參數(shù)資料
型號： TL594IPW
廠商： Texas Instruments, Inc.
英文描述： PULSE-WIDTH-MODULATION CONTROL CIRCUIT
中文描述： 脈寬調制控制電路
文件頁數(shù)： 5/16頁
文件大?。?/td> 406K
代理商： TL594IPW
SLVS052F APRIL 1988 REVISED NOVEMBER 2003
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating conditions, V
CC
= 15 V,
(unless otherwise noted)
reference section
PARAMETER
TEST CONDITIONS
TL594C, TL594I
MIN
TYP
UNIT
MAX
Output voltage (REF)
IO = 1 mA,
VCC = 7 V to 40 V,
IO = 1 to 10 mA,
TA = MIN to MAX
Vref = 0
TA = 25
°
C
TA = 25
°
C
TA = 25
°
C
4.95
5
5.05
V
Input regulation
2
25
mV
Output regulation
14
35
mV
Output-voltage change with temperature
Short-circuit output current§
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
All typical values, except for parameter changes with temperature, are at TA = 25
°
C.
§Duration of the short circuit should not exceed one second.
2
10
mV/V
10
35
50
mA
amplifier section (see Figure 1)
PARAMETER
TEST CONDITIONS
TL594C, TL594I
MIN
TYP
UNIT
MAX
Input offset voltage, error amplifier
FEEDBACK = 2.5 V
2
10
mV
Input offset current
FEEDBACK = 2.5 V
25
250
nA
μ
A
Input bias current
FEEDBACK = 2.5 V
0.2
1
Common-mode input voltage range,
error amplifier
VCC = 7 V to 40 V
0.3
to
VCC2
V
Open-loop voltage amplification, error
amplifier
VO = 3 V,
RL = 2 k
,
VO = 0.5 V to 3.5 V
70
95
dB
Unity-gain bandwidth
VO = 0.5 V to 3.5 V,
RL = 2 k
800
kHz
Common-mode rejection ratio, error
amplifier
VCC = 40 V,
TA = 25
°
C
65
80
dB
Output sink current, FEEDBACK
VID = 15 mV to 5 V,
VID = 15 mV to 5 V,
FEEDBACK = 0.5 V
0.3
0.7
mA
Output source current, FEEDBACK
All typical values, except for parameter changes with temperature, are at TA = 25
°
C.
oscillator section, C
T
= 0.01
μ
F, R
T
= 12 k
(see Figure 2)
FEEDBACK = 3.5 V
2
mA
PARAMETER
TEST CONDITIONS
TL594C, TL594I
TYP
UNIT
MIN
MAX
Frequency
Standard deviation of frequency
10
kHz
All values of VCC, CT, RT, and TA constant
VCC = 7 V to 40 V,
TA = MIN to MAX
100
Hz/kHz
Frequency change with voltage
Frequency change with temperature#
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
All typical values, except for parameter changes with temperature, are at TA = 25
°
C.
Standard deviation is a measure of the statistical distribution about the mean, as derived from the formula:
TA = 25
°
C
1
Hz/kHz
50
Hz/kHz
N
n
1
(xn
X)2
N
1
#Temperature coefficient of timing capacitor and timing resistor is not taken into account.
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TL594IPWE4 功能描述:電壓模式 PWM 控制器 Control Circuit RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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
TL594IPWG4 功能描述:電壓模式 PWM 控制器 Control Circuit RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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
TL594IPWR 功能描述:電壓模式 PWM 控制器 PWM Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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
TL594IPWRE4 功能描述:電壓模式 PWM 控制器 Control Circuit RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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
TL594IPWRG4 功能描述:電壓模式 PWM 控制器 Control Circuit RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結構:Buck 輸出電壓:34 V 輸出電流: 開關頻率: 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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