L4981B STMicroelectronics, L4981B Datasheet - Page 14

• Manufacturer Part Number: L4981B
• Description: IC PFC CTRLR AVERAGE CURR 20DIP
• Manufacturer: STMicroelectronics

Specifications of L4981B

• Mode: Average Current
• Frequency - Switching: 100kHz
• Current - Startup: 100µA
• Voltage - Supply: 14.5 V ~ 19.5V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Switching Frequency: 115 KHz
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 40 C
• Supply Voltage Range: 12V To 19.5V
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +125°C
• Ic Generic Number: 4981
• Output Current Max: 300µA
• Rohs Compliant: Yes
• Input Voltage: 19.5V
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5337-5; L4981B

L4981A - L4981B
14/16
DIM.
A1
A
B
C
D
E
H
K
e
h
L
B
MIN.
2.35
0.33
0.23
12.6
0.25
0.1
7.4
0.4
10
20
1
TYP.
1.27
mm
0˚ (min.)8˚ (max.)
MAX.
10.65
2.65
0.51
0.32
0.75
1.27
0.3
7.6
13
D
0.093
0.004
0.013
0.009
0.496
0.291
0.394
0.010
0.016
MIN.
0.050
TYP.
inch
1 0
e
MAX.
0.104
0.012
0.020
0.013
0.512
0.299
0.419
0.030
0.050
11
E
A
MECHANICAL DATA
L
K
OUTLINE AND
SO20MEC
SO20
h x 45˚
H
A1
C