LP2981 National Semiconductor, LP2981 Datasheet - Page 15

• Manufacturer Part Number: LP2981
• Description: Micropower 100 mA Ultra Low-Dropout Regulator
• Manufacturer: National Semiconductor

Physical Dimensions
NOTES: UNLESS OTHERWISE SPECIFIED
1. EPOXY COATING
2. 63Sn/37Pb EUTECTIC BUMP
3. RECOMMEND NON-SOLDER MASK DEFINED LANDING PAD.
4. PIN 1 IS ESTABLISHED BY LOWER LEFT CORNER WITH RESPECT TO TEXT ORIENTATION. REMAINING PINS ARE
NUMBERED COUNTER CLOCKWISE.
5. XXX IN DRAWING NUMBER REPRESENTS PACKAGE SIZE VARIATION WHERE X1 IS PACKAGE WIDTH, X2 IS PACK-
AGE LENGTH AND X3 IS PACKAGE HEIGHT.
6.NO JEDEC REGISTRATION AS OF AUG.1999.
For Order Numbers, refer to Table 1 in the “Order Information” section of this document.
inches (millimeters) unless otherwise noted (Continued)
The dimensions for X1, X2 and X3 are as given:
micro SMD, 5 Bump Package (BPA05)
NS Package Number BPA05A
X1 = 0.930 +/− 0.030mm
X2 = 1.107 +/− 0.030mm
X3 = 0.850 +/− 0.050mm
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