NJM2625 Datasheet: PWM TYPE 3-PHASE DC BRUSHLESS MOTOR CONTOROL IC





NJM2625 PWM TYPE 3-PHASE DC BRUSHLESS MOTOR CONTOROL IC Datasheet

Part Number NJM2625
Description PWM TYPE 3-PHASE DC BRUSHLESS MOTOR CONTOROL IC
Manufacture New Japan Radio
Total Page 8 Pages
PDF Download Download NJM2625 Datasheet PDF

Features: NJM2625 PWM TYPE 3-PHASE DC BRUSHLESS M OTOR CONTOROL IC ♦GENERAL DESCRIPTIO N The NJM2625 is a 3-phase DC brush-les s motor control IC with PWM control. It incorporates hall amplifiers, PWM cont rol circuits, totem-pole pre drivers fo r external power MOS transistors, curre nt limit and frequency generator circui t. The NJM2625 easily implements speed control and rotation direction control for DC motor application. ♦PACKAGE O UTLINE NJM2625D ♦FEATURES •Operati ng Voltage •Pre-Driver Circuit •Cur rent Limit Sense Voltage •Internal Os cillator •Forward or Reverse Directio n •FG Signal Output •Internal Soft Start •Internal ON/OFF Circuit •Bip olar Technology •Package Outline (V+ =8V to 18V) (Iout=+50mA/-150mA MAX.) (C urrent limit=0.5V±10%) (Frequency cont rol for external capacitor) (Output fre quency to hall frequency) (External cap acitor to Verr pin. (No-output is Verr pin to GND.) DIP20, DMP20 NJM2625M PIN CONFIGRATION 1 2 3 4 5 6 7 8 9 10 NJM2625D NJM2625M 20 19 18 17 16 15 14 13 12 11 PI.

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NJM2625
PWM TYPE 3-PHASE DC BRUSHLESS MOTOR CONTOROL IC
GENERAL DESCRIPTION
The NJM2625 is a 3-phase DC brush-less motor
control IC with PWM control.
It incorporates hall amplifiers, PWM control circuits,
totem-pole pre drivers for external power MOS
transistors, current limit and frequency generator
circuit.
The NJM2625 easily implements speed control and
rotation direction control for DC motor application.
PACKAGE OUTLINE
NJM2625D
FEATURES
Operating Voltage
Pre-Driver Circuit
Current Limit Sense Voltage
Internal Oscillator
Forward or Reverse Direction
FG Signal Output
Internal Soft Start
Internal ON/OFF Circuit
Bipolar Technology
Package Outline
(V+=8V to 18V)
(Iout=+50mA/-150mA MAX.)
(Current limit=0.5V±10%)
(Frequency control for external capacitor)
(Output frequency to hall frequency)
(External capacitor to Verr pin.
(No-output is Verr pin to GND.)
DIP20, DMP20
NJM2625M
PIN CONFIGRATION
1
2
3
4
5
6
7
8
9
10
NJM2625D
NJM2625M
20
19
18
17
16
15
14
13
12
11
PIN FUNCTION
1.FG
11.GND
2.Vref
12.ILIMIT
3.H1+
13.WL
4.H1-
14.VL
5.H2+
15.UL
6.H2-
16.WH
7.H3+
17.VH
8.H3-
9.Verr
18.UH
19.V+
10.OSC
20.F/R
Ver 1.0 - 1 -

                    
  






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