L4979D STMicroelectronics, L4979D Datasheet - Page 7

• Manufacturer Part Number: L4979D
• Description: IC VOLTAGE REG LDO SO-8
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck)r

Specifications of L4979D

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 150mA
• Voltage - Input: 5.6 ~ 31 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Polarity: Positive
• Input Voltage Max: 31 V
• Output Voltage: 5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.4 V at 150 mA
• Output Current: 300 mA
• Line Regulation: 25 mV
• Load Regulation: 25 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Frequency - Switching: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 7. SO-8 Mechanical Data & Package Dimensions
Note: (1) Dimensions D does not include mold flash, protru-
DIM.
D
ddd
A1
A2
A
B
C
E
H
e
h
L
k
(1)
MIN.
1.35
0.10
1.10
0.33
0.19
4.80
3.80
5.80
0.25
0.40
sions or gate burrs.
Mold flash, potrusions or gate burrs shall not exceed
0.15mm (.006inch) in total (both side).
TYP.
1.27
mm
0˚ (min.), 8˚ (max.)
MAX.
1.75
0.25
1.65
0.51
0.25
5.00
4.00
6.20
0.50
1.27
0.10
0.053
0.004
0.043
0.013
0.007
0.189
0.228
0.010
0.016
MIN.
0.15
0.050
TYP.
inch
MAX.
0.069
0.010
0.065
0.020
0.010
0.197
0.157
0.244
0.020
0.050
0.004
MECHANICAL DATA
OUTLINE AND
SO-8
L4979MD L4979D
0016023 C
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