EVLVIPER28H-10W STMicroelectronics, EVLVIPER28H-10W Datasheet - Page 3
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EVLVIPER28H-10W
Manufacturer Part Number
EVLVIPER28H-10W
Description
EVAL BOARD FOR VIPER28HD 115KHZ
Manufacturer
STMicroelectronics
Series
VIPER™r
Type
AC/DC Switching Convertersr
Specifications of EVLVIPER28H-10W
Main Purpose
AC/DC, Primary Side
Outputs And Type
1, Isolated
Power - Output
12W
Voltage - Output
5V
Current - Output
2.4A
Voltage - Input
85 ~ 265VAC
Regulator Topology
Flyback
Frequency - Switching
115kHz
Board Type
Fully Populated
Utilized Ic / Part
VIPer28
Input Voltage
85 V to 265 V
Output Voltage
5 V
Product
Power Management Modules
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
VIPER28HN
Other names
497-8839
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
VIPER28
1
2
Table 2.
1. Typical continuous power in non ventilated enclosed adapter measured at 50 °C ambient.
2. Maximum practical continuous power in an open frame design at 50 °C ambient, with adequate heat sinking.
Figure 2.
CONT
CONT
EPT
Tovl
Tovl
Part number
VIPER28
OVP DETECTION
OVP DETECTION
Block diagram
Typical power
Typical power
Block diagram
LOGIC
LOGIC
OVP
OVP
EPT
BLOCK
BLOCK
START
START
SOFT
SOFT
LEB
LEB
Tov l
Tov l
FB
FB
OLP
OLP
BLOCK
BLOCK
BLOCK
BLOCK
OCP
OCP
PWM
PWM
Adapter
18 W
(1)
+
+
+
+
-
-
-
-
+
+
-
-
BURST-MODE
BURST-MODE
OSCILLATOR
OSCILLATOR
230 V
OCP
OCP
LOGIC
LOGIC
PWM
PWM
Disable
Disable
Doc ID 15028 Rev 4
AC
Open frame
BURST
BURST
Ref erence Voltages
Ref erence Voltages
Internal Supply bus
Internal Supply bus
20 W
2nd OCP
2nd OCP
BURST
BURST
&
&
+
+
-
-
VDD
(2)
TURN-ON
TURN-ON
LOGIC
LOGIC
LEB
LEB
2nd OCP
2nd OCP
LOGIC
LOGIC
SUPPLY
SUPPLY
& UVLO
& UVLO
S
S
R
R
Adapter
Q
Q
10 W
OTP
OTP
UVLO
UVLO
OVP
OVP
(1)
OLP
OLP
85-265 V
HV_ON
HV_ON
SHUTDOWN
SHUTDOWN
Q
Q
OTP
OTP
THERMAL
THERMAL
R
R
S
S
I
DDch
AC
HV_ON
HV_ON
Open frame
Block diagram
Rsense
Rsense
12 W
DRAIN
DRAIN
GND
GND
(2)
3/32