78RXX
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified. )
PARAMETER
SYMBOL
VIN
RATINGS
UNITS
V
Input Voltage
35
35
Disable Voltage
Output Current
VDIS
V
IOUT
1.0
A
TO-220B/TO-220F-4
TO-252-5
1.5
W
Power Dissipation
PD
1
W
Junction Temperature
Operating Temperature
TJ
+150
-40 ~ +85
°C
°C
TOPR
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
TO-220B/TO-220F-4
SYMBOL
RATING
62.5
110
4
UNIT
°C/W
°C/W
°C/W
°C/W
Junction to Ambient
θJA
TO-252-5
TO-220B/TO-220F-4
TO-252-5
Junction to Case
θJC
12
ELECTRICAL CHARACTERISTICS (IOUT =0.5A, TA = 25°C,unless otherwise specified)
For 78R33 (VIN=5V)
PARAMETER
SYMBOL
VOUT
VD
CONDITIONS
MIN TYP MAX UNITS
Output Voltage
Dropout Voltage
Load Regulation
Line Regulation
Quiescent Current
Ripple Rejection
VIN = 5V
IOUT = 1A
3.22
3.3
3.38
0.5
2.0
2.5
10
V
V
ΔVOUT
ΔVOUT
IQ
5mA < IOUT < 1A
4V < VIN < 10V
IOUT = 0 A
0.1
0.5
%
%
mA
dB
V
RR
(Note)
45
55
High
Low
High
Low
VDISH
VDISL
IDISH
Output Active
Output Disabled
VDIS = 2.7V
2.0
Disable Voltage
0.8
0.02
-0.4
V
mA
mA
Disable Bias Current
IDISL
VDIS = 0.4V
For 78R05 (VIN=7V)
PARAMETER
SYMBOL
VOUT
VD
CONDITIONS
MIN TYP MAX UNITS
Output Voltage
Dropout Voltage
Load Regulation
Line Regulation
Quiescent Current
Ripple Rejection
VIN = 7V
4.88
5
5.12
0.5
2.0
2.5
10
V
V
IOUT = 1A
ΔVOUT
ΔVOUT
IQ
5mA < IOUT < 1A
6V < VIN < 12V
IOUT = 0 A
0.1
0.5
%
%
mA
dB
V
RR
(Note)
45
55
High
Low
High
Low
VDISH
VDISL
IDISH
Output Active
Output Disabled
VDIS = 2.7V
VDIS = 0.4V
2.0
Disable Voltage
0.8
0.02
-0.4
V
mA
mA
Disable Bias Current
IDISL
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 12
QW-R102-035.F