參數(shù)資料
型號: PT78NR115S
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.3 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, SMA3
封裝: ROHS COMPLIANT, SIP-3
文件頁數(shù): 2/5頁
文件大?。?/td> 204K
代理商: PT78NR115S
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
相關(guān)PDF資料
PDF描述
PT78NR103S 1 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, SMA3
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