MCP1827/MCP1827S

DS22001B-page 24

© 2006 Microchip Technology Inc.

3-Lead Plastic Transistor Outline (AB) (TO-220)

E

Q

D

D1

E/2

L

PIN 1

L1

b2

PIN n

b

e

e1

φP

A

A1

H1

c

A2

5X

α

E1

D2

BOTTOM: VARIANT A

E3

D3

BOTTOM: VARIANT B

D4

1.78

1.45

1.14

.070

.057

.045

b2

Shoulder Width

1.02

0.69

0.38

.040

.027

.015

b

Lead Width

0.61

-

0.30

.024

-

.012

c

Lead Thickness

8°

-

0

8°

-

0

α

Foot Angle

6.35

-

2.10

.250

-

-

L1

Lead Shoulder

12.88

-

12.19

.507

-

.480

D2

Exposed Tab Length

9.17

-

8.38

.361

-

.330

D1

Molded Package Length

16.51

-

14.22

.650

-

.560

D

Overall Length

3.05

-

2.54

.120

-

.100

Q

Hole Center to Tab Edge

5.08 BSC

.200 BSC

e1

Overall Pin Pitch

2.54 BSC

.100 BSC

e

Pitch

3

3

n

Number of Pins

MAX

NOM

MIN

MAX

NOM

MIN

Dimension Limits

MILLIMETERS

INCHES*

Units

Dimensions D1 and E do not include mold flash or protrusions. Mold flash or protrusions shall not exceed .010" (0.254mm) per side.

BSC: Basic Dimension. Theoretically exact value shown without tolerances.

See ASME Y14.5M

Notes:

Drawing No. C04-158

*Controlling Parameter

6.63

6.50

6.38

.261

.256

.251

E3

– (SEE BOTTOM VARIANT B)

8.89

-

6.86

.350

-

.270

E1

Exposed Tab Width

10.67

-

9.65

.420

-

.380

E

Overall Width

3.05

-

2.03

.120

-

.080

A2

Base to Lead

1.40

-

0.51

.055

-

.020

A1

Tab Thickness

4.83

-

3.56

.190

-

.140

A

Overall Height

14.73

-

12.70

.580

-

.500

L

Lead Length

3.96

-

3.53

.156

-

.139

φP

Mounting Hole Diameter

6.86

-

5.84

.270

-

.230

H1

Tab Length

7.95

7.82

7.70

.313

.308

.303

D4

– (SEE BOTTOM VARIANT B)

6.43

6.30

6.17

.253

.248

.243

D3

– (SEE BOTTOM VARIANT B)

Note:

For the most current package drawings, please

see the Microchip Packaging Specification located

at http://www.microchip.com/packaging