ Sensor Input 2 Non-Inverting Terminal 6 H3+ Sensor Input 3 Non-Inverting Terminal 1 H1- Sensor Input 1 Inverting Terminal 4 H2- Sensor Input 2 Inverting Terminal 5 H3- Sensor Input 3 Inverting Terminal 7 F/R Forward or Reverse Direction Terminal - 4 - INSIDE EQUIVALENT CIRCUIT ...
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... SYMBOL FUNCTION No Power Supply 9 GND Ground 10 ON/OFF Output Run Enable Terminal 11 OUT1 Internal Switching Transistor 16 OUT2 Emitter Follower 12 OUT3 15 OUT4 13 OUT5 14 OUT6 INSIDE EQUIVALENT CIRCUIT – – 50kΩ ON/OFF GND 150kΩ NJM2624A 50kΩ 50kΩ OUT GND - 5 - ...
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... H1+ H1- H2+ H2- H3+ H3- =Hall Sensors TIMING CHART Phase-U Input Phase-V Input Phase-W Input Output ON/OFF Control Voltage 11 Pin Output 12 Pin Output 13 Pin Output 16 Pin Output 15 Pin Output 14 Pin Output - 6 - F/R ON/OFF OUT1 OUT2 OUT3 NJM2624A OUT4 OUT5 + V GND OUT6 + V 7PIN =open (high) ...
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... Output Voltage vs. Forward or Reverse Voltage 5.94 + (V) Output Voltage vs. Output ON/OFF Voltage 5.94 NJM2624A Input vs. Output （Offset） =12V,RL=470Ω,Ta=25°C) 16pin 15pin -0.5 0 0.5 Input Offset Voltage V (mV =12V,RL=470Ω,Ta=25°C) 5.96 5.98 6 6.02 6.04 Forward or Reverse Voltage V (V) ...
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... NJM2624A TIPICAL CHARACTERISTICS Maximum Output Current vs.Temperature + (V =12V,RL=100Ω) 110 105 100 95 90 -50 -25 0 Ambient Temperature Ta (°C) Output Leak Current vs.Temperature + (V =12V,RL=0Ω 0.1 0.01 0.001 -50 - Ambient Temperature Ta (° 100 50 75 100 Supply Current vs.Temperature + (V =12V,RL ...