Diodes AM4963/AM4963R Uživatelský manuál stáhnout pdf (Strana 4)

Data Sheet

Single Phase Full Wave Direct PWM Motor Driver AM4963/AM4963R

Sep. 2011 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

Functional Block Diagram

Lock Shutdown

and

Auto Restart

Thermal

Shutdown

Hysteresis Amp

Control

Circuit

Triangle Wave

VCC

RADJ

HIN+

HIN-

VMIN

PWM

PGND

OUT1

OUT2

1 (2)

Pre-driver

V+

2 (3)

3 (4)

4 (5)

5 (6)

6 (7)

9 (10)

7 (8)

10 (11)

11 (12)

12 (13)

14 (16)

(1)

V+

104k

42k

90k

54k

51k

56k

93k

18k

17k

8 (9)

13 (15)

REG

A (B)

A for HTSSOP-14

B for SSOP-16

Figure 3. Functional Block Diagram of AM4963/AM4963R

Truth Table

Items IN- IN+ VCF CT OUT1 OUT2 FG RD Mode

1 H L H L L Rotation

2 L H

L H Off PWM Off

3 H L Off L L

Rotation

Recirculation

4 L H

L Off Off

L (ON)

PWM Off

5 H L H Off L

6 L H

L H

Off H Off

H (OFF) Lock Protection

1 2 3 4 5 6 7 8 9 ... 15 16

Pin Configuration 2
HTSSOP-14 SSOP-16 3
Pin Name Function 3
Pin Number 3
Functional Block Diagram 4
Truth Table 4
Electrical Characteristics 7
Ambient Temperature ( 8
HTSSOP-14 8
Low Speed 10
PWM Variable 10
High Speed 10
11
=TSM2A103F39H1RZ 13
Low Corner Temperature ( 13
BASE METAL 14

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