VIPER22AS STMicroelectronics, VIPER22AS Datasheet - Page 5

• Manufacturer Part Number: VIPER22AS
• Description: IC OFFLINE SWIT PWM SMPS 8SOIC
• Manufacturer: STMicroelectronics
• Series: VIPER™r

Specifications of VIPER22AS

• Output Isolation: Isolated
• Frequency Range: 54 ~ 66kHz
• Voltage - Input: 8 ~ 50 V
• Voltage - Output: 730V
• Power (watts): 7W
• Operating Temperature: 25°C ~ 125°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• For Use With: 497-9049 - BOARD EVAL BASED VIPER22ASTR-E497-8215 - BOARD EVAL BASED ON VIPER22A497-5864 - EVAL BOARD DUAL OUTPUT VIPER22A497-5071 - EVAL BOARD DIMMABLE HB PWR LED
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3287-5

Figure 1 : Rise and Fall Time
Figure 2 : Start Up VDD Current
Figure 3 : Restart Duty Cycle
V
V
V
10%
I
V
DDoff
I
DDon
DDch
90%
DS
DD
I
DD
DD0
I
D
V
DDhyst
V
DDoff
t
fv
D
RST
t
V
CH
DDon
=
------------------------ -
t ST
V
F
DS
sw
t
S T
+
t CH
= 0 kHz
= 100 V
t
ST
t
rv
V
t
t
DD
t
10 F
VIPer22A
FB
VDD
CONTROL
C << Coss
2V
FB
SOURCE
VIPer22A
DRAIN
VIPer22ADIP / VIPer22AS
C
VDD
CONTROL
L
D
SOURCE
DRAIN
300V
100V
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