Avionics LDMOS transistor Rev. July 2004 Product data sheet
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BLA0912-250
Avionics LDMOS transistor
Rev. July 2004 Product data sheet
General description
Silicon N-channel enhancement mode lateral D-MOS transistor encapsulated 2-lead SOT502A flange package with ceramic cap. common source connected mounting flange.
Features
High power gain Easy power control Excellent ruggedness Source mounting base eliminates isolators, reducing common mode inductance.
Applications
Avionics transmitter applications 1215 frequency range such Mode-S, TCAS JTIDS, TACAN.
Quick reference data
Table Quick reference data Typical performance measured common source class-AB circuit 1215 frequency band. 0.15 K/W; unless specified otherwise. Mode operation modes TCAS: 1030 1090 Mode-S: 1030 1090 JTIDS: 1215 Conditions (dB) (dB) 13.5 14.0 13.5 13.5 13.0 Pulse droop (dB) Zth(j-h) (ns) (ns) (K/W) (deg) 0.18 0.07 0.15 0.20 0.45
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Pinning information
Table Pinning Description drain gate source
view
Simplified outline
Symbol
sym039
Connected flange.
Ordering information
Table Ordering information Package Name BLA0912-250 Description flanged LDMOST ceramic package; mounting holes; leads Version SOT502A Type number
Limiting values
Table Limiting values accordance with Absolute Maximum Rating System (IEC 60134). Symbol Ptot Tstg Parameter drain-source voltage (DC) gate-source voltage (DC) total power dissipation storage temperature junction temperature Conditions +150 Unit
Thermal characteristics
Table Symbol Zth(j-h)
Thermal characteristics Parameter Conditions
0.18
Unit
thermal impedance from junction heatsink
Thermal resistance determined under operating conditions;
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Characteristics
Table Characteristics Conditions Unit Symbol Parameter
V(BR)DSS drain-source breakdown voltage VGSth IDSS IDSX IGSS RDSon gate-source threshold voltage drain-source leakage current on-state drain current gate-source leakage current forward transconductance drain-source on-state resistance VGSth
Application information
Table Application information performance common source class-AB circuit; 0.15 K/W; unless specified otherwise. Symbol Parameter drain-source voltage frequency load power power gain drain efficiency thermal impedance rise time fall time pulse droop spurious heatsink temperature VSWRL POUT Conditions 1215 Unit
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Ruggedness class-AB operation
BLA0912-250 capable withstanding load mismatch corresponding VSWR through phases under following conditions: 1215 rated load power.
Table 1030 1090 1140 1215 Typical impedance values 0.89 j1.70 1.37 j1.23 2.09 j1.27 2.40 j1.97 1.51 j2.61 1.53 j1.13 1.47 j0.99 1.38 j0.85 1.30 j0.71 1.17 j0.47
Frequency (MHz)
(dB)
001aab078
(dB)
001aab079
1040
1090
1140
1190 (MHz)
1240
PL(W)
class-AB;
class-AB; MHz. 1030 MHz. 1090 MHz. 1140 MHz. 1215 MHz.
Power gain drain efficiency function frequency; typical values.
Power gain function load power; typical values.
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
001aab080
001aab081
class-AB; MHz. 1030 MHz. 1090 MHz. 1140 MHz. 1215 MHz.
class-AB; MHz. 1030 MHz. 1090 MHz. 1140 MHz. 1215 MHz.
Load power function input power; typical values.
Efficiency function load power; typical values.
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
001aab083
Dimensions Table list components.
Component layout class-AB test circuit. Table
List components class-AB test circuit (see Figure Description multilayer ceramic chip capacitor multilayer ceramic chip capacitor multilayer ceramic chip capacitor KEMET tantalum capacitor multilayer ceramic chip capacitor multilayer ceramic chip capacitor multilayer ceramic chip capacitor KEMET tantalum capacitor multilayer ceramic chip capacitor multilayer ceramic chip capacitor resistor (0805) philips resistor Value 49.9 2333 14999
Component
Catalogue
T491D476M020AS
T491D226M020AS
Layout files available request gerber format. American Technical Ceramics type 100A capacitor same quality. American Technical Ceramics type 100B capacitor same quality.
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
001aab085
Table details striplines.
