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參數(shù)資料
| 型號： | 5962-89511042A |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.5 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁數(shù)： | 9/13頁 |
| 文件大小： | 350K |
| 代理商： | 5962-89511042A |
www.ti.com
+VIN
15
Q3
Q4
Q2
Q1
1
2
Inv Input
NI Input
200 mA
100 mA
5.8 V
100 W
Comp
9
to PWM
Comparator
SLUS191C – FEBRUARY 1997 – REVISED JANUARY 2008
ELECTRICAL CHARACTERISTICS (continued)
+VIN = 20 V, and over operating temperature, unless otherwise specified, TA = TJ
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PWM COMPARATOR
Minimum duty-cycle
0%
Maximum duty-cycle
45%
49%
Zero duty-cycle
0.7
0.9
Input threshold(4)
V
Maximum duty-cycle
3.3
3.6
Input bias current(4)
0.05
1.0
A
SHUTDOWN
Soft-start current
VSD = 0 V, VSS = 0 V
25
50
80
A
Soft-start low level
VSD = 2.5 V
0.4
0.7
V
Shutdown threshold
To outputs, VSS = 5.1 V, TJ = 25°C
0.6
0.8
1.0
Shutdown input current
VSD = 2.5 V
0.4
1.0
mA
Shutdown Delay(5)
VSD = 2.5 V, TJ = 25°C
0.2
0.5
s
OUTPUT DRIVERS (each output) (VC = 20 V)
ISINK = 20 mA
0.2
0.4
Low-level output voltage
ISINK = 100 mA
1.0
2.0
ISOURCE = 20 mA
18
19
V
High-level output voltage
ISOURCE = 100 mA
17
18
Undervoltage lockout
VCOMP and VSS = High
6
7
8
VC OFF Current
(6)
VC = 35 V
200
A
Rise Time(5)
CL = 1 nF, TJ = 25°C
100
600
ns
Fall Time(5)
CL = 1 nF, TJ = 25°C
50
300
TOTAL STANDBY CURRENT
Supply Current
VIN = 35 V
14
20
mA
(4)
Tested at fOSC = 40 kHz (RT = 3.6 k, CT = 0.01 F, RD = 0 .
(5)
These parameters, although ensured over the recommended operating conditions, are not 100% tested in production.
(6)
Collector off-state quiescent current measured at pin 13 with outputs low for UC1525A and high for UC1527A.
UC1525A Error Amplifier
Copyright 1997–2008, Texas Instruments Incorporated
5
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 5962-8951104EA | 制造商:Texas Instruments 功能描述:Voltage Mode PWM Controller 400mA 16-Pin CDIP Tube 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:VOLT MODE PWM CNTRLR 400MA 16CDIP - Rail/Tube |
| 5962-8951105EA | 制造商:Texas Instruments 功能描述:Voltage Mode PWM Controller 400mA 16-Pin CDIP Tube |
| 5962-8951105V2A | 功能描述:電壓模式 PWM 控制器 Regulating PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| 5962-8951105VEA | 功能描述:電壓模式 PWM 控制器 Regulating PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| 5962-8951106V2A | 功能描述:電壓模式 PWM 控制器 Regulating Pulse Width Modulators RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
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