参数资料
型号: TL594CDR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO16
封装: GREEN, PLASTIC, MS-012AC, SOIC-16
文件页数: 12/21页
文件大小: 646K
代理商: TL594CDR
www.ti.com
GND
REF
VCC
Reference
Regulator
C1
Pulse-Steering
Flip-Flop
C1
1D
FEEDBACK
DTC
CT
RT
PWM
Comparator
Error Amplifier 2
1
+
-
Error Amplifier 1
≈0.1 V
DTC
Comparator
Oscillator
OUTPUT CTRL
(see Function Table)
0.7 mA
E1
C2
E2
2
+
-
Undervoltage
Lockout
Control
IN+
IN-
IN+
IN-
6
5
1
2
16
15
3
14
7
12
10
11
9
8
13
4
PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS052G – APRIL 1988 – REVISED JANUARY 2007
ORDERING INFORMATION(1)
TA
PACKAGE(2)
ORDERABLE PART NUMBER
TOP-SIDE MARKING
PDIP – N
Tube of 25
TL594CN
Tube of 40
TL594CD
SOIC – D
TL594C
Reel of 2500
TL594CDR
0
°C to 70°C
SOP – NS
Reel of 2000
TL594CNSR
TL594
Tube of 90
TL594CPW
TSSOP – PW
T594
Reel of 2000
TL594CPWR
PDIP – N
Tube of 25
TL594IN
Tube of 40
TL594ID
SOIC – D
TL594I
Reel of 2500
TL594IDR
–40
°C to 85°C
SOP – NS
Reel of 2000
TL594INSR
TL594I
Tube of 90
TL594IPW
TSSOP – PW
Z594
Reel of 2000
TL594IPWR
(1)
For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI
web site at www.ti.com.
(2)
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
FUNCTION TABLE
INPUT
OUTPUT FUNCTION
OUTPUT CTRL
VI = 0
Single-ended or parallel output
VI = Vref
Normal push-pull operation
FUNCTIONAL BLOCK DIAGRAM
2
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PDF描述
TL594CPWRG4 0.25 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO16
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相关代理商/技术参数
参数描述
TL594CDR2 功能描述:电压模式 PWM 控制器 40kHz 200mA PWM RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
TL594CDR2G 功能描述:电压模式 PWM 控制器 40kHz 200mA PWM w/48% Duty Cycle Max RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
TL594CDRE4 功能描述:电压模式 PWM 控制器 Control Circuit RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
TL594CDRG3 制造商:TI 制造商全称:Texas Instruments 功能描述:PULSE-WIDTH-MODULATION CONTROL CIRCUIT
TL594CDRG4 功能描述:电压模式 PWM 控制器 PWM Control Circuit RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel