参数资料
型号: PT78NR114S
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 0.3 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, SMA3
封装: SMT-3
文件页数: 2/5页
文件大小: 200K
代理商: PT78NR114S
For technical support and more information, see inside back cover or visit www.ti.com/powertrends
Typical Characteristics
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
7
1013
1619
2225
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
7
1013
1619
0
0.1
0.2
0.3
0.4
0.5
0.6
7
111519
PT78NR105 -5.0 VDC
(See Note A)
PT78NR109 -9.0 VDC
(See Note A)
PT78NR112 -12.0 VDC (See Note A)
Efficiency vs Output Current
Ripple vs Output Current
Thermal Derating (Ta)
(See Note B)
Power Dissipation vs Output Current
Efficiency
-
%
Ripple-(mV)
Iout-(Amps)
PD-(W
atts)
Efficiency
-
%
Ripple-(mV)
Iout-(Amps)
PD-(W
atts)
Note A:
All data listed in the above graphs, except for derating data, has been developed from actual products tested at 25°C. This data is considered typical data for the ISR.
Note B:
Thermal derating graphs are developed in free air convection cooling of 40-60 LFM. (See Thermal Application Notes.)
Iout-(Amps)
Vin-(Volts)
40
50
60
70
80
90
100
0
0.2
0.4
0.6
0.8
1
7.0V
12.0V
15.0V
20.0V
25.0V
Vin
0
40
80
120
160
200
0
0.2
0.4
0.6
0.8
1
25.0V
20.0V
15.0V
12.0V
7.0V
Vin
85°C
60°C
85°C
70°C
85°C
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0
0.1
0.2
0.3
0.4
0.5
21.0V
18.0V
15.0V
12.0V
7.0V
Vin
40
50
60
70
80
90
100
0
0.1
0.2
0.3
0.4
0.5
7.0V
12.0V
15.0V
18.0V
21.0V
Vin
0
40
80
120
160
200
0
0.1
0.2
0.3
0.4
0.5
21.0V
18.0V
15.0V
12.0V
7.0V
Vin
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
0
0.2
0.4
0.6
0.8
1
25.0V
20.0V
15.0V
12.0V
7.0V
Vin
70°C
Efficiency vs Output Current
Ripple vs Output Current
Thermal Derating (Ta)
(See Note B)
Thermal Derating (Ta)
(See Note B)
Power Dissipation vs Output Current
PT78NR100 Series
1 Amp Plus to Minus Voltage
Integrated Switching Regulator
40
50
60
70
80
90
100
0
0.1
0.2
0.3
0.4
Iout-(Amps)
Efficiency
-
%
7.0V
9.0V
12.0V
15.0V
18.0V
VIN
0
50
100
150
200
250
0
0.1
0.2
0.3
0.4
Iout-(Amps)
Ripple
-
mV
18.0V
15.0V
12.0V
9.0V
7.0V
VIN
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0
0.1
0.2
0.3
0.4
Iout-(Amps)
Pd
-
Watts
18.0V
15.0V
12.0V
9.0V
7.0V
VIN
相关PDF资料
PDF描述
PT78NR108H 0.55 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, SMA3
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相关代理商/技术参数
参数描述
PT78NR114ST 功能描述:REGULATOR -13.9V 0.3A 3SIP SMD RoHS:是 类别:电源 - 板载 >> DC DC Converters 系列:PT78NR100 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
PT78NR114V 功能描述:REGULATOR -13.9V 0.3A 3SIP VERT RoHS:是 类别:电源 - 板载 >> DC DC Converters 系列:PT78NR100 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
PT78NR115 制造商:未知厂家 制造商全称:未知厂家 功能描述:(-)15Vout 0.3Amp Wide-Input Plus to Minus Voltage ISR
PT78NR115H 功能描述:DC/DC转换器 -15Vout 0.3A Wide-In + to - Voltage 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:
PT78NR115H 制造商:Texas Instruments 功能描述:Peak Reflow Compatible (260 C):No