HMC635LC4
ꢀ00.1008
GaAs PHEMT MMIC DRIVER
AMPLIFIER, 18 - 40 GHz
Typical Applications
Thꢁ Hmc635lc4 ꢂꢃ ꢂdꢁaꢇ ꢋꢉꢄ:
• pꢉꢂꢊt-tꢉ-pꢉꢂꢊt radꢂꢉꢃ
Features
Gaꢂꢊ: 18.5 dB [2]
8
p1dB: +22 dBꢅ [2]
• pꢉꢂꢊt-tꢉ-muꢇtꢂ-pꢉꢂꢊt radꢂꢉꢃ & vsAT
• lo Dꢄꢂꢀꢁꢄ ꢋꢉꢄ mꢂxꢁꢄꢃ
outꢆut ip3: +27 dBꢅ
satuꢄatꢁd pꢉwꢁꢄ: +23.5 dBꢅ @ 15% pAe [2]
suꢆꢆꢇy vꢉꢇtagꢁ: +5v @ 280 ꢅA
50 ohꢅ matꢈhꢁd iꢊꢆut/outꢆut
24 lꢁad cꢁꢄaꢅꢂꢈ 4x4ꢅꢅ smT paꢈꢌagꢁ: 16ꢅꢅ2
• mꢂꢇꢂtaꢄy & sꢆaꢈꢁ
Functional Diagram
General Description
Thꢁ Hmc635lc4 ꢂꢃ a GaAꢃ pHemT mmic Dꢄꢂꢀꢁꢄ
Aꢅꢆꢇꢂfiꢁꢄ dꢂꢁ whꢂꢈh ꢉꢆꢁꢄatꢁꢃ bꢁtwꢁꢁꢊ 18 aꢊd 40
GHz. Thꢁ aꢅꢆꢇꢂfiꢁꢄ ꢆꢄꢉꢀꢂdꢁꢃ 18.5 dB ꢉꢋ gaꢂꢊ, +27
dBꢅ outꢆut ip3, aꢊd +22 dBꢅ ꢉꢋ ꢉutꢆut ꢆꢉwꢁꢄ at 1
dB gaꢂꢊ ꢈꢉꢅꢆꢄꢁꢃꢃꢂꢉꢊ, whꢂꢇꢁ ꢄꢁquꢂꢄꢂꢊg 280 ꢅA ꢋꢄꢉꢅ a
+5v ꢃuꢆꢆꢇy. idꢁaꢇ aꢃ a dꢄꢂꢀꢁꢄ aꢅꢆꢇꢂfiꢁꢄ ꢋꢉꢄ ꢅꢂꢈꢄꢉwaꢀꢁ
ꢄadꢂꢉ aꢆꢆꢇꢂꢈatꢂꢉꢊꢃ, ꢉꢄ aꢃ aꢊ lo dꢄꢂꢀꢁꢄ ꢋꢉꢄ ꢅꢂxꢁꢄꢃ
ꢉꢆꢁꢄatꢂꢊg bꢁtwꢁꢁꢊ 18 aꢊd 40 GHz, thꢁ Hmc635lc4
ꢂꢃ ꢈaꢆabꢇꢁ ꢉꢋ ꢆꢄꢉꢀꢂdꢂꢊg uꢆ tꢉ +23.5 dBꢅ ꢉꢋ ꢃatuꢄatꢁd
ꢉutꢆut ꢆꢉwꢁꢄ at 15% pAe. Thꢁ aꢅꢆꢇꢂfiꢁꢄ’ꢃ i/oꢃ aꢄꢁ Dc
bꢇꢉꢈꢌꢁd aꢊd ꢂꢊtꢁꢄꢊaꢇꢇy ꢅatꢈhꢁd tꢉ 50 ohꢅꢃ ꢅaꢌꢂꢊg ꢂt
ꢂdꢁaꢇ ꢋꢉꢄ ꢂꢊtꢁgꢄatꢂꢉꢊ ꢂꢊtꢉ muꢇtꢂ-chꢂꢆ-mꢉduꢇꢁꢃ (mcmꢃ).
Electrical Specifications
TA = +25° C, Vdd= Vdd1, 2, 3, 4 = +5V, Idd= Idd1 + Idd2 + Idd3 + Idd4 = 280mA [1]
paꢄaꢅꢁtꢁꢄ
mꢂꢊ.
Tyꢆ.
18 - 36
18.5
0.045
13
max.
mꢂꢊ.
Tyꢆ.
36 - 40
17.5
0.045
7
max.
0.06
Uꢊꢂtꢃ
GHz
dB
fꢄꢁquꢁꢊꢈy raꢊgꢁ
Gaꢂꢊ [2]
15
15
Gaꢂꢊ vaꢄꢂatꢂꢉꢊ oꢀꢁꢄ Tꢁꢅꢆꢁꢄatuꢄꢁ
iꢊꢆut rꢁtuꢄꢊ lꢉꢃꢃ
0.06
dB/ °c
dB
outꢆut rꢁtuꢄꢊ lꢉꢃꢃ
10
7
dB
outꢆut pꢉwꢁꢄ ꢋꢉꢄ 1 dB cꢉꢅꢆꢄꢁꢃꢃꢂꢉꢊ (p1dB) [2]
satuꢄatꢁd outꢆut pꢉwꢁꢄ (pꢃat) [2]
outꢆut Thꢂꢄd oꢄdꢁꢄ iꢊtꢁꢄꢈꢁꢆt (ip3)
nꢉꢂꢃꢁ fꢂguꢄꢁ [2]
19
22
22
16
21
21
dBꢅ
dBꢅ
dBꢅ
dB
23.5
27
21.5
26
7
7
Tꢉtaꢇ suꢆꢆꢇy cuꢄꢄꢁꢊt (idd1 + idd2 + idd3 + idd4)
280
280
ꢅA
[1] Adjuꢃt vgg1 = vgg2 bꢁtwꢁꢁꢊ -2 tꢉ 0v tꢉ aꢈhꢂꢁꢀꢁ idd= 280 ꢅA Tyꢆꢂꢈaꢇ.
[2] Bꢉaꢄd ꢇꢉꢃꢃ ꢃubtꢄaꢈtꢁd ꢉut ꢋꢉꢄ gaꢂꢊ, ꢆꢉwꢁꢄ aꢊd ꢊꢉꢂꢃꢁ figuꢄꢁ ꢅꢁaꢃuꢄꢁꢅꢁꢊtꢃ.
For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824
Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
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