VIPER17LD STMicroelectronics, VIPER17LD Datasheet - Page 3

• Manufacturer Part Number: VIPER17LD
• Description: IC OFFLINE CONV PWM OVP 16SOIC
• Manufacturer: STMicroelectronics
• Series: VIPer™ plusr

Specifications of VIPER17LD

• Output Isolation: Isolated
• Frequency Range: 54 ~ 66kHz
• 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) Exposed Pad
• Output Voltage: 800 V
• Output Power: 1 W
• Input Voltage: - 0.3 V
• Switching Frequency: 115 KHz
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 80 %
• Number Of Outputs: 1
• For Use With: 497-9052 - BOARD EVAL FOR VIPER17LN497-9050 - BOARD DEMO BASED ON VIPER17HN497-9007 - BOARD EVAL BASED ON VIPER17497-8513 - BOARD EVAL VIPER17HN 6W SMPS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

VIPER17
1
2
Table 2.
1. Typical continuous power in non ventilated enclosed adapter measured at 50
2. Maximum practical continuous power in an open frame design at 50
Figure 2.
CONT
Part number
VIPER17
15uA
LOGIC
Block diagram
Typical power
Typical power
OVP
OVP
Block diagram
BR
V BRth
.
FB
START
SOFT
+
-
Adapter
6uA
BLOCK
9 W
OCP
Vin_OK
(1)
230 V
Ref
Ref erence Voltages
Internal Supply bus
BURST-MODE
Doc ID 14419 Rev 7
LOGIC
+
+
+
-
-
-
AC
OCP
PWM
&
Open frame
10 W
2nd OCP
LOGIC
BURST
SUPPLY
& UVLO
VDD
(2)
Vcc
UVLO
°
C ambient, with adequate heat sinking.
LEB
BURST
OLP
°
C ambient.
OSCILLATOR
TURN-ON
LOGIC
Adapter
OVP
5 W
OTP
HV_ON
(1)
R1
S
85-265 V
I DDch
R2
SHUTDOWN
OTP
THERMAL
Q
AC
Open frame
Block diagram
Rsense
6 W
DRAIN
GND
(2)
3/31