EVALSTSR30-60W STMicroelectronics, EVALSTSR30-60W Datasheet - Page 9

• Manufacturer Part Number: EVALSTSR30-60W
• Description: BOARD EVAL USING L6668 & STSR30
• Manufacturer: STMicroelectronics
• Type: AC/DC Switching Convertersr

Specifications of EVALSTSR30-60W

• Mfg Application Notes: EVALSTSR30-60W AppNote
• Main Purpose: AC/DC, Primary and Secondary Side
• Outputs And Type: 1, Isolated
• Power - Output: 60W
• Voltage - Output: 12V
• Current - Output: 5A
• Voltage - Input: 88 ~ 264VAC
• Regulator Topology: Flyback
• Frequency - Switching: 68kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L6668, STSR30
• Input Voltage: 88 V to 264 V
• Output Voltage: 12 V
• Dimensions: 120 mm x 75 mm
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: L6668 And STSR30
• Kit Application Type: Power Management - Voltage Regulator
• Application Sub Type: SMPS
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: L6668, STSR30
• Other names: 497-6389; EVALSTSR30-60W

Adapter features
9/27
Figure 6.
Figure 8.
CH1: L6668 gate drive
CH2: STSR30 gate drive
CH3: STSR30 CK pin
CH1: L6668 gate drive
CH2: STSR30 gate drive
CH3: STSR30 CK pin
In DCM operation, the gate-drive turn-on is still triggered by the falling edge of the CK pin
voltage, while turn-off is determined by the INHIBIT pin voltage crossing the -25mV internal
threshold.
conditions.
V
V
IN
IN
= 115V
= 230V
Figure 8
AC
AC
- CCM
- DCM
and
Figure 9
show this mechanism at full load and V
Figure 7.
Figure 9.
CH3: STSR30 CK pin
CH4: STSR30 gate drive
CH1: L6668 gate drive
CH2: STSR30 gate drive
CH3: STSR30 CK pin
CCM - Anticipation detail
DCM - INHIBIT synchronization
IN
= 230V
AC
AN2432