L4981AD STMicroelectronics, L4981AD Datasheet - Page 7

• Manufacturer Part Number: L4981AD
• Description: IC PFC CTRLR AVERAGE CURR 20SOIC
• Manufacturer: STMicroelectronics

Specifications of L4981AD

• Mode: Average Current
• Frequency - Switching: 100kHz
• Current - Startup: 100µA
• Voltage - Supply: 14.5 V ~ 19.5V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Switching Frequency: 115 KHz
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Supply Voltage Range: 12V To 19.5V
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• Power Dissipation Pd: 600mW
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Ic Generic Number: 4981
• For Use With: 497-5523 - EVAL BOARD FOR L4981
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-1414-5

Figure 3: MULTI-OUT vs. I
Figure 5: MULTI-OUT vs. I
Figure 7: MULTI-OUT vs. I
V
V
V
LFFD
LFFD
LFFD
= 5.1V)
= 2.5V)
= 2.5V)
AC
AC
AC
(V
(V
(V
RMS
RMS
RMS
= 4.4V;
= 1.7V;
= 4.4V;
Figure 4: MULTI-OUT vs. I
Figure 6: MULTI-OUT vs. I
Figure 8: MULTI-OUT vs. I
V
V
V
LFFD
LFFD
LFFD
= 5.1V)
= 2.5V)
= 2.5V)
AC
AC
AC
L4981A - L4981B
(V
(V
(V
RMS
RMS
RMS
= 5.3V;
= 2.2V;
= 5.3V;
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