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  Datasheet File OCR Text:
 MS1508
RF & MICROWAVE TRANSISTORS TV/LINEAR APPLICATIONS
Features
* * * * * * * 400 MHz 28 VOLTS POUT = 125 WATTS GP = 7.0 dB GAIN MINIMUM EFFICIENCY 60% GOLD METALLIZATION COMMON EMITTER CONFIGURATION
DESCRIPTION:
The MS1508 is a 28 V Class C gold metallized epitaxial silicon NPN planar transistor designed for UHF military and commercial equipment. The MS1508 is an internally matched, broadband device optimized for operation within the 225 - 400 MHz frequency range. This device utlizies diffused emitter resistors to achieve 10:1 VSWR load mismatch capability at rated operating conditions.
ABSOLUTE MAXIMUM RATINGS (Tcase = 25C)
Symbol
VCBO VCEO VEBO IC PDISS TJ TSTG
Parameter
Value
60 33 4.0 15 270 +200 -65 to +150
Unit
V V V A W C C
Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature
Thermal Data
RTH(J-C) Thermal Resistance Junction-case 0.65 C/W
053-7089 Rev - 10-2002
MS1508
25 ELECTRICAL SPECIFICATIONS (Tcase = 25C)
Symbol
BVCBO BVCES BVCEO BVEBO ICBO HFE IC = 100 mA IC = 80 mA IC = 50 mA IE = 20 mA VCB = 30 V VCE = 5 V
STATIC
Test Conditions Min.
IE = 0 mA VBE = 0 V IB = 0 mA IC = 0 mA IE = 0 mA IC = 1 mA 60 60 33 4.0 --20
Value Typ.
-------------
Max.
--------10 200
Unit
V V V V mA ---
DYNAMIC
Symbol POUT
GP C f = 400 MHz f = 400 MHz f = 400 MHz
Test Conditions Min.
PIN = 25 W PIN = 25 W PIN = 25 W VCC = 28 W VCC = 28 W VCC = 28 W 125 7.0 60
Value Typ.
-------
Max.
-------
Unit
W dB %
IMPEDANCE DATA
FREQ 225 MHz 400 MHz POUT = 125 W VCC = 28 V ZIN() ) 0.5 + j2.5 1.5 + j1.7 ZCL() ) 8.8 - j3.5 5.0 - j0.0
053-7089 Rev - 10-2002
MS1508
PACKAGE MECHANICAL DATA
053-7089 Rev - 10-2002


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Price & Availability of MS1508
Newark

Part # Manufacturer Description Price BuyNow  Qty.
CMS-1508
63J8924		 Apex Tool Group LLC Sckt 1/4 Sq Dr #8 Spline 2" Oal |Apex CMS-1508 250: USD112.04
100: USD115.97
50: USD119.91
25: USD129.08
1: USD140.87
 BuyNow
0
SMS-1508-2-R
02AM9777		 PUI Audio Speaker .3W 8Ohm 87Db 850Hz Rohs Compliant: Yes |Pui Audio SMS-1508-2-R 1: USD7.01
 BuyNow
0
SMS-1508MS-2-R
02AM9779		 PUI Audio Speaker .5W 8Ohm 87Db 800Hz Rohs Compliant: Yes |Pui Audio SMS-1508MS-2-R 1: USD7.01
 BuyNow
0
SMS-1508MS-HT-R
02AM9778		 PUI Audio Speaker, 400Hz-10Khz, 8Ohm, 86Db Rohs Compliant: Yes |Pui Audio SMS-1508MS-HT-R 1: USD4.35
 BuyNow
0

