VIPER15LD STMicroelectronics, VIPER15LD Datasheet - Page 17
![IC OFFLINE CONV PWM OVP 16-SOIC](/photos/1/39/13919/497-16-soic_series_sml.jpg)
VIPER15LD
Manufacturer Part Number
VIPER15LD
Description
IC OFFLINE CONV PWM OVP 16-SOIC
Manufacturer
STMicroelectronics
Series
VIPer™ plusr
Datasheet
1.VIPER15LN.pdf
(40 pages)
Specifications of VIPER15LD
Output Isolation
Isolated
Frequency Range
122 ~ 150kHz
Voltage - Input
8.5 ~ 23.5 V
Voltage - Output
800V
Power (watts)
12W
Operating Temperature
-40°C ~ 150°C
Package / Case
16-SOIC (0.154", 3.90mm Width)
Output Power
1 W
Input Voltage
8.5 V to 23.5 V
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
VIPER15LD
Manufacturer:
STM
Quantity:
2 500
Company:
Part Number:
VIPER15LDTR
Manufacturer:
ALTERA
Quantity:
330
VIPER15
As soon as the output voltage reaches the regulated value, the regulation loop takes over
and the drain current is regulated below its limit, I
at a value lower than the threshold V
Figure 22. I
Figure 23. Timing diagram: normal power-up and power-down sequences
V
V
I
DRAIN_START
DD(RESTART)
DDch
V
DRAIN
V
(3mA)
I
V
DDch
DDoff
DDon
V
V
I
DD
DD
IN
V
(-3 mA)
DRAIN
V
V
V
V
V
V
V
FBolp
FBbm
I
DDon
DDoff
FBlin
I
I
DD
DD1
DD0
DD
START- UP
FB
DD
current during start-up and burst mode
Power-on
NORMAL MODE
Doc ID 15455 Rev 5
FBlin
Normal operation
Dlim
BURST MODE
, by the feedback voltage, which settles
regulation is lost here
Power-off
Operation description
V
HV startup is no more activated
IN
< V
DRAIN_START
NORMAL MODE
t
t
t
t
V
time
time
time
time
FBbmhys
17/40