E-L5973D STMicroelectronics, E-L5973D Datasheet - Page 7
E-L5973D
Manufacturer Part Number
E-L5973D
Description
IC REG SW 2.5A STEP DOWN 8-SOIC
Manufacturer
STMicroelectronics
Type
Step-Down (Buck)r
Datasheet
1.L5973D013TR.pdf
(17 pages)
Specifications of E-L5973D
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
1.24 ~ 35 V
Current - Output
2.5A
Frequency - Switching
250kHz
Voltage - Input
4 ~ 36 V
Operating Temperature
-40°C ~ 150°C
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width) Exposed Pad, 8-eSOIC. 8-HSOIC
Power - Output
2.25W
Output Voltage
35 V
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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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