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參數(shù)資料
| 型號： | SC4905BIMSTRT |
| 廠商： | Semtech Corporation |
| 英文描述： | High Performance Voltage Mode PWM Controller |
| 中文描述： | 高性能電壓模式PWM控制器 |
| 文件頁數(shù)： | 17/24頁 |
| 文件大?。?/td> | 378K |
| 代理商： | SC4905BIMSTRT |
SC4905A/B
POWER MANAGEMENT
SC4905B Typical Characteristics
2006 Semtech Corp.
www.semtech.com
17
0
10
20
30
40
50
60
70
-40
-25
-10
5
20
35
Ta (°C)
50
65
80
95
110
125
I
Current limit Input current
199
200
201
202
203
204
205
206
207
208
209
-40
-25
-10
5
20
35
Ta (°C)
50
65
80
95
110
125
C
Current limit rising
Iq (start up) vs. Temperature
Idd (operating) vs. Temperature
Reference vs. Temperature
Current Limit vs. Temperature
Current Limit bias current vs. Temperature
Vdd UVLO vs. Temperature
70
71
72
73
74
75
76
77
78
79
-40
-25
-10
5
20
35
Ta (°C)
50
65
80
95
110
125
I
Start up Iq, Vdd = 3V
3.060
3.110
3.160
3.210
3.260
3.310
3.360
3.410
3.460
-40
-25
-10
5
20
35
Ta (°C)
50
65
80
95
110
125
I
Idd Active, Vdd = 4V
5.000
5.005
5.010
5.015
5.020
5.025
5.030
-40
-25
-10
5
20
35
Ta (°C)
50
65
80
95
110
125
R
Reference, Iref = 0mA, Vdd = 5V
Reference, Iref = 5mA, Vdd = 5V
6.00
7.00
8.00
9.00
10.00
11.00
12.00
13.00
-40
-25
-10
5
20
35
Ta (°C)
50
65
80
95
110
125
V
Vdd UVLO (Rising)
Vdd UVLO (Falling)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SC4905A | High Performance Voltage Mode PWM Controller |
| SC4910A | High Performance Secondary Side Controller with Synchronous Rectifier |
| SC4910AITSTRT | High Performance Secondary Side Controller with Synchronous Rectifier |
| SC4910B | High Performance Secondary Side Controller with Synchronous Rectifier |
| SC4910BITSTRT | High Performance Secondary Side Controller with Synchronous Rectifier |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SC4905BMSTR | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:HIGH PERFORMANCE VOLTAGE MODE PWM CONTROLLER |
| SC490AULTRT | 制造商:Semtech Corporation 功能描述:I2C BUCK CONTRO |
| SC490BULTRT | 制造商:Semtech Corporation 功能描述:DCDC power |
| SC4910A | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:High Performance Secondary Side Controller with Synchronous Rectifier |
| SC4910AITSTR | 制造商:Semtech Corporation 功能描述:IC, PWM CONTROLLER, 12V, 20-TSSOP, Output Voltage:10V, Output Current:100mA, Sup |
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