L6506D STMicroelectronics, L6506D Datasheet

IC CONTROL FOR STEP MOTOR 20SOIC

L6506D

Manufacturer Part Number
L6506D
Description
IC CONTROL FOR STEP MOTOR 20SOIC
Manufacturer
STMicroelectronics
Type
Stepper Motor Controller/Driverr
Datasheet

Specifications of L6506D

Applications
Stepper Motor Controller
Number Of Outputs
4
Voltage - Supply
4.5 V ~ 7 V
Mounting Type
Surface Mount
Package / Case
20-SOIC (7.5mm Width)
Product
Stepper Motor Controllers / Drivers
Operating Supply Voltage
10 V
Supply Current
25 mA
Mounting Style
SMD/SMT
Operating Temperature
150 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Operating Temperature
-
Voltage - Load
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-1437-5
497-1437-5
497-3652-5
E-L6506D

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L6506D@@@@@@
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L6506
L6506D
®
CURRENT CONTROLLER FOR STEPPING MOTORS
DESCRIPTION
The L6506/D is a linear integrated circuit designed
to sense and control the current in stepping motors
and similar devices. When used in conjunction with
the L293, L298, L7150, L6114/L6115, the chip set
forms a constant current drive for an inductive load
and performs all the interface function from the con-
trol logic thru the power stage.
DIP18
SO20
Two or more devices may be synchronized using
the sync pin. In this mode of operation the oscillator
ORDERING NUMBERS:
L6506
L6506D
in the master chip sets the operating frequency in all
chips.
BLOCK DIAGRAM (pin’s number referred to DIP-18)
July 2003
1/8

Related parts for L6506D

L6506D Summary of contents

Page 1

... Two or more devices may be synchronized using the sync pin. In this mode of operation the oscillator in the master chip sets the operating frequency in all chips. BLOCK DIAGRAM (pin’s number referred to DIP-18) July 2003 L6506 L6506D DIP18 SO20 ORDERING NUMBERS: L6506 L6506D 1/8 ...

Page 2

... L6506 -L6506D PIN CONNECTIONS (top view) DIP18 ABSOLUTE MAXIMUM RATINGS Symbol V Supply Voltage CC V Input Signals i P Total Power Dissipation (T tot Total Power Dissipation (Tamb = 70ÉC) T Junction Temperature j T Storage Temperature stg THERMAL DATA Symbol R Thermal Resistance Junction-ambient th j-amb ELECTRICAL CHARACTERESTICS (V ...

Page 3

... The equations for the active time of the sync pulse (T2), the inactive time of the sync signal (T1) and the duty cycle can be found by looking at the figure 1 and are : and the cor- ref L6506 - L6506D Min. Typ. Max. 20 500 Min. Typ. ...

Page 4

... L6506 -L6506D By substituting equations 1 and 2 into equation 3 and solving for the value of R1 the following equa- tions for the external components can be derived : – 0.69 R1 Figure 1 : Oscillator Circuit and Waveforms. APPLICATIONS INFORMATION The circuits shown in figure 2 use the L6506 to im- plement constant current drives for stepper motors. ...

Page 5

... Figure 2 : Application Circuit Bipolar Stepper Motor Driver. (pin’s number referred to DIP18) L6506 - L6506D 5/8 ...

Page 6

... L6506 -L6506D mm DIM. MIN. TYP. MAX. a1 0.254 0.010 B 1.39 1.65 0.055 b 0.46 b1 0.25 D 23.24 E 8.5 e 2.54 e3 20.32 F 7.1 I 3.93 L 3.3 Z 1.27 1.59 6/8 inch MIN. TYP. MAX. 0.065 0.018 0.010 0.915 0.335 0.100 0.800 0.280 0.155 0.130 0.050 0.063 OUTLINE AND ...

Page 7

... H 10 10.65 0.394 h 0.25 0.75 0.010 L 0.4 1.27 0.016 K 0˚ (min.)8˚ (max inch MECHANICAL DATA TYP. MAX. 0.104 0.012 0.020 0.013 0.512 0.299 0.050 0.419 0.030 0.050 L6506 - L6506D OUTLINE AND SO20 h x 45˚ SO20MEC 7/8 ...

Page 8

... L6506 -L6506D Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the conse- quences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice ...

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