UTCLM78XX LINEAR INTEGRATED CIRCUIT
3-TERMINAL 1A POSITIVE
VOLTAGE REGULATOR
DESCRIPTION
The UTC 78XX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 1 A.
FEATURES
*Output current up to 1.5 A
*Fixed output voltage of 5V, 6V, 8V, 9V, 10V, 12V, 15V ,18V and 24V available
*Thermal overload shutdown protection *Short circuit current limiting
*Output transistor SOA protection
1
TO-220
1
TO-263
1
TO-252
1: Input 2: GND 3: Output
TEST CIRCUIT
|
|
|
|
|
|
INPUT |
|
|
|
|
|
|
1 |
R13 |
R17 |
|
R9 |
Z2 |
T12 |
|
|
|
|
||||
T10 |
T8 |
|
|
T9 |
R19 |
T14 |
|
|
|
||||
|
|
|
|
|
|
|
|
|
|
|
|
R18 |
R12 |
R14 |
|
|
|
T13 |
|
|
T11 |
|
|
R11 |
OUTPUT |
||
|
|
|
|
|||
|
T5 |
|
|
R10 |
||
|
|
|
|
|
|
3 |
|
|
T6 |
|
|
|
R8 |
|
|
|
|
|
|
|
R15 |
|
T4 |
R5 |
|
|
|
|
|
|
|
|
|
|
Z1 |
|
|
|
|
|
|
|
T15 |
R4 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
R6 |
|
|
|
|
R1 |
R2 |
C1 |
T7 |
|
R7 |
R16 |
|
|
||||
|
|
|
||||
|
|
|
|
|
|
|
|
|
|
|
T3 |
|
|
|
T1 |
|
T2 |
|
|
|
|
|
|
R3 |
|
|
GND |
2
UTC UNISONIC TECHNOLOGIES CO., LTD. 1
QW-R101-006,C
UTCLM78XX |
LINEAR INTEGRATED CIRCUIT |
|||||
ABSOLUTE MAXIMUM RATINGS |
|
|
|
|
||
( Operating temperature range applies unless otherwise specified ) |
|
|
||||
PARAMETER |
|
|
SYMBOL |
RATING |
|
UNIT |
Input voltage(for Vo=5~18V) |
|
|
|
|
35 |
V |
(for Vo=24V) |
|
VI |
|
40 |
V |
|
|
|
|
|
|||
Output Current |
|
|
I o |
|
1 |
A |
Power Dissipation |
|
|
PD |
Internally |
Limited |
W |
Operating Junction Temperature Range |
|
TOPR |
-20 |
+150 |
° |
|
|
|
|
C |
|||
Storage Temperature Range |
|
|
TSTG |
-55 |
+150 |
° |
|
|
|
C |
UTC LM7805 ELECTRICAL CHARACTERISTICS
( VI=10V, 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 |
MAX |
UNIT |
|
|
Tj=25°C, IO=5mA - 1.0A |
4.80 |
5.0 |
5.20 |
V |
Output Voltage |
Vo |
VI =7.5V to 20V, |
4.75 |
|
5.25 |
V |
|
|
IO=5mA - 1.0A,PD<15W |
|
|
|
|
Load Regulation |
∆Vo |
Tj=25°C,IO=5mA - 1.5A |
|
|
50 |
mV |
|
|
Tj=25°C,IO=0.25A - 0.75A |
|
|
25 |
mV |
Line regulation |
∆Vo |
VI =7V to 25V,Tj=25°C |
|
|
50 |
mV |
|
|
VI =7.5V to 20V,Tj=25°C,Io=1A |
|
|
50 |
mV |
Quiescent Current |
Iq |
Tj=25°C, IO=<1A |
|
|
8.0 |
mA |
Quiescent Current Change |
∆Iq |
VI =7.5V to 20V |
|
|
1.0 |
mA |
|
∆Iq |
IO=5mA - 1.0A |
|
|
0.5 |
mA |
Output Noise Voltage |
VN |
10Hz<=f<=100kHz |
|
40 |
|
V |
Temperature coefficient of Vo |
∆Vo/∆T |
Io=5mA |
|
-0.6 |
|
mV/°C |
Ripple Rejection |
RR |
VI =8V - 18V,f=120Hz,Tj=25°C |
62 |
80 |
|
dB |
Peak Output Current |
IPK |
Tj=25°C |
|
1.8 |
|
A |
Short-Circuit Current |
ISC |
VI=35V, Tj=25°C |
|
250 |
|
mA |
Dropout Voltage |
Vd |
Tj=25°C |
|
2.0 |
|
V |
UTC LM7806 ELECTRICAL CHARACTERISTICS
( VI=11V, 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 |
MAX |
UNIT |
|
|
|
|
Tj=25°C, IO=5mA - 1.0A |
5.76 |
6.0 |
6.24 |
V |
Output Voltage |
Vo |
VI =8.5V to 21V, |
5.70 |
|
6.30 |
V |
|
|
|
|
IO=5mA - 1.0A, PD<15W |
|
|
|
|
Load Regulation |
∆Vo |
Tj=25°C,IO=5mA - 1.5A |
|
|
60 |
mV |
|
|
|
|
Tj=25°C,IO=0.25A - 0.75A |
|
|
30 |
mV |
Line regulation |
∆Vo |
VI =8V to 25V,Tj=25°C |
|
|
60 |
mV |
|
|
|
|
VI =8.5V to 21V,Tj=25°C,Io=1A |
|
|
60 |
mV |
Quiescent Current |
Iq |
Tj=25°C, IO=<1A |
|
|
8.0 |
mA |
|
Quiescent Current Change |
∆Iq |
VI =8.5V to 21V |
|
|
1.0 |
mA |
|
|
|
∆Iq |
IO=5mA - 1.0A |
|
|
0.5 |
mA |
Output Noise Voltage |
VN |
10Hz<=f<=100kHz |
|
45 |
|
V |
|
Temperature coefficient of Vo |
∆Vo/∆T |
Io=5mA |
|
-0.7 |
|
mV/°C |
|
Ripple Rejection |
RR |
VI =9V - 19V,f=120Hz,Tj=25°C |
59 |
75 |
|
dB |
|
|
|
|
|
|
|
|
|
UTC |
UNISONIC TECHNOLOGIES |
CO., LTD. |
2 |
QW-R101-006,C