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HV9120NG

Description
Switching converters, voltage regulators and controllers hvcmos 450v 2% ref
CategoryPower/power management    The power supply circuit   
File Size687KB,11 Pages
ManufacturerSupertex
Related ProductsFound17parts with similar functions to HV9120NG
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HV9120NG Overview

Switching converters, voltage regulators and controllers hvcmos 450v 2% ref

HV9120NG Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerSupertex
Parts packaging codeSOIC
package instructionSOP, SOP16,.25
Contacts16
Reach Compliance Codecompli
ECCN codeEAR99
Analog Integrated Circuits - Other TypesSWITCHING CONTROLLER
control modeCURRENT-MODE
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage450 V
Minimum input voltage10 V
Nominal input voltage48 V
JESD-30 codeR-PDSO-G16
JESD-609 codee0
length9.8933 mm
Number of functions1
Number of terminals16
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Maximum output current0.01 A
Nominal output voltage4 V
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP16,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Certification statusNot Qualified
Maximum seat height1.75 mm
Maximum supply current (Isup)1 mA
surface mountYES
Switch configurationSINGLE
Maximum switching frequency3000 kHz
technologyBICMOS
Temperature levelINDUSTRIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width3.9624 mm
HV9120
High-Voltage,
Current-Mode PWM Controller
Features
10 to 450V input voltage range
<1.3mA supply current
>1.0MHz clock
>20:1 dynamic range @ 500KHz
49% Maximum duty cycle version
Low internal noise
A unique input circuit allows the 9120 to self-start directly
from a high voltage input, and subsequently take the power
to operate from one of the outputs of the converter it is
controlling, allowing very efficient operation while maintaining
input-to-output galvanic isolation limited in voltage only by
the insulation system of the associated magnetic assembly.
A ±2% internal bandgap reference, internal operational
amplifier, very high speed comparator, and output buffer
allow production of rugged, high performance, high efficiency
power supplies of 50W or more, which can still be over 80%
efficient at outputs of 1.0W or less. The wide dynamic range of
the controller system allows designs with extremely wide line
and load variations with much less difficulty and much higher
efficiency than usual. The exceptionally wide input voltage
range also allows better usage of energy stored in input
dropout capacitors than with other PWM ICs. Remote on/off
controls allow either latching or nonlatching remote shutdown.
During shutdown, the power required is under 6.0mW.
For detailed circuit and application information, please
refer to application notes AN-H13 and AN-H21 to AN-
H24.
Applications
Off-line high frequency power supplies
Universal input power supplies
High density power supplies
Very high efficiency power supplies
Extra wide load range power supplies
General Description
The Supertex HV9120 is a Switch Mode Power Supply
(SMPS) controller subsystem that can start and run
directly from almost any DC input, from a 12V battery to
a rectified and filtered 240V AC line. It contains all the
elements required to build a single-switch converter except
for the switch, magnetic assembly, output rectifier(s) and
filter(s).
Functional Block Diagram
FB
15 (19)
COMP
14
Error
Amplifier
11 (14)
+
4V
REF
GEN
2V
+
+
16 (20)
7 (9)
1 (3)
8.1V
8.6V
+
+
Current
Sources
To
Internal 1.2V
Circuits
(18)
OSC
IN
9
OSC
OUT
(11) 8
(10)
OSC
Modulator
Comparator
R
S
Q
T
Q
To VDD
5 (6)
VREF
OUTPUT
Current Limit
Comparator
6 (8)
-VIN
BIAS
VDD
+VIN
4 (5)
V
DD
Undervoltage
Comparator
S
R
12 (16)
13 (17)
SENSE
Q
SHUTDOWN
RESET
Note:
Pin numbers in parentheses are for PLCC package.
1235 Bordeaux Drive, Sunnyvale, CA 94089
Tel: 408-222-8888
www.supertex.com
Pre-regulator/Startup

HV9120NG Related Products

HV9120NG HV9120PJ-M910 HV9120NG-M901 HV9120PJ HV9120PJ-M910-G HV9120NG-M901-G
Description Switching converters, voltage regulators and controllers hvcmos 450v 2% ref Switching converters, voltage regulators and controllers hvcmos 450v 2% ref Switching converters, voltage regulators and controllers hvcmos 450v 2% ref Switching converters, voltage regulators and controllers hvcmos 450v 2% ref Switching converters, voltage regulators and controllers hvcmos 450v 2% ref Switching converters, voltage regulators and controllers hvcmos 450v 2% ref
Maker Supertex Supertex Supertex Supertex Supertex Supertex
Product Category - Switching Converters, Regulators and Controllers Switching Converters, Regulators and Controllers - Switching Converters, Regulators and Controllers Switching Converters, Regulators and Controllers
RoHS - no no - yes yes
The output voltage - 4.08 V 4.08 V - 4.08 V 4.08 V
Installation style - SMD/SMT SMD/SMT - SMD/SMT SMD/SMT
Package/box - PLCC-20 SOIC-16 - PLCC-20 SOIC-16

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