STEVAL-ISA033V1 STMicroelectronics, STEVAL-ISA033V1 Datasheet - Page 17

• Manufacturer Part Number: STEVAL-ISA033V1
• Description: BOARD EVAL L5991/STP12NK80Z
• Manufacturer: STMicroelectronics
• Type: Supervisory Circuitsr

Specifications of STEVAL-ISA033V1

• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 3, Isolated
• Power - Output: 55W
• Voltage - Output: 13.8V, 3.8V, 25V
• Current - Output: 3A, 350mA, 200mA
• Voltage - Input: 88 ~ 300VAC
• Regulator Topology: Flyback
• Board Type: Fully Populated
• Utilized Ic / Part: L5991, STP12NK80Z
• Input Voltage: 88 V to 300 V
• Output Voltage: 3.8 V to 25 V
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Switching: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: L5991, STP12NK80Z
• Other names: 497-8226; STEVAL-ISA033V1

Figure 35. Standby thresholds adjustment.
Figure 36. Isolated MOSFET Drive & Current Transformer Sensing in 2-switch Topologies.
Figure 37. Low consumption start-up.
Figure 38. Bipolar transistor driver.
PGND
20V
L5991
12
11
SGND
9
2.2M
V
C
47K
D97IN762B
10
13
L5991
SGND
V
8
REF
D97IN751A
OUT
ISEN
V
CC
VREF
12
4
12
4
L5991
V
L5991
V
9
11
PGND
8
IN
C
R
STD1NB50-1
A
V
10
13
11
33K
CC
13
OUT
ISEN
BOUNDARY
ISOLATION
D97IN763
ISEN
10
OPTIONAL
R
D97IN761
V
T
IN
R
SELF-SUPPLY
SENSE
WINDING
V
IN
L5991 - L5991A
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