MTD6505T(2011) データシートの表示（PDF） - Microchip Technology
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MTD6505T Datasheet PDF : 20 Pages
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MTD6505
Note: Unless indicated, TA = +25°C, VDD = 5.5V to 2.0V, OUT1, 2, 3 and PWM open.
6
5.5
5
4.5
4
3.5
3
2.5
2
VDD = 2V
1.5
1
0.5
0
VDD = 5.5V
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (C°)
FIGURE 2-7:
Outputs RON Low Side
Resistance vs. Temperature.
60
50
40
VDD = 5.5V
30
20
10
VDD = 2V
0
-40 -25 -10
FIGURE 2-9:
Temperature.
5 20 35 50 65 80 95 110 125
Temperature (C°)
Stand-By Current vs.
7
6
5
VDD = 5.5V
4
3
VDD = 2V
2
1
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (C°)
FIGURE 2-8:
Temperature.
Supply Current vs.
0
-5
-10
VDD = 2V
-15
-20
-25
-30
VDD = 5.5V
-35
-40
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (C°)
FIGURE 2-10:
Temperature.
PWM Pull-Up Current vs.
3.0 PIN DESCRIPTIONS
The descriptions of the pins are listed in Table 3-1.
TABLE 3-1: MTD6505 PIN FUNCTION TABLE
Pin
Number
Type
Name
Function
1
O
FG Motor speed indication output
2
I
RPROG Km parameter setting with external resistors, see Table 4-2 for values
3
—
VBIAS Internal regulator output (for decoupling only)
4
O
OUT1 Single phase coil output pin
5
O
OUT2 Single phase coil output pin
6
—
GND Negative voltage supply (ground)
7
O
OUT3 Single phase coil output pin
8
—
VDD Positive voltage supply for motor driver
9
I
DIR Motor Rotation Direction
- Forward direction: connect pin to GND or leave floating
- Reverse direction: connect pin to VBIAS
10
I
PWM PWM input signal for speed control
11
—
EP Exposed pad (can be connected to the ground plan for better thermal dissipation)
Legend: I = Input; O = Output
DS22281A-page 8
2011 Microchip Technology Inc.
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