VIPer20/SP/DIP - VIPer20A/ASP/ADIP
Figure 2: Undervoltage Lockout
Figure 1: V Regulation Point
DD
IDD
ICOMP
Slope =
Gm in mA/V
ICOMPHI
IDD0
VDD
DS
V
= 35 V
VDDhyst
VDDoff
0
Fsw = 0
VDD
VDDon
ICOMPLO
IDDch
VDDreg
FC00150
FC00170
Figure 3: Transition Time
Figure 4: Shut Down Action
VOSC
ID
t
t
t
VCOMP
tDISsu
10% Ipeak
t
VDS
VCOMPth
ID
D
90% V
D
10% V
t
tf
tr
ENABLE
ENABLE
FC00160
DISABLE
FC00060
Figure 5: Breakdown Voltage Vs. Temperature
Figure 6: Typical Frequency Variation
FC00180
FC00190
1.15
1
(%)
BVDSS
(Normalized)
0
-1
-2
-3
-4
-5
1.1
1.05
1
0.95
0
20 40 60 80 100 120 140
Temperature (°C)
0
20 40 60 80 100 120
Temperature (°C)
6/25
STMICROELECTRONICS [ ST ]
