UTC78D18A Datasheet PDF - Unisonic
Part Number | UTC78D18A | |
Description | 3 Terminal 0.5A Positive Voltage Regulator | |
Manufacturers | Unisonic | |
Logo | ||
There is a preview and UTC78D18A download ( pdf file ) link at the bottom of this page. Total 7 Pages |
Preview 1 page No Preview Available ! UTC78DXXA LINEAR INTEGRATED CIRCUIT
3-TERMINAL 1A POSITIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC 78DXXA family is monolithic fixed
voltage regulator integrated circuit. They are suitable
for applications that required supply current up to 1 A.
FEATURES
*Peak output current up to 1 A
*Fixed output voltage of 3.3V,4.7V,5V, 6V, 7V, 8V,
9V, 10V, 12V, 15V, 18V and 24V available
*Thermal overload shutdown protection
*Short circuit current limiting
*Output transistor SOA protection
1
TO-252
TEST CIRCUIT
R13
T10
R17
T8
R14
T11
T5
R9 Z2
T9
T13
T12
R19
R18
T14
R12
R11 R10
R15
Z1
R16
T6
R5
T4
T15
R1
T1
R4
R2
T2
R6
C1
T3
T7
R8
R7
R3
1:Input 2:GND 3:Output
INPUT
1
OUTPUT
3
GND
2
UTC
UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R101-010,E
|
|
UTC78DXXA LINEAR INTEGRATED CIRCUIT
PARAMETER
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
SYMBOL
TEST CONDITIONS
Tj=25°C,IO=0.25A - 0.75A
∆Vo
VI =11.5V to 25 V, Tj=25°C
VI =11.5V to 24V,Tj=25°C, Io=1.0A
Iq Tj=25°C, IO≦1.0A
∆Iq
VI =11.5V to 24V
IO=5mA – 1.0A
VN 10Hz≦f≦100kHz
∆Vo/∆T Io=5mA
RR VI =12.5V to 22.5V, f=120Hz,Tj=25°C
IPK Tj=25°C
ISC VI=35V, Tj=25°C
Vd Tj=25°C
MIN TYP MAX UNIT
45 mV
90 mV
90 mV
8.0 mA
1.0 mA
0.5 mA
58 µV
-1.1 mV/°C
56 72
dB
1.8 A
250 mA
2.0 V
UTC 78D10A ELECTRICAL CHARACTERISTICS
( VI=16V, Io=0.5A, Tj= 0°C - 125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Tj=25°C, IO=5mA - 1.0A
9.60 10.0
Vo VI =12.5V to 25V,
IO=5mA - 1.0A, PD≦15W
9.50
Load Regulation
∆Vo
Tj=25°C,IO=5mA - 1.0A
Tj=25°C,IO=0.25A - 0.75A
Line regulation
∆Vo
VI =13V to 25V,Tj=25°C
VI =13V to 25V, Tj=25°C,Io=1.0A
Quiescent Current
Iq Tj=25°C, IO≦1A
Quiescent Current Change
∆Iq VI =12.6V to 25V
∆Iq IO=5mA - 1.0A
Output Noise Voltage
VN 10Hz≦f≦100kHz
58
Temperature coefficient of Vo ∆Vo/∆T Io=5mA
-1.1
Ripple Rejection
RR VI =13V - 23V,f=120Hz,Tj=25°C
56 72
Peak Output Current
IPK Tj=25°C
1.8
Short-Circuit Current
ISC VI=35V, Tj=25°C
250
Dropout Voltage
Vd Tj=25°C
2.0
MAX UNIT
10.40 V
10.50 V
100 mV
50 mV
100 mV
100 mV
8.0 mA
1.0 mA
0.5 mA
µV
mV/°C
dB
A
mA
V
UTC 78D12A ELECTRICAL CHARACTERISTICS
( VI=19V, Io=0.5A, Tj= 0°C - 125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP
Output Voltage
Tj=25°C, IO=5mA - 1.0A
11.52 12.0
Vo VI =14.5V to 27V,
11.40
IO=5mA - 1.0A, PD≦15W
Load Regulation
∆Vo
Tj=25°C,IO=5mA - 1.0A
Tj=25°C,IO=0.25A - 0.75A
Line regulation
∆Vo
VI =14.5V to 30V,Tj=25°C
VI =14.6V to 27V,Tj=25°C, Io=1.0A
Quiescent Current
Iq Tj=25°C, IO≦1.0A
Quiescent Current Change
∆Iq
VI =14.5V to 30V
IO=5mA - 1.0A
MAX
12.48
12.60
120
60
120
120
8.0
1.0
0.5
UNIT
V
V
mV
mV
mV
mV
mA
mA
mA
UTC
UNISONIC TECHNOLOGIES CO., LTD. 5
QW-R101-010,E
Preview 5 Page |
Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for UTC78D18A electronic component. |
Information | Total 7 Pages | |
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Download | [ UTC78D18A.PDF Datasheet ] |
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