SI9119DB Vishay, SI9119DB Datasheet - Page 4
SI9119DB
Manufacturer Part Number
SI9119DB
Description
Pulse Width Modulation (PWM) Controller IC
Manufacturer
Vishay
Specifications of SI9119DB
Silicon Manufacturer
Vishay
Application Sub Type
Switch Mode
Kit Application Type
Power Management
Silicon Core Number
SI9119
Kit Contents
Board
Input Voltage Primary Min
10V
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Si9120
Vishay Siliconix
www.vishay.com
4
TIMING WAVEFORMS
TYPICAL CHARACTERISTICS
OUTPUT
SENSE
V
CC
SHUTDOWN
0
0
−
RESET
50%
V
V
1.5 V −
CC
CC
FIGURE 1.
0
0
−
−
t
d
t
r
50%
v 10 ns
90%
100 k
10 k
1 M
50%
10 k
Output Switching Frequency
vs. Oscillator Resistance
r
t
OSC
SW
FIGURE 3.
− Oscillator Resistance (W)
t
LW
100 k
50%
SHUTDOWN
OUTPUT
50%
V
V
CC
CC
t
1 M
0
0
r
, t
f
v 10 ns
−
−
t
RW
50%
FIGURE 2.
50%
t
SD
S-42042—Rev. H, 15-Nov-04
t
f
v 10 ns
Document Number: 70006
90%