Product Information

LNBH25LPQR

LNBH25LPQR electronic component of STMicroelectronics

Datasheet
- Converter, Analog and Digital Satellite STB Receivers/SatTV Voltage Regulator IC 1 Output 24-QFN (4x4)
Manufacturer: STMicroelectronics
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Price (USD)

1: USD 1.5002 ea
Line Total: USD 1.5

3859 - Global Stock
Ships to you between
Mon. 27 May to Fri. 31 May
MOQ: 1  Multiples: 1
Pack Size: 1

 More Buying Options & Price Grid(s)

Availability Price Quantity
3859 - WHS 1


Ships to you between Mon. 27 May to Fri. 31 May

MOQ : 1
Multiples : 1

Stock Image

LNBH25LPQR
STMicroelectronics

1 : USD 1.5002
10 : USD 1.4774
25 : USD 1.4547
100 : USD 1.4318
250 : USD 1.4091
500 : USD 1.3863
1000 : USD 1.3634
3000 : USD 1.3407

3859 - WHS 2


Ships to you between Mon. 27 May to Fri. 31 May

MOQ : 6
Multiples : 1

Stock Image

LNBH25LPQR
STMicroelectronics

6 : USD 1.5002
10 : USD 1.4774
25 : USD 1.4547
100 : USD 1.4318
250 : USD 1.4091
500 : USD 1.3863
1000 : USD 1.3634
3000 : USD 1.3407

Read More Specifications

     
Manufacturer
Product Category
RoHS - XON
Icon ROHS
Mounting Style
Package / Case
Output Voltage
Output Current
Number of Outputs
Polarity
Input Voltage MAX
Input Voltage MIN
Output Type
Minimum Operating Temperature
Maximum Operating Temperature
Load Regulation
Line Regulation
Series
Packaging
Product
Type
Brand
Maximum Power Dissipation
Factory Pack Quantity :
Cnhts
Hts Code
Mxhts
Pd - Power Dissipation
Product Type
Subcategory
Taric
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Additional Infomation About Product

LNBH25L LNB supply and control IC with step-up and IC interface Features Complete interface between LNB and IC bus Built-in DC-DC converter for single 12 V supply operation and high efficiency (typ. 93% 0.5 A) Selectable output current limit by external resistor Compliant with main satellite receiver output voltage specifications QFN24 (4 x 4 mm) Accurate built-in 22 kHz tone generator suits widely accepted standards 22 kHz tone waveform integrity guaranteed also at no load condition the LNB down-converter in the antenna dish or to Low-drop post regulator and high efficiency the multi-switch box. In this application field, it step-up PWM with integrated power N-MOS offers a complete solution with extremely low allowing low power losses component count and low power dissipation Overload and overtemperature internal together with a simple design and IC standard protection with IC diagnostic bits interfacing. LNB short-circuit dynamic protection +/- 4 kV ESD tolerant on output power pins Applications STB satellite receivers TV satellite receivers PC card satellite receivers Description Intended for analog and digital satellite receivers/Sat-TV and Sat-PC cards, the LNBH25L is a monolithic voltage regulator and interface IC, assembled in QFN24 (4x4) specifically designed to provide the 13/18 V power supply and the 22 kHz tone signalling to Table 1. Device summary Order code Package Packaging LNBH25LPQR QFN24 (4 x 4) Tape and reel February 2012 Doc ID 022634 Rev 2 1/28 www.st.com 28Contents LNBH25L Contents 1 Block diagram 3 2 Application information 4 2.1 DiSEqC data encoding (DSQIN pin) . 4 2.2 Data encoding by external 22 kHz tone TTL signal 4 2.3 Data encoding by external DiSEqC envelope control through the DSQIN pin 5 2.4 Output current limit selection . 5 2.5 Output voltage selection . 5 2.6 Diagnostic and protection functions 5 2.7 Surge protection and TVS diodes . 6 2.8 Power-on IC interface reset and undervoltage lockout . 6 2.9 PNG: input voltage minimum detection . 6 2.10 OLF: overcurrent and short-circuit protection and diagnostic . 7 2.11 OTF: thermal protection and diagnostic . 7 3 Pin configuration 8 4 Maximum ratings . 10 5 Typical application circuits 11 6 IC bus interface . 12 6.1 Data validity . 12 6.2 Start and stop condition 12 6.3 Byte format 12 6.4 Acknowledge 12 6.5 Transmission without acknowledge . 12 7 IC interface protocol . 14 7.1 Write mode transmission . 14 7.2 Read mode transmission . 15 7.3 Data registers 16 2/28 Doc ID 022634 Rev 2

HS Compliance

Tariff Desc

8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:

Stmicroelectronics may also be referenced as

C-Max
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN

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