UDN2981A Allegro Microsystems Inc, UDN2981A Datasheet - Page 7

• Manufacturer Part Number: UDN2981A
• Description: IC SOURCE DRIVER 8CHAN 18-DIP
• Manufacturer: Allegro Microsystems Inc
• Type: High Sider

Specifications of UDN2981A

• Input Type: Non-Inverting
• Number Of Outputs: 8
• Current - Output / Channel: 120mA
• Current - Peak Output: 500mA
• Voltage - Supply: 25V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 18-DIP (0.300", 7.62mm)
• Polarity: NPN/PNP
• Number Of Elements: 8
• Collector-emitter Voltage: 50V
• Collector Current (dc) (max): 500mA
• Operating Temp Range: -20C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 18
• Package Type: PDIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• On-state Resistance: -
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant

2981 and
2982
20X
0.10
0.41 ±0.10
C
20
For Reference Only
Dimensions in millimeters
(Reference JEDEC MS-013 AC)
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
1
1.52
2
A
+0.25
–0.38
A
12.80±0.20
18
1
2
1.27
0.46 ±0.12
22.86 ±0.51
LW Package, 20-Pin SOICW
A Package, 18-Pin DIP
7.50±0.10
2.54
0.20 ±0.10
SEATING
PLANE
2.65 MAX
10.30±0.33
5.33 MAX
6.35
3.30
C
+0.76
–0.25
+0.51
–0.38
SEATING
PLANE
A Terminal #1 mark area
All dimensions nominal, not for tooling use
(reference JEDEC MS-001 AC)
Dimensions in inches
Dimensions exclusive of mold flash, gate burrs, and dambar protrusions
Exact case and lead configuration at supplier discretion within limits shown
10.92
A Terminal #1 mark area
B
Reference pad layout (reference IPC SOIC127P1030X265-20M)
All pads a minimum of 0.20 mm from all adjacent pads; adjust as necessary
to meet application process requirements and PCB layout tolerances
+0.38
–0.25
C
GAUGE PLANE
4° ±4
0.25
0.84
SEATING PLANE
0.27
8-Channel Source Drivers
+0.44
–0.43
+0.07
–0.06
2.25
7.62
20
1
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
0.25
2
+0.10
–0.05
B
PCB Layout Reference View
0.65
1.27
9.50
7