参数资料
型号: PT5042J
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 1.5 A SWITCHING REGULATOR, 950 kHz SWITCHING FREQ-MAX, PSMA3
封装: SIP-3
文件页数: 1/25页
文件大小: 653K
代理商: PT5042J
For technical support and more information, see inside back cover or visit www.ti.com/powertrends
Ordering Information
PT5041
o = +12 Volts
PT5042
o = +15 Volts
PT5044
o = +8 Volts
PT5045
o = +9 Volts
PT5046
o = +10 Volts
PT5047
o = +18 Volts
PT5048
o = +12.6 Volts
PT5049
o = +20 Volts
Pin-Out Information
PT Series Suffix (PT1234X)
Case/Pin
Configuration
Vertical Through-Hole
N
Horizontal Through-Hole
A
Horizontal Surface Mount
C
Standard Application
C1 = Optional ceramic (1-5F)
C2 = Optional ceramic (1-5F)
C3 = Required Electrolytic (100F)
VIN
(+)
COM
PT5040
1
2
3
COM
VOUT
(+)
C1
C2
C3
NOTE: Boost Topology ISRs are not Short-Circuit Protected.
Wide Input Voltage Range
85% Efficiency
Internal Over-Temperature
Protection
Laser-trimmed Output Voltage
Soft Start
The Power Trends’ PT5040 Series
is a 3-terminal Integrated Switching
Regulator (ISR) designed for use with
+5 volt systems that require an addi-
tional regulated +8 to +20 volts with
up to 1A of output current. These
ISRs are packaged in the 3 pin SIP
configuration.
1 Amp Step-up
Integrated Switching Regulator
PT5040 Series
Pin
Function
1
Vin
2
GND
3
Vout
Pkg Style 100
Specifications
Characteristics
PT5040 SERIES
(T
a=25°C unless noted)
Symbols
Conditions
Min
Typ
Max
Units
Output Current
Io
Over Vin range
Vo=20V
0.1*
0.5
A
Vo=18V
0.1*
0.6
A
Vo=12V
0.1*
1.0
A
Vo=15V
0.1*
0.75
A
Vo=8V
0.1*
1.5
A
Vo=9V
0.1*
1.25
A
Current Limit**
Icl
Vin = +5V
1.5 Iomax
A
Inrush Current
Iir
Vin = +5V @ max Io
2.5
A
tir
On start up
1
mSec
Input Voltage Range
Vin
Io = 0.1 to Iomax
4.75
(Vo-1V)
V
PT5047/5049
4.75
14
V
Output Voltage Tolerance
Vo
Over Vin Range
Io = Imax, Ta= -20°C to shutdown
±1.5
±3.0
%Vo
Line Regulation
Regline
Over Vin range
±0.5
±1.0
%Vo
Load Regulation
Regload
0.1
≤ Io ≤ Iomax
±0.5
±1.0
%Vo
Vo Ripple/Noise
Vn
Vin= +5V, Io=Iomax
±2±5%Vo
Transient Response
ttr
25% load change
500
Sec
Vos
Vo over/undershoot
3.0
5.0
%Vo
Efficiency
η
Vin= +5V, Io=0.5A, Vo= +12V
85
%
Switching Frequency
o
Over Vin and Io ranges
Vo<15V
500
650
800
kHz
Vo>15V
650
800
950
kHz
Absolute Maximum
Ta
-20
+85
°C
Operating Temperature Range
Recommended Operating
Ta
Free Air Convection, (40-60LFM) Vo<15V
-20
70***
°C
Temperature Range
Over Vin and Io ranges
Vo>15V
-20
55***
°C
Thermal Resistance
θ
ja
Free Air Convection
40
°C/W
(40-60LFM)
Storage Temperature
Ts
-40
+125
°C
Mechanical Shock
Per Mil-STD-883D, Method 2002.3
1 msec, Half Sine, mounted to a fixture
500
G’s
Mechanical Vibration
Per Mil-STD-883D, Method 2007.2,
—5
—G’s
20-2000 Hz, Soldered in a PC Board
Weight
4.5
grams
* ISR will operate down to no load with reduced specifications.
** Boost topology ISRs are not short circuit protected.
*** See SOA Curves.
SLTS026A
(Revised 6/30/2000)
相关PDF资料
PDF描述
PT5042H 1.5 A SWITCHING REGULATOR, 950 kHz SWITCHING FREQ-MAX, PSIP3
PT5042CT 1.5 A SWITCHING REGULATOR, 950 kHz SWITCHING FREQ-MAX, PSMA3
PT5044LT 1.5 A SWITCHING REGULATOR, 800 kHz SWITCHING FREQ-MAX, PDSO3
PT5046LT 1.5 A SWITCHING REGULATOR, 800 kHz SWITCHING FREQ-MAX, PDSO3
PT5047LT 1.5 A SWITCHING REGULATOR, 950 kHz SWITCHING FREQ-MAX, PDSO3
相关代理商/技术参数
参数描述
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PT5042LT 功能描述:REGU 15V 0.75A 3PIN HS SMD T/R RoHS:是 类别:电源 - 板载 >> DC DC Converters 系列:PT5040 标准包装:10 系列:PT4570 类型:隔离 输出数:1 电压 - 输入(最小):36V 电压 - 输入(最大):75V Voltage - Output 1:9V Voltage - Output 2:- Voltage - Output 3:- 电流 - 输出(最大):3.3A 电源(瓦) - 制造商系列:30W 电压 - 隔离:1.5kV(1500V) 特点:- 安装类型:表面贴装 封装/外壳:19-SIP SMD 模块 尺寸/尺寸:3.00" L x 1.19" W x 0.50" H(76.2mm x 30.2mm x 12.7mm) 包装:托盘 工作温度:-40°C ~ 85°C 效率:84% 电源(瓦特)- 最大:30W
PT5042M 功能描述:DC/DC转换器 15Vout 0.75A 5V-Input Step-Up ISR RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
PT5042N 功能描述:DC/DC转换器 15Vout 0.75A 5V-Input Step-Up ISR RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
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