DigiKey

Part # Manufacturer Description Price BuyNow  Qty.
SMS-1508MS-HT-R
668-SMS-1508MS-HT-RCT-ND		 PUI Audio SPEAKER 8OHM 800MW TOP PORT 92DB 600: USD2.53482
250: USD2.6908
100: USD2.8626
50: USD3.0548
25: USD3.2548
10: USD3.53
1: USD4.28
 BuyNow
4753
SMS-1508MS-2-R
668-1260-1-ND		 PUI Audio SPEAKER 8OHM 500MW TOP PORT 87DB 600: USD4.52985
250: USD4.31936
100: USD4.4979
50: USD4.805
25: USD5.1248
10: USD5.567
1: USD6.77
 BuyNow
972
SMS-1508-2-R
668-1141-1-ND		 PUI Audio SPEAKER 8OHM 300MW TOP PORT 87DB 600: USD4.52985
250: USD4.6768
100: USD4.8701
50: USD5.2026
25: USD5.5488
10: USD6.028
1: USD7.33
 BuyNow
298
CMS-150803-088S-X8
2223-CMS-150803-088S-X8-ND		 CUI Devices SPEAKER, 15 X 8 MM, 3 MM DEEP, P 1000: USD1.41804
500: USD1.43374
300: USD1.54893
100: USD1.6735
40: USD1.784
25: USD1.8988
10: USD2.057
1: USD2.48
 BuyNow
282

Avnet Americas

Part # Manufacturer Description Price BuyNow  Qty.
SMS-1508MS-2-R
SMS-1508MS-2-R		 PUI Audio Speakers Samarium Cobalt 800±20%Hz 0.8W 87±3dBA 8±15%Ohm Square Solder Pad - Tape and Reel (Alt: SMS-1508MS-2-R) 60000: USD4.1606
6000: USD5.1405
4800: USD5.2785
3600: USD5.5545
2400: USD5.727
1200: USD6.2445
600: USD6.69903
 BuyNow
0
SMS-1508-2-R
SMS-1508-2-R		 PUI Audio Speakers Samarium Cobalt 850±20%Hz 0.5W 87±3dBA 8±15%Ohm Square Solder Pad - Tape and Reel (Alt: SMS-1508-2-R) 60000: USD4.1606
6000: USD5.1405
4800: USD5.2785
3600: USD5.5545
2400: USD5.727
1200: USD6.2445
600: USD6.69903
 BuyNow
0
SMS-1508MS-HT-R
SMS-1508MS-HT-R		 PUI Audio SURFACE MOUNT SPEAKER .8 W 8 OHM - Tape and Reel (Alt: SMS-1508MS-HT-R) 60000: USD2.5844
6000: USD3.1886
4800: USD3.2742
3600: USD3.4454
2400: USD3.5524
1200: USD3.8734
600: USD4.15534
 BuyNow
0

Mouser Electronics

Part # Manufacturer Description Price BuyNow  Qty.
CMS-150803-088S-X8
179-CMS150803088SX8		 CUI Devices Speakers & Transducers speaker 15 x 8 mm 3 mm deep peek Nd-Fe-B .8 W 8 ohm 1200 Hz spring contacts IPX8 1: USD2.11
10: USD2.05
25: USD1.82
50: USD1.78
100: USD1.67
250: USD1.58
500: USD1.33
1000: USD1.31
2500: USD1.3
 BuyNow
692
SMS-1508MS-HT-R
665-SMS1508MSHTR		 PUI Audio Speakers & Transducers SPEAKER .8W 8OHM 92DB 800HZ 1: USD4.22
10: USD3.49
25: USD3.21
50: USD3.01
100: USD2.83
250: USD2.7
600: USD2.57
 BuyNow
364
SMS-1508MS-2-R
665-SMS-1508MS-2-R		 PUI Audio Speakers & Transducers .8W 800Hz 8 OHM 1: USD6.6
10: USD5.43
25: USD5
50: USD4.69
100: USD4.32
250: USD4.22
600: USD4.2
 BuyNow
1369
SMS-1508-2-R
665-SMS-1508-2R		 PUI Audio Speakers & Transducers SPEAKER .3W 8OHM 87DB 850HZ 1: USD7.33
10: USD6.03
25: USD5.55
50: USD5.2
100: USD4.87
250: USD4.68
600: USD4.52
1200: USD4.44
 BuyNow
486

