STEVAL-ISA059V1 STMicroelectronics, STEVAL-ISA059V1 Datasheet - Page 11

• Manufacturer Part Number: STEVAL-ISA059V1
• Description: DEMO BOARD BASED ON TSM108
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of STEVAL-ISA059V1

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 6V
• Current - Output: 800mA
• Voltage - Input: 12V
• Regulator Topology: Buck
• Board Type: Fully Populated
• Utilized Ic / Part: TSM108
• Input Voltage: 12 V
• Output Voltage: 6 V
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: TSM108
• Kit Application Type: Power Management - Voltage Regulator
• Application Sub Type: DC/DC Converter
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Frequency - Switching: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: TSM108
• Other names: 497-8716

12. Measured Performances
The few following curves show the measured per-
formances of TSM108 used in DC/DC step down
12.1. Voltage and Current Control, Efficiency Performances using a Pchannel MOSFET:
5.999
5.998
5.997
5.996
5.995
5.994
5.993
5.992
6.001
Converter efficiency & Switching duty cycle vs Iout
100%
CV & CC Regulation - Switching duty cycle vs Iout
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
6
7
6
5
4
3
2
0
1
5
0
0
0.1
0.1
10
Vout & Efficiency versus Vin
Vin = 12V, Vout = 6V, Iout = 600mA
Vin = 12V, Vout = 6V, Iout = 600mA
Vout = 6V, Iout = 600mA
0.2
0.2
15
0.3
0.3
Iout (A)
Vin (V)
Iout (A)
20
0.4
0.4
converter, either with a Pchannel MOSFET or with
a PNP bipolar transistor.
25
0.5
0.5
0.6
30
0.6
0.7
70%
60%
50%
40%
30%
20%
10%
0%
0.7
35
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
86%
85%
84%
83%
82%
81%
80%
79%
78%
77%
TSM108
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