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參數資料
| 型號： | TC38C46 |
| 廠商： | TelCom Semiconductor, Inc. |
| 英文描述： | CMOS CURRENT MODE PWM CONTROLLER |
| 中文描述： | 的CMOS電流模式PWM控制器 |
| 文件頁數： | 6/10頁 |
| 文件大?。?/td> | 113K |
| 代理商： | TC38C46 |
4-106
TELCOM SEMICONDUCTOR, INC.
Figure 1. R1 and R2 Set Maximum Peak Output Current
Figure 2. Resistive Sensing
4
3
3 CURRENT-
SENSE
AMPLIFIER
C
R*
(A) Ground Reference
*OPTIONAL RC FILTER
I
I
4
3
TCx8C46
VOUT
RS
(B) Above-Ground Resistive Sensing
TCx8C46
RS
3 CURRENT-
SENSE AMPLIFIER
×
×
+
–
+
–
TC18C46
TC28C46
TC38C46
SWITCH
CURRENT
3 CURRENT-SENSE
AMPLIFIER
×
0.65V
–
+
4
3
7
5
6
VDD
100
μ
A
V1
ERROR
AMPLIFIER
POSITIVE
FEEDBACK
Q2
350mV
Q3
SHUTDOWN
COMPARATOR
350mV
6k
Q4
FROM
UNDERVOLTAGE
LOCKOUT
10
PWM LATCH
S
S
R
Q
LOCK-UP
AMPLIFIER
IL
3.5k
Q1
PWM COMPARATOR
"A" = 1
OUTPUT
OFF (LOW)
VREF
5.1V
2
V1
R2
16
LIMIT
BUFFER
AMPLIFIER
RS
R1
1
+
–
+
–
+
–
+
–
–
+
+
–
CMOS CURRENT MODE
PWM CONTROLLERS
TC18C46
TC28C46
TC38C46
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PDF描述 |
|---|---|
| TC38C46CPE | CMOS CURRENT MODE PWM CONTROLLER |
| TC28C46EPE | CMOS CURRENT MODE PWM CONTROLLER |
| TC38C46COE | CMOS CURRENT MODE PWM CONTROLLER |
| TC28C46EOE | CMOS CURRENT MODE PWM CONTROLLER |
| TC32M | CONNECTOR ACCESSORY |
相關代理商/技術參數 |
參數描述 |
|---|---|
| TC38C46COE | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:CMOS CURRENT MODE PWM CONTROLLER |
| TC38C46CPE | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:CMOS CURRENT MODE PWM CONTROLLER |
| TC38C47 | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:CMOS CURRENT MODE PWM CONTROLLER |
| TC38C47COE | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:CMOS CURRENT MODE PWM CONTROLLER |
| TC38C47CPE | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:CMOS CURRENT MODE PWM CONTROLLER |
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