L7986 STMicroelectronics, L7986 Datasheet - Page 31

• Manufacturer Part Number: L7986
• Description: 3A step-down switching regulator
• Manufacturer: STMicroelectronics

Specifications of L7986

• Low Dropout Operation: 100% duty cycle

L7986
6.7
Application circuit
In
Figure 18. Demonstration board application circuit
Table 9.
Figure 18
Reference
C1
C2
C3
C4
C5
C6
R1
R2
R3
R4
R5
D1
L1
the demonstration board application circuit is shown.
Component list
UMK325BJ106MM-T
GRM32ER61E226KE15
STPS3L40
MSS1038-103NL
Part number
Doc ID 022450 Rev 1
10 μF, 50V
22 μF, 25V
3.3 nF, 50V
33 nF, 50V
100 pF, 50V
470 nF, 50V
4.99 kΩ, 1%, 0.1 W 0603
1.1 kΩ, 1%, 0.1 W 0603
330 Ω, 1%, 0.1 W 0603
1.5 kΩ, 1%, 0.1 W 0603
180 kΩ, 1%, 0.1 W 0603
3A DC, 40 V
10 μH, 30%, 3.9A,
DCR
MAX
Description
=35 mΩ
Application information
Taiyo Yuden
Murata
STMicroelectronics
Coilcraft
Manufacturer
31/44