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L4938E

P1-P3P4-P6P7-P9P10-P12
Obsolete Product(s) - Obsolete Product(s)
110
1120
A
e
B
D
E
L
K
H
A1
C
SO20MEC
h x 45˚
SO20
DIM.
mm inch
MIN. TYP. MAX. MIN. TYP. MAX.
A 2.35 2.65 0.093 0.104
A1 0.1 0.3 0.004 0.012
B 0.33 0.51 0.013 0.020
C 0.23 0.32 0.009 0.013
D 12.6 13 0.496 0.512
E 7.4 7.6 0.291 0.299
e 1.27 0.050
H 10 10.65 0.394 0.419
h 0.25 0.75 0.010 0.030
L 0.4 1.27 0.016 0.050
K 0˚ (min.)8˚ (max.)
OUTLINE AND
MECHANICAL DATA
L4938E - L4938ED - L4938EPD
10/12
Obsolete Product(s) - Obsolete Product(s)
JEDEC MO-166
PowerSO20
e
a2
A
E
a1
PSO20MEC
DETAIL A
T
D
1
1120
E1
E2
h x 45
DETAIL A
lead
slug
a3
S
Gage Plane
0.35
L
DETAIL B
R
DETAIL B
(COPLANARITY)
GC
- C -
SEATING PLANE
e3
b
c
NN
H
BOTTOM VIEW
E3
D1
DIM.
mm inch
MIN. TYP. MAX. MIN. TYP. MAX.
A 3.6 0.142
a1 0.1 0.3 0.004 0.012
a2 3.3 0.130
a3 0 0.1 0.000 0.004
b 0.4 0.53 0.016 0.021
c 0.23 0.32 0.009 0.013
D (1) 15.8 16 0.622 0.630
D1 9.4 9.8 0.370 0.386
E 13.9 14.5 0.547 0.570
e 1.27 0.050
e3 11.43 0.450
E1 (1) 10.9 11.1 0.429 0.437
E2 2.9 0.114
E3 5.8 6.2 0.228 0.244
G 0 0.1 0.000 0.004
H 15.5 15.9 0.610 0.626
h 1.1 0.043
L 0.8 1.1 0.031 0.043
N 10˚ (max.)
S
T10 0.394
(1) "D and F" do not include mold flash or protrusions.
- Mold flash or protrusions shall not exceed 0.15 mm (0.006").
- Critical dimensions: "E", "G" and "a3"
OUTLINE AND
MECHANICAL DATA
8˚ (max.)
10
L4938E - L4938ED - L4938EPD
11/12
Obsolete Product(s) - Obsolete Product(s)
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
The ST logo is a registered trademark of STMicroelectronics
© 1999 STMicroelectronics – Printed in Italy – All Rights Reserved
STMicroelectronics GROUP OF COMPANIES
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http://www.st.com
L4938E - L4938ED - L4938EPD
12/12
P1-P3P4-P6P7-P9P10-P12

L4938E

Mfr. #:
Buy L4938E
Manufacturer:
STMicroelectronics
Description:
LDO Voltage Regulators Dual 5V Very LDO
Lifecycle:
New from this manufacturer.
Delivery:
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