Layout class-AB test circuit. Table Layout details class-AB test circuit (see Figure Description stripline stripline stripline Dimensions cap. pad: curve: width angle 90°; radius vertical: vertical: horizontal: Output circuit stripline stripline stripline stripline stripline 17.1 curve: width angle 90°; radius vertical: vertical: horizontal: stripline stripline stripline stripline stripline
Component Input circuit
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Layout details class-AB test circuit (see Figure .continued Description stripline Dimensions curve: width angle 90°; radius vertical: horizontal: tapered line: angle
Table line
Component
Striplines Rodgers Duroid 6010 printed-circuit board 10.2); thickness 0.64
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Package outline
Flanged LDMOST ceramic package; mounting holes; leads SOT502A
scale
DIMENSIONS (millimetre dimensions derived from original inch dimensions) UNIT inches 4.72 3.43 0.186 0.135 12.83 12.57 0.15 0.08 9.50 9.30 9.53 9.25 1.14 0.89 19.94 18.92 5.33 4.32 3.38 3.12 1.70 1.45 27.94 34.16 33.91 1.345 1.335 9.91 9.65 0.390 0.380 0.25 0.01 0.51 0.02
20.02 19.96 19.61 19.66 0.788 0.786 0.772 0.774
0.505 0.006 0.495 0.003
0.374 0.375 0.366 0.364
0.045 0.785 0.035 0.745
0.210 0.133 0.170 0.123
0.067 1.100 0.057
OUTLINE VERSION SOT502A
REFERENCES JEDEC JEITA
EUROPEAN PROJECTION
ISSUE DATE 99-12-28 03-01-10
Package outline.
9397 13275 Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Revision history
Table Revision history Release date 20040722 Data sheet status Product data Change notice Order number 9397 13275 Supersedes BLA0912-250_N_1 Document BLA0912-250_2 Modifications: BLA0912-250_N_1
format this data sheet been redesigned comply with presentation information standard Philips Semiconductors. Preliminary specification 9397 12224
20031024
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Data sheet status
Level Data sheet status Objective data Preliminary data Product status Development Qualification Definition This data sheet contains data from objective specification product development. Philips Semiconductors reserves right change specification manner without notice. This data sheet contains data from preliminary specification. Supplementary data will published later date. Philips Semiconductors reserves right change specification without notice, order improve design supply best possible product. This data sheet contains data from product specification. Philips Semiconductors reserves right make changes time order improve design, manufacturing supply. Relevant changes will communicated Customer Product/Process Change Notification (CPCN).
Product data
Production
Please consult most recently issued data sheet before initiating completing design. product status device(s) described this data sheet have changed since this data sheet published. latest information available Internet data sheets describing multiple type numbers, highest-level product status determines data sheet status.
Definitions
Short-form specification data short-form specification extracted from full data sheet with same type number title. detailed information relevant data sheet data handbook. Limiting values definition Limiting values given accordance with Absolute Maximum Rating System (IEC 60134). Stress above more limiting values cause permanent damage device. These stress ratings only operation device these other conditions above those given Characteristics sections specification implied. Exposure limiting values extended periods affect device reliability. Application information Applications that described herein these products illustrative purposes only. Philips Semiconductors make representation warranty that such applications will suitable specified without further testing modification.
Disclaimers
Life support These products designed life support appliances, devices, systems where malfunction these products reasonably expected result personal injury. Philips Semiconductors customers using selling these products such applications their risk agree fully indemnify Philips Semiconductors damages resulting from such application. Right make changes Philips Semiconductors reserves right make changes products including circuits, standard cells, and/or software described contained herein order improve design and/or performance. When product full production (status `Production'), relevant changes will communicated Customer Product/Process Change Notification (CPCN). Philips Semiconductors assumes responsibility liability these products, conveys license title under patent, copyright, mask work right these products, makes representations warranties that these products free from patent, copyright, mask work right infringement, unless otherwise specified.
Contact information
additional information, please visit: sales office addresses, send email
9397 13275
Koninklijke Philips Electronics N.V. 2004. rights reserved.
Product data sheet
Rev. July 2004
Philips Semiconductors
BLA0912-250
Avionics LDMOS transistor
Contents
Product profile General description. Features Applications Quick reference data. Pinning information Ordering information Limiting values. Thermal characteristics. Characteristics Application information. Ruggedness class-AB operation. Package outline Revision history Data sheet status Definitions Disclaimers Contact information
Koninklijke Philips Electronics N.V. 2004
rights reserved. Reproduction whole part prohibited without prior written consent copyright owner. information presented this document does form part quotation contract, believed accurate reliable changed without notice. liability will accepted publisher consequence use. Publication thereof does convey imply license under patent- other industrial intellectual property rights. Date release: July 2004 Document order number: 9397 13275
Published Netherlands
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