E-L4978D STMicroelectronics, E-L4978D Datasheet - Page 10

• Manufacturer Part Number: E-L4978D
• Description: IC REG SW 2A STEP DOWN 16-SOIC
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck)r

Specifications of E-L4978D

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3 ~ 50 V
• Current - Output: 2A
• Frequency - Switching: 100kHz ~ 300kHz
• Voltage - Input: 8 ~ 55 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Power - Output: 800mW
• Output Voltage: 3.5 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

L4978
3
Figure 29. DIP-8 Mechanical Data & Package Dimensions
10/13
Package Informations
DIM.
a1
b1
e3
e4
A
B
D
E
F
Z
b
e
L
I
0.356
0.204
MIN.
0.51
1.15
7.95
3.18
TYP.
3.32
2.54
7.62
7.62
mm
MAX.
0.304
10.92
1.65
0.55
9.75
5.08
3.81
1.52
6.6
0.020
0.045
0.014
0.008
0.313
0.125
MIN.
0.131
0.100
0.300
0.300
inch
TYP.
MAX.
0.065
0.022
0.012
0.430
0.384
0.260
0.200
0.150
0.060
MECHANICAL DATA
OUTLINE AND
DIP-8