SD1660
RF & MICROWAVE TRANSISTORS 800/900 MHz APPLICATIONS
. . . . . . . . . .
860 - 900 MHz 24 VOLTS CLASS AB PUSH PULL INTERNAL INPUT MATCHING DESIGNED FOR HIGH POWER LINEAR OPERATION HIGH SATURATED POWER CAPABILITY GOLD METALLIZATION FOR HIGH RELIABILITY DIFFUSED EMITTER BALLAST RESISTORS COMMON EMITTER CONFIGURATION P OUT = 120 W MIN. WITH 6.0 dB GAIN
2 x .437 x .450 2LFL (M175) epoxy sealed ORDER CODE SD1660 BRANDING SD1660
PIN CONNECTION
DESCRIPTION The SD1660 is a gold metallized epitaxial silicon NPN planar transistor using diffused emitter ballast resistors for high linearity Class AB operation in cellular base station applications. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C)
Symbol Parameter Value Unit 1. Collector 2. Base 3. Emitter
VCBO VCEO VEBO IC PDISS TJ T STG
Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature
60 30 3.0 25 310 +200 − 55 to +150
V V V A W °C °C
THERMAL DATA RTH(j-c)
November 1992
Junction-Case Thermal Resistance
0.55
°C/W
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SD1660
E LECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC
Symbol Test Conditions Value Min. Typ. Max. Unit
BVCBO BVCEO BVEBO ICES hFE
Tested Per Side
IC = 100mA IC = 100mA IE = 50mA VCE = 28V VCE = 5V
IE = 0mA IB = 0mA IC = 0mA IE = 0mA IC = 3A
60 30 3.0 — 15
— — — — —
— — — 10 70
V V V mA —
DYNAMIC
Symbol Test Conditions Value Min. Typ. Max. Unit
POUT * G P* IMD** ηc COB
Note:
f = 900 MHz f = 900 MHz f = 900 MHz f = 900 MHz f = 1 MHz =
120W PEP,
VCE = 24 V VCE = 24 V VCE = 24 V VCE = 24 V VCB = 28 V ∆F=
600KHz (2 tones)
ICQ = 2 x 400mA ICQ = 2 x 400mA ICQ = 2 x 400mA ICQ = 2 x 400mA
120 6.0 — 50 —
— — −32 — —
— — — — 100
W dB dBc % pF
* @ 1 dB Compressi on ** P OU T
TYPICAL PERFORMANCE
POWER OUTPUT vs POWER INPUT
THERMAL RESISTANCE vs CASE TEMPERATURE
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SD1660
TYPICAL PERFORMANCE (cont’d)
C OLLECTOR EFFICIENCY vs FREQUENCY
BROADBAND POWER GAIN vs FREQUENCY
INTERMODULATION DISTORTION vs POWER OUTPUT
PHOTOMASTER OF TEST CIRCUIT
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SD1660
TEST CIRCUIT
B1, B2 : Coaxial Cable 25.43mm C1, C2 : 330pF, ATC 100B C3 : .8 - 8.0pF Johanson Gigatrim C4 : 4.7 + 3.9pF, ATC 100B C5 : 3.9 + 1.7pF, ATC 100B + .8 - 8.0pF Johanson Gigatrim C6, C7 : 330pF, ATC 100B C8 : 120pF ATC 100B C9 : 1.5nF, ATC 100B C10 : 10nF + 47µF, 63V C11 : 1.5nF, ATC 100B + 10nF C12 : 470pF + 1.5nF, ATC 100B + 100mF, 63V Substrate: Teflon Glass, Er
= 2.55, 30Mils Thick
L1, L18 L2, L17 L3, L16 L4, L15 L5 L6 L7 L8 L9, L10 L11 L12 L13 L14 L19 L20 L21, L22
: : : : : : : : : : : : : : : :
Printed Line 50Ω Printed Line 26.7Ω 10mm Printed Line 60Ω 10.5mm Printed Line 50Ω 43mm Printed Line 25Ω 13.5mm Printed Line 21Ω 15mm Printed Line 10.5Ω 12.5mm Printed Line 8Ω 7.5mm Printed Line 50Ω 10mm Printed Line 9.5Ω 10.5mm Printed Line 11Ω 14.5mm Printed Line 15.5Ω 8.5mm Printed Line 19Ω 3.5mm 2 Turns, #16 AWG 2 Turns, #16 AWG 12 Turns, #22 AWG
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SD1660
BIAS VOLTAGE SOURCE
C15 C16 C17 C18 D1 D2 D3
: : : :
10nF + 100nF + 10µF 10nF 1µF 1.2nF + 27nF + 10µF
: AAY 49, Ge Diode Thermally Connected with Q3 Heatsink : 1N 4005, SI Diode Thermally Connected with Q3 Heatsink : 1N 4005, SI Diode Thermally Connected with RF Transistors Flange
L8, L9 : Ferrite Choke Q3 R7 R8 : BDX 63B : 470Ω, 1/2W : 100Ω, Trimpot
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SD1660
P ACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0175
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SD1660
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use ascritical components in life support devices or systems without express written approval of SGS-THOMSON Microelectonics. © 1994 SGS-THOMSON Microelectronics - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A
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