参数资料
型号: TNY278GN
厂商: Power Integrations
文件页数: 15/24页
文件大小: 0K
描述: IC OFFLINE SWIT OVP OTP HV 8SMD
标准包装: 50
系列: TinySwitch®-III
输出隔离: 隔离
频率范围: 124kHz ~ 140kHz
输出电压: 700V
功率(瓦特): 28W
工作温度: -40°C ~ 150°C
封装/外壳: 8-SMD(7 个接脚),鸥形翼
供应商设备封装: SMD-8C
包装: 管件
配用: 596-1194-ND - KIT DESIGN REF TINYSWITCH-III
TNY274-280
Conditions
Parameter
Symbol
SOURCE = 0 V; T J = -40 to 125 °C
See Figure 16
Min
Typ
Max
Units
(Unless Otherwise Speci?ed)
Circuit Protection (cont.)
Standard Current
Limit, I 2 f = I LIMIT(TYP)2
× f OSC(TYP)
T J = 25 °C
TNY274-280P
TNY274-280G
0.9 ×
I 2 f
0.9 ×
I 2 f
I 2 f
I 2 f
1.12 ×
I 2 f
1.16 ×
I 2 f
Power Coef?cient
I 2 f
Reduced Current
Limit, I 2 f = I LIMITred(TYP)2
× f OSC(TYP)
T J = 25 °C
TNY274-280P
TNY274-280G
0.9 ×
I 2 f
0.9 ×
I 2 f
I 2 f
I 2 f
1.16 ×
I 2 f
1.20 ×
I 2 f
A 2 Hz
Increased Current
Limit, I 2 f = I LIMITinc(TYP)2
× f OSC(TYP)
T J = 25 °C
TNY274-280P
TNY274-280G
0.9 ×
I 2 f
0.9 ×
I 2 f
I 2 f
I 2 f
1.16 ×
I 2 f
1.20 ×
I 2 f
Initial Current Limit
I INIT
See Figure 19
T J = 25 °C, See Note G
0.75 ×
I LIMIT(MIN)
mA
Leading Edge
Blanking Time
Current Limit
Delay
t LEB
t ILD
T J = 25 °C
See Note G
T J = 25 °C
See Note G, H
170
215
150
ns
ns
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
BP/M Pin Shutdown
Threshold Current
T SD
T SDH
I SD
135
4
142
75
6.5
150
9
°C
°C
mA
BP/M Pin Power up
Reset Threshold
V BP/M(RESET)
1.6
2.6
3.6
V
Voltage
Output
TNY274
I D = 25 mA
T J = 25 °C
T J = 100 °C
28
42
32
48
ON-State
Resistance
R DS(ON)
TNY275
I D = 28 mA
T J = 25 °C
T J = 100 °C
19
29
22
33
Ω
TNY276
I D = 35 mA
T J = 25 °C
T J = 100 °C
14
21
16
24
15
www.powerint.com
Rev. I 01/09
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