VIPER22-LED-EV Datasheet, PDF (4/21 Pages) STMicroelectronics – Low power OFF-line SMPS primary switcher

Electrical characteristics
VIPer22A-E, VIPer22ADIP-E, VIPer22AS-E
2
Electrical characteristics
T_J = 25 °C, V_DD = 18 V, unless otherwise specified
Table 4. Power section
Symbol
Parameter
Test conditions
BV_DSS
I_DSS
r_DS(on)
t_f
t_r
Drain-source voltage
OFF state drain
current
Static drain-source
ON state resistance
Fall time
Rise time
I_D = 1 mA; V_FB = 2 V
V_DS = 500 V; V_FB = 2 V;
T_J = 125 °C
I_D = 0.4 A
I_D = 0.4 A; T_J = 100 °C
I_D = 0.2 A; V_IN = 300 V ⁽¹⁾
(See Figure 9 on page 13)
I_D = 0.4 A; V_IN = 300 V ⁽¹⁾
(See Figure 9 on page 13)
C_OSS Drain capacitance
1. On clamped inductive load
V_DS = 25 V
Min Typ Max Unit
730
V
0.1 mA
15 17
31
Ω
100
ns
50
ns
40
pF
Table 5. Supply section
Symbol
Parameter
Test conditions
Min Typ Max Unit
I_DDch
I_DDoff
I_DD0
Start-up charging
current
100 V ≤ V_DS ≤ 400 V;
V_DD = 0 V ...V_DDon
(See Figure 10 on page 13)
Start-up charging
current in thermal
shutdown
V_DD = 5 V; V_DS = 100 V
T_J > T_SD - T_HYST
Operating supply
current not switching
I_FB = 2 mA
-1
mA
0
mA
3
5 mA
I_DD1
Operating supply
current switching
D_RST
V_DDoff
Restart duty-cycle
V_DD undervoltage
shutdown threshold
V_DDon
V_DD start-up
threshold
V_DDhyst
V_DD threshold
hysteresis
V_DDovp
V_DD overvoltage
threshold
I_FB = 0.5 mA; I_D = 50 mA ⁽¹⁾
(See Figure 11 on page 13)
(See Figure 10,
Figure 11 on page 13)
(See Figure 10,
Figure 11 on page 13))
(See Figure 10 on page 13)
4.5
mA
16
%
7
8
9
V
13 14.5 16
V
5.8 6.5 7.2 V
38 42
46
V
1. These test conditions obtained with a resistive load are leading to the maximum conduction time of the
device.
4/21
Doc ID 12050 Rev 2