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VIPER22A の電気的特性と機能

VIPER22AのメーカーはSTMicroelectronicsです、この部品の機能は「LOW POWER OFF LINE SMPS PRIMARY SWITCHER」です。


製品の詳細 ( Datasheet PDF )

部品番号 VIPER22A
部品説明 LOW POWER OFF LINE SMPS PRIMARY SWITCHER
メーカ STMicroelectronics
ロゴ STMicroelectronics ロゴ 




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VIPER22A Datasheet, VIPER22A PDF,ピン配置, 機能
VIPer22ADIP
® VIPer22AS
LOW POWER OFF LINE SMPS PRIMARY SWITCHER
TYPICAL POWER CAPABILITY
Mains type
SO-8
European
(195 - 265 Vac)
12 W
US / Wide range
(85 - 265 Vac)
7W
DIP-8
20 W
12 W
n FIXED 60 KHZ SWITCHING FREQUENCY
n 9V TO 38V WIDE RANGE VDD VOLTAGE
n CURRENT MODE CONTROL
n AUXILIARY UNDERVOLTAGE LOCKOUT
WITH HYSTERESIS
n HIGH VOLTAGE START UP CURRENT
SOURCE
n OVERTEMPERATURE, OVERCURRENT AND
OVERVOLTAGE PROTECTION WITH
AUTORESTART
DESCRIPTION
The VIPer22A combines a dedicated current mode
PWM controller with a high voltage Power
BLOCK DIAGRAM
SO-8
DIP-8
PACKAGE
SO-8
DIP-8
ORDER CODES
TUBE
T&R
VIPer22AS VIPer22AS13TR
VIPer22ADIP -
MOSFET on the same silicon chip. Typical
applications cover off line power supplies for
battery charger adapters, standby power supplies
for TV or monitors, auxiliary supplies for motor
control, etc. The internal control circuit offers the
following benefits:
– Large input voltage range on the VDD pin
accommodates changes in auxiliary supply
voltage. This feature is well adapted to battery
charger adapter configurations.
– Automatic burst mode in low load condition.
– Overvoltage protection in hiccup mode.
DRAIN
REGULATOR
INTERNAL
SUPPLY
VDD
FB
_
8/14.5V +
+
42V _
ON/OFF
60kHz
OSCILLATOR
OVERTEMP.
DETECTOR
S
R1 FF Q
R2 R3 R4
PWM
LATCH
OVERVOLTAGE
R LATCH
S FF Q
BLANKING
+
_ 0.23 V
1 k
230
SOURCE
September 2002
1/15

1 Page





VIPER22A pdf, ピン配列
VIPer22ADIP / VIPer22AS
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VDS(sw) Switching Drain Source Voltage (Tj=25 ... 125°C)
(See note 1)
-0.3 ... 730
V
VDS(st) Start Up Drain Source Voltage (Tj=25 ... 125°C)
(See note 2)
-0.3 ... 400
V
ID Continuous Drain Current
Internally limited
A
VDD Supply Voltage
0 ... 50
V
IFB Feedback Current
3 mA
VESD
Electrostatic Discharge:
Machine Model (R=0; C=200pF)
Charged Device Model
200 V
1.5 kV
Tj Junction Operating Temperature
Internally limited
°C
Tc Case Operating Temperature
-40 to 150
°C
Tstg Storage Temperature
-55 to 150
°C
Note: 1. This parameter applies when the start up current source is off. This is the case when the VDD voltage has reached VDDon and
remains above VDDoff.
2. This parameter applies when the start up current source is on. This is the case when the VDD voltage has not yet reached VDDon
or has fallen below VDDoff.
THERMAL DATA
Symbol
Parameter
Max Value
Unit
Thermal Resistance Junction-Pins for :
Rthj-case SO-8
DIP-8
25 °C/W
15
Thermal Resistance Junction-Ambient for :
Rthj-amb SO-8
DIP-8
(See note 1)
(See note 1)
55
45
°C/W
Note: 1. When mounted on a standard single-sided FR4 board with 200 mm² of Cu (at least 35 µm thick) connected to all DRAIN pins.
ELECTRICAL CHARACTERISTICS (Tj=25°C, VDD=18V, unless otherwise specified)
POWER SECTION
Symbol
Parameter
Test Conditions
Min. Typ.
BVDSS Drain-Source Voltage
ID=1mA; VFB=2V
730
IDSS Off State Drain Current VDS=500V; VFB=2V; Tj=125°C
RDSon
Static Drain-Source
On State Resistance
ID=0.4A
ID=0.4A; Tj=100°C
15
tf Fall Time
ID=0.2A; VIN=300V
(See fig.1)
(See note 1)
100
tr Rise Time
ID=0.4A; VIN=300V
(See fig.1)
(See note 1)
50
Coss Drain Capacitance
VDS=25V
40
Note: 1. On clamped inductive load
Max.
0.1
17
31
Unit
V
mA
ns
ns
pF
3/15


3Pages


VIPER22A 電子部品, 半導体
VIPer22ADIP / VIPer22AS
Figure 4 : Peak Drain Current vs. Feedback Current
ID
IDpeak
4mH
100V
1/FOSC
t
VFB
IFBsd RFB
The drain current limitation is
obtained for VFB = 0 V, and a
negative current is drawn from
the FB pin. See the Application
section for further details.
IDpeak
IDlim
18V
VDD
FB CONTROL
DRAIN
IFB 47nF VIPer22A
SOURCE
IFB
GID = –----I--D---I--pF----eB---a---k-
IFB
0 IFBsd
100V
Figure 5 : Thermal Shutdown
Tj
TSD
THYST
VDD
VDDon
t
Automatic
start up
t
6/15

6 Page



ページ 合計 : 15 ページ
 
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共有リンク

Link :


部品番号部品説明メーカ
VIPER22A

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

STMicroelectronics
STMicroelectronics
VIPer22A-E

Low power OFF-line SMPS primary switcher

STMicroelectronics
STMicroelectronics
VIPER22ADIP

LOW POWER OFF LINE SMPS PRIMARY SWITCHER

STMicroelectronics
STMicroelectronics
VIPer22ADIP-E

Low power OFF-line SMPS primary switcher

STMicroelectronics
STMicroelectronics


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