VIPER16HD STMicroelectronics, VIPER16HD Datasheet - Page 19

• Manufacturer Part Number: VIPER16HD
• Description: IC OFFLINE CONV PWM OTP 16-SOIC
• Manufacturer: STMicroelectronics
• Series: VIPer™ plusr

Specifications of VIPER16HD

• Output Isolation: Either
• Frequency Range: 103 ~ 127kHz
• Voltage - Input: 11.5 ~ 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: 3.3 V
• Switching Frequency: 115 KHz
• Mounting Style: SMD/SMT
• Duty Cycle (max): 80 %
• For Use With: 497-9006 - BOARD EVAL BASED ON VIPER16497-8836 - EVAL BOARD FOR VIPER16HD497-8835 - EVAL BOARD FOR VIPER16HD ISO PSU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

VIPER16
Figure 28. FB pin connection for isolated fly-back
FB
C
VDD
V
REF_FB
Disabled
-
+
E/A
V
REF
SW
R
C
COMP
COMP
COMP
Doc ID 15232 Rev 4
BUS
nR
V
from R
COMPL
R
SENSE
+
-
+
-
PWM stop
to PWM
R
AUX
D
Open loop failure protection
AUX
R
U5
TL
OPTO
R
R
3
C
C
C
R
R
V
V
H
L
AUX
OUT
-
19/24