參數(shù)資料
型號: 1N978B
廠商: 濟(jì)南固锝電子器件有限公司
元件分類: 參考電壓二極管
英文描述: Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
中文描述: 在250μA低電流操作,低反向漏,低噪聲穩(wěn)壓二極管(250μA工作電流,小反向漏電流,低噪聲,齊納二極管)
文件頁數(shù): 1/2頁
文件大?。?/td> 110K
代理商: 1N978B
22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071
FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com
E-mail: mail@cdi-diodes.com
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 500 mW @ +50°C
Power Derating: 4 mW / °C above +50°C
Forward Voltage @ 200mA: 1.1volts maximum
ELECTRICAL CHARACTERISTICS @ 25°C
JEDEC
NOMINAL
ZENER
MAX. DC
TYPE
ZENER
TEST
MAXIMUM ZENER IMPEDANCE
ZENER
MAX. REVERSE
NUMBER
VOLTAGE
CURRENT
LEAKAGE CURRENT
V
Z
1
ZT
(NOTE 3)
(NOTE 1)
(NOTE 2)
Z
ZT
@ 1
ZT
Z
ZK
@ 1
ZK
1
ZM
l
R
@ V
R
VOLTS
mA
OHMS
mA
A
VOLTS
1N957B
6.8
18.5
4.5
700
1.0
55
5
5.2
1N958B
7.5
16.5
5.5
700
.5
50
5
5.7
1N959B
8.2
15.0
6.5
700
.5
45
5
6.2
1N960B
9.1
14.0
7.5
700
.5
41
5
6.9
1N961B
10
12.5
8.5
700
.25
38
2
7.6
1N962B
11
11.5
9.5
700
.25
32
1
8.4
1N963B
12
10.5
11.5
700
.25
31
1
9.1
1N964B
13
9.5
13
700
.25
28
0.5
9.9
1N965B
15
8.5
16
700
.25
25
0.5
11
1N966B
16
7.8
17
700
.25
24
0.5
12
1N967B
18
7.0
21
750
.25
20
0.5
14
1N968B
20
6.2
25
750
.25
18
0.5
15
1N969B
22
5.6
29
750
.25
16
0.5
17
1N970B
24
5.2
33
750
.25
15
0.5
18
1N971B
27
4.6
41
750
.25
13
0.5
21
1N972B
30
4.2
49
1000
.25
12
0.5
23
1N973B
33
3.8
58
1000
.25
11
0.5
25
1N974B
36
3.4
70
1000
.25
10
0.5
27
1N975B
39
3.2
90
1000
.25
9.5
0.5
30
1N976B
43
3.0
93
1500
.25
8.8
0.5
33
1N977B
47
2.7
105
1500
.25
7.9
0.5
36
1N978B
51
2.5
125
1500
.25
7.4
0.5
39
1N979B
56
2.2
150
2000
.25
6.8
0.5
43
1N980B
62
2.0
185
2000
.25
6.0
0.5
47
1N981B
68
1.8
230
2000
.25
5.5
0.5
52
1N982B
75
1.7
270
2000
.25
5.0
0.5
56
1N983B
82
1.5
330
3000
.25
4.6
0.5
62
1N984B
91
1.4
400
3000
.25
4.1
0.5
69
1N985B
100
1.3
500
3000
.25
3.7
0.5
76
1N986B
110
1.1
750
4000
.25
3.3
0.5
84
NOTE 1
Zener voltage tolerance on "B"suffix is + 5%. Suffix letter A denotes +10%. No Suffix
denotes + 20% tolerance, "C" suffix denotes + 2% and "D" suffix denotes + 1%.
NOTE 2
Zener voltage is measured with the device junction in thermal equilibrium at
an ambient temperature of 25°C + 3°C.
NOTE 3
Zener impedance is derived by superimposing on 1
ZT
A 60Hz rms a.c. current
equal to 10% of 1
ZT
FIGURE 1
DESIGN DATA
CASE: Hermetically sealed glass
case. DO – 35 outline.
LEAD MATERIAL: Copper clad steel.
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (ROJEC):
250 C/W maximum at L = .375 inch
THERMAL IMPEDANCE: (ZOJX): 35
C/W maximum
POLARITY: Diode to be operated with
the banded (cathode) end positive.
MOUNTING POSITION: Any.
1N962B-1 THRU 1N986B-1 AVAILABLE IN
JAN, JANTX AND JANTXV
PER MIL-PRF-19500/117
METALLURGICALLY BONDED
DOUBLE PLUG CONSTRUCTION
1N957 thru 1N986B
and
1N962B-1 thru 1N986B-1
相關(guān)PDF資料
PDF描述
1N979B Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1N980B Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1N982B Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1N983B Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
1N984B Low Current Operation at 250??A???Low Reverse Leakage,Low Noise Zener Diode(250??A?·¥?????μ?μ?????°????????????μ?μ?????????a?£°???é???o3?o???????)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
1N978B BK 功能描述:DIODE ZENER 51V 500MW DO35 制造商:central semiconductor corp 系列:- 包裝:散裝 零件狀態(tài):在售 電壓 - 齊納(標(biāo)稱值)(Vz):51V 容差:±5% 功率 - 最大值:500mW 阻抗(最大值)(Zzt):125 Ohms 不同?Vr 時(shí)的電流 - 反向漏電流:5μA @ 38.8V 不同 If 時(shí)的電壓 - 正向(Vf:1.5V @ 200mA 工作溫度:-65°C ~ 200°C(TJ) 安裝類型:通孔 封裝/外殼:DO-204AH,DO-35,軸向 供應(yīng)商器件封裝:DO-35 標(biāo)準(zhǔn)包裝:2,500
1N978B TR 功能描述:DIODE ZENER 51V 500MW DO35 制造商:central semiconductor corp 系列:- 包裝:帶卷(TR) 零件狀態(tài):在售 電壓 - 齊納(標(biāo)稱值)(Vz):51V 容差:±5% 功率 - 最大值:500mW 阻抗(最大值)(Zzt):125 Ohms 不同?Vr 時(shí)的電流 - 反向漏電流:5μA @ 38.8V 不同 If 時(shí)的電壓 - 正向(Vf:1.5V @ 200mA 工作溫度:-65°C ~ 200°C(TJ) 安裝類型:通孔 封裝/外殼:DO-204AH,DO-35,軸向 供應(yīng)商器件封裝:DO-35 標(biāo)準(zhǔn)包裝:10,000
1N978B_T50A 功能描述:穩(wěn)壓二極管 Zener Diode RoHS:否 制造商:Vishay Semiconductors 齊納電壓:12 V 電壓容差:5 % 電壓溫度系數(shù):0.075 % / K 齊納電流: 功率耗散:3 W 最大反向漏泄電流:3 uA 最大齊納阻抗:7 Ohms 最大工作溫度:+ 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-214AC 封裝:Reel
1N978B_T50R 功能描述:穩(wěn)壓二極管 Zener Diode RoHS:否 制造商:Vishay Semiconductors 齊納電壓:12 V 電壓容差:5 % 電壓溫度系數(shù):0.075 % / K 齊納電流: 功率耗散:3 W 最大反向漏泄電流:3 uA 最大齊納阻抗:7 Ohms 最大工作溫度:+ 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DO-214AC 封裝:Reel
1N978B-1 制造商:CDI-DIODE 制造商全稱:Compensated Deuices Incorporated 功能描述:METALLURGICALLY BONDED