EVALTSM1052 STMicroelectronics, EVALTSM1052 Datasheet - Page 17

• Manufacturer Part Number: EVALTSM1052
• Description: BOARD EVAL FOR TSM1052
• Manufacturer: STMicroelectronics
• Series: VIPER™r
• Type: Battery Managementr

Specifications of EVALTSM1052

• Main Purpose: AC/DC, Primary and Secondary Side
• Outputs And Type: 1, Isolated
• Power - Output: 3W
• Voltage - Output: 5.1V
• Current - Output: 600mA
• Voltage - Input: 90 ~ 264VAC
• Regulator Topology: Flyback
• Frequency - Switching: 60kHz
• Board Type: Fully Populated
• Utilized Ic / Part: TSM1052, VIPer12A
• Input Voltage: 90 V to 264 V
• Output Voltage: 5.1 V
• Board Size: 48 mm x 18 mm
• Product: Power Management Modules
• Dimensions: 48 mm x 18 mm
• Silicon Manufacturer: ST Micro
• Silicon Core Number: TSM1052
• Kit Application Type: Power Management - Battery
• Application Sub Type: Battery Charger
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: TSM1052
• Other names: 497-6242

AN2448
5
Thermal measurements
A thermal analysis of the board was performed using an IR camera. The results are shown
in
load condition (Iout = 600 mA).
T
Emissivity = 0.9 for all points
Figure 17. V
Table 5.
AMB
Figure 17
= 25 °C for both figures
Point
G
A
B
C
D
E
F
and
Key component temperatures at 115 V
in
= 115 V
Figure 18
ac
Temperature [ºC]
- full load - bottom and top sides
for 115 V
69.2
72.3
63.0
66.3
68.3
64.0
66.2
ac
and 230 V
Hot spot on PCB due to bottom side components
ac
mains input. Both images refer to full
ac
- 600 mA
IC2 (VIPer12A-E)
D4 (output diode)
TR1 (windings)
TR1 (ferrite)
Reference
R2 (clamp)
R1 (clamp)
Thermal measurements
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