L5993D STMicroelectronics, L5993D Datasheet - Page 16

• Manufacturer Part Number: L5993D
• Description: IC PWM CONTROLLER 16 SOIC
• Manufacturer: STMicroelectronics

Specifications of L5993D

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 85%
• Voltage - Supply: 11 V ~ 20 V
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: 0°C ~ 105°C
• Package / Case: 16-SOIC (3.9mm Width)
• Frequency-max: 1MHz
• Lead Free Status / RoHS Status: Contains lead / Request inventory verification
• Other names: 497-2387-5

L5993
Figure 32. Isolated MOSFET Drive & Current Transformer Sensing in 2-switch Topologies
Figure 33. Low consumption start-up
Figure 34. Bipolar Transistor Drive
16/22
PGND
20V
L5993
12
11
2.2M
SGND
9
V
47K
D97IN770B
L5993
C
10
13
8
V
V
REF
CC
OUT
ISEN
11
4
12
L5993
V
V
9
PGND
8
IN
C
STD1NB50-1
10
13
V
11
33K
CC
OUT
ISEN
BOUNDARY
ISOLATION
D97IN771
D97IN769
T
V
IN
SELF-SUPPLY
WINDING
V
IN