STEVAL-ISB001V1 STMicroelectronics, STEVAL-ISB001V1 Datasheet - Page 13

• Manufacturer Part Number: STEVAL-ISB001V1
• Description: BATTERY CHARGER CELL PHONE
• Manufacturer: STMicroelectronics
• Type: Battery Managementr

Specifications of STEVAL-ISB001V1

• Main Purpose: Power Management, Battery Charger
• Embedded: No
• Utilized Ic / Part: STD1LNK60Z
• Primary Attributes: 1 Cell, 4.7V @ 400mA Out, CV/CC, 85 ~ 265VAC Input, 1.9W
• Secondary Attributes: >65% Efficient, 51 ~ 91mW Standby Input Power
• Input Voltage: 85 V to 265 V
• Output Voltage: 5 V
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: STD1LNK60Z-1
• Kit Application Type: Power Management - Battery
• Application Sub Type: Battery Charger
• Kit Contents: Board
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: STD1LNK60Z
• Other names: 497-5682

AN2228 - APPLICATION NOTE
2.3
Optocoupler Power Methods
There are two methods for powering the optocoupler:
The fly-back method was chosen for the RCC application because it provides more stable
power for the optocoupler.
Figure 2.
Figure 3.
fly-back (see
forward (see
Optocoupler Fly-back Power
Optocoupler Forward Power
Figure 3
Figure 2
STD1LNK60Z
STD1LNK60Z
R7
R7
Q1
Q1
R9
C6
R9
C6
).
), and
3904
3904
R3
R3
Q2
Q2
2 STD1LNK60Z-based RCC Control Circuit Components
C7
C7
R10
R10
U1B
U1B
R11a
R11a
R11
C5
R11
C5
R12
+
C4
R12
AI11829
AI11830
+
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