EVAL5973D STMicroelectronics, EVAL5973D Datasheet - Page 7

• Manufacturer Part Number: EVAL5973D
• Description: EVAL BOARD FOR L5973 SERIES
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of EVAL5973D

• Design Resources: EVAL5973D/L5973D Gerber Files
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.235 ~ 35V
• Current - Output: 2.5A
• Voltage - Input: 4.4 ~ 36V
• Regulator Topology: Buck
• Frequency - Switching: 250kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L5973
• Input Voltage: 4.4 V to 36 V
• Output Voltage: 1.2 V to 35 V
• Board Size: 23 mm x 20 mm
• Product: Power Management Modules
• Dimensions: 23 mm x 20 mm
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: L5973D
• Other names: 497-4134

L5973D
4
Typical characteristics
Figure 3.
Figure 5.
Figure 7.
Vo (V)
Iq (mA)
3.312
3.308
3.284
1.22
1.21
3.304
3.296
3.292
3.288
3.276
1.24
1.23
1.25
1.2
Vo (V)
3.28
1.6
1.4
1.2
1.8
3.3
2
-50
-50
0
Vcc = 12V
Vo = 3.3V
Vcc = 12V
DC = 0%
Line regulation
Output voltage vs junction
temperature
Quiescent current vs junction
temperature
0
0
10
Tj (°C)
Tj (°C)
Vcc (V)
50
50
20
Tj = 25°C
Tj = 125°C
Vcc = 12V
100
100
30
Vcc=12V
150
150
40
Figure 4.
Figure 6.
Ishd (µA)
Fsw (KHz)
70
60
50
40
30
260
250
240
220
230
-50
-50
Vcc = 12V
Shutdown current vs junction
temperature
Switching frequency vs
junction temperature
Vcc = 12V
Vo = 3.3V
0
0
Typical characteristics
Tj (°C)
Tj (°C)
50
50
100
100
150
150
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