vn772kp-e STMicroelectronics, vn772kp-e Datasheet - Page 25

• Manufacturer Part Number: vn772kp-e
• Description: Quad Smart Power Solid State Relay For Complete H-bridge Configurations
• Manufacturer: STMicroelectronics

VN772KP-E
4
4.1
Figure 47. SO-28 PC board
Note:
Thermal data
SO-28 thermal data
Layout condition of Rth and Zth measurements (PCB FR4 area = 58mm x 58mm, PCB
thickness = 2mm, Cu thickness = 35µm, Copper areas: from minimum pad layout to 6cm
Figure 48. Chipset configuration
Figure 49. Auto and mutual Rthj-amb vs PCB copper area in open box free air
a. see definitions in
LOW SIDE
channel 3
CHIP
condition
R
thB
Section 5.3 on page 31
(a)
R
thAB
Doc ID 022022 Rev 1
HIGH SIDE
channel 1,2
R
CHIP
R
thBC
thA
R
thAC
LOW SIDE
channel 4
CHIP
R
Thermal data
thC
25/33
2
).