SI9110_11 Datasheet, PDF (4/9 Pages) Vishay Siliconix – High-Voltage Switchmode Controllers

Si9110, Si9111
Vishay Siliconix
TIMING WAVEFORMS
1.5 V -
SENSE
0
50 %
V_CC
OUTPUT
0-
t_r ≤ 10 ns
t_d
90 %
Figure 1.
V_CC
SHUTDOWN
0-
50 %
V_CC
OUTPUT
0-
t_f ≤ 10 ns
t_SD
90 %
Figure 2.
V_CC
SHUTDOWN
0-
V_CC
RESET
0-
50 %
50 %
t_SW
t_LW
50 % ^{tr, tf ≤ 10 ns}
50 %
50 %
t_RW
Figure 3.
TYPICAL CHARACTERISTICS
140
V_CC = - V_IN
120
100
80
60
40
20
0
10
15
20
+I_IN (mA)
Figure 4. + V_IN vs. + I_IN at Start-Up
1M
100 k
10 k
10 k
100 k
1M
r_OSC (Ω)
Figure 5. Output Switching Frequency
vs. Oscillator Resistance
www.vishay.com
Document Number: 70004
4
S11-0975-Rev. I, 16-May-11
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000