Onlinecomponents.com

Part # Manufacturer Description Price BuyNow  Qty.
MS1508SIDE01X
 Marathon Special Products 100: USD3.04
50: USD3.77
25: USD3.98
10: USD6.24
 BuyNow
0
MS1508CENTER01X
 Marathon Special Products 100: USD1.79
50: USD2.09
25: USD2.2
10: USD3.92
 BuyNow
0
MS1508SIDE01A
 Marathon Special Products 100: USD4.9
50: USD6.07
25: USD6.39
10: USD10.86
 BuyNow
0
MS1508CENTER01A
 Marathon Special Products 100: USD3.31
50: USD3.89
25: USD4.1
10: USD6.44
 BuyNow
0
MS1508SIDEBLANK
 Marathon Special Products 1000: USD5.64
500: USD5.82
250: USD5.88
100: USD6.32
50: USD7.91
25: USD8.43
5: USD9.68
 BuyNow
18

Verical

Part # Manufacturer Description Price BuyNow  Qty.
MS1508SIDEBLANK
51656483		 Marathon Special Products MS1508SIDEBLANK 100: USD7.8
25: USD10.4
5: USD13
 BuyNow
15

Bristol Electronics

Part # Manufacturer Description Price BuyNow  Qty.
SMS-1508-2-R
 Projects Unlimited RFQ
9797
SMS-1508MS-HT-R
 PUI Audio RFQ
1750
SMS-1508MS-R
 PUI Audio RFQ
200
SMS-1508MS-R
 PUI(RoHS) 1: USD6.72
 BuyNow
2

TME

Part # Manufacturer Description Price BuyNow  Qty.
CMS-150803-088S-X8
CMS-150803-088S-X8		 CUI Devices Loudspeaker; miniature; 800mW; 8Ω; 15x8x3mm; 20kHz; PEEK 400: USD1.77
 RFQ
0

Sager

Part # Manufacturer Description Price BuyNow  Qty.
SMS-1508MS-HT-R
000000000006238912		 PUI Audio Speakers & Transducers SURFACE MOUNT SPEAKER .8 W 8 OHM 600: USD3.24
1200: USD2.97
 BuyNow
0
SMS-1508-2-R
000000000006238910		 PUI Audio Speakers & Transducers SURFACE MOUNT DYNAMIC SPEAKER .3W 8 OHM 600: USD4.79
 BuyNow
0
SMS-1508MS-2-R
000000000006238911		 PUI Audio Speakers & Transducers .8W 800Hz 8 OHM 600: USD4.79
 BuyNow
600

Avnet Abacus

Part # Manufacturer Description Price BuyNow  Qty.
SMS-1508-2-R
SMS-1508-2-R		 PUI Audio Speakers Samarium Cobalt 850�20%Hz 0.5W 87�3dBA 8�15%Ohm Square Solder Pad (Alt: SMS-1508-2-R) BuyNow
0
SMS-1508MS-2-R
SMS-1508MS-2-R		 PUI Audio Speakers Samarium Cobalt 800�20%Hz 0.8W 87�3dBA 8�15%Ohm Square Solder Pad (Alt: SMS-1508MS-2-R) BuyNow
0
SMS-1508MS-HT-R
SMS-1508MS-HT-R		 PUI Audio SURFACE MOUNT SPEAKER .8 W 8 OHM (Alt: SMS-1508MS-HT-R) BuyNow
0

Master Electronics

Part # Manufacturer Description Price BuyNow  Qty.
MS1508SIDE01X
 Marathon Special Products 100: USD3.04
50: USD3.77
25: USD3.98
10: USD6.24
 BuyNow
0
MS1508CENTER01X
 Marathon Special Products 100: USD1.79
50: USD2.09
25: USD2.2
10: USD3.92
 BuyNow
0
MS1508SIDE01A
 Marathon Special Products 100: USD4.9
50: USD6.07
25: USD6.39
10: USD10.86
 BuyNow
0
MS1508CENTER01A
 Marathon Special Products 100: USD3.31
50: USD3.89
25: USD4.1
10: USD6.44
 BuyNow
0
MS1508SIDEBLANK
 Marathon Special Products 1000: USD5.64
500: USD5.82
250: USD5.88
100: USD6.32
50: USD7.91
25: USD8.43
5: USD9.68
 BuyNow
18

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