E-L5973ADTR STMicroelectronics, E-L5973ADTR Datasheet - Page 16

• Manufacturer Part Number: E-L5973ADTR
• Description: Switching Converters, Regulators & Controllers 1.235 to 35V Step-Dn
• Manufacturer: STMicroelectronics

Specifications of E-L5973ADTR

• Output Voltage: 35 V
• Mounting Style: SMD/SMT
• Package / Case: HSOP-8
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Application ideas
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16/22
Application ideas
Figure 13. Positive buck-boost regulator
Figure 14. Buck-boost regulator
Figure 15. Dual output voltage with auxiliary winding
CERAMIC
CERAMIC
10μF
10V
10μF
C1
25V
C1
VIN = 5V
VIN = 5V
CERAMIC
10μF
25V
C2
220pF
3.3V
22nF
C3
C2
SYNC.
COMP
VREF
220pF
VCC
3.3V
22nF
C4
C3
4.7K
R3
SYNC.
COMP
VREF
VCC
6
8
2
4
Doc ID 9552 Rev 9
4.7K
INH
R3
L5973AD
3
6
8
2
4
INH
L5973AD
3
7
GND
D03IN1456
7
1
5
GND
D03IN1455
OUT
FB
1
5
OUT
FB
STPS2L25U
STPS25L25U
D1
N1/N2=2
Lp 22μH
24K
D1
2.7K
100μF
10V
C4
100μF
L1 15μH
16V
1N4148
C5
D2
47μF
VOUT=3.3V/
VOUT1=5V/
10V
VOUT=-12V/
C5
L5973AD
50mA
0.5A
0.6A