HI-SINCERITY
MICROELECTRONICS CORP.
Block Diagram
Input
Spec. No. : Preliminary Data
Issued Date : 1998.06.01
Revised Date : 1999.08.01
Page No. : 2/5
Current
Limiting
Amplifier
Thermal
Protection
Output
Error
AMP
Bandcap
Reference
ADJ/COM
Electrical Characteristics
H1085U (adj version)
Parameter
Reference Voltage
Adj Voltage
Line Regulation
Load Regulation
Dropout Voltage
∆V
OUT
,
∆V
REF
=1%
Current Limit
Temperature Coeff.
Adjust Pin Current
Adjust Pin Current Change
Temperature Stability
Minimum Load Current
RMS Output Noise
Ripple Rejection Ratio
Symbol
V
REF
Reg
LINE
Reg
LOAD
V
D
I
S
T
C
I
adj
∆I
adj
T
S
I
O
V
N
R
A
Symbol
V
O
Reg
LINE
Reg
LOAD
V
D
I
S
I
Q
T
C
T
S
V
N
R
A
Test Conditions
V
IN
=5V, I
O
=10mA, T
j
=25°C
V
IN
=5V, I
O
=10mA, Over Temp.
V
IN
=2.75~7V, I
O
=10mA, T
j
=25°C
V
IN
=2.75~7V, I
O
=10mA, Over Temp.
V
IN
=5V, I
O
=10mA~3A,T
j
=25°C
V
IN
=5V, I
O
=10mA~3A, Over Temp.
V
IN
=2.75~7V, I
O
=10mA~3A, T
j
=25°C
V
IN
=2.75~7V, I
O
=10mA~3A, Over Temp.
V
IN
=2.75~7V, Over Temp.
V
IN
=2.75~7V, I
O
=10mA~3A
V
IN
=2.75~7V, I
O
=10mA~3A,Tj=25°C
V
IN
=2.75~7V, I
O
=10mA~3A, Over Temp.
V
IN
=2.75~7V, I
O
=10mA~3A, Over Temp.
V
IN
=5V, I
O
=500mA, Over Temp.
V
IN
=5V
T
j
=25°C
V
IN
=5V, I
O
=3A, Over Temp.
Test Conditions
V
IN
=5V, I
O
=0A,T
j
=25°C
V
IN
=5V, I
O
=0A, Over Temp.
V
IN
=4.5~7V, I
O
=0A, T
j
=25°C
V
IN
=4.5~7V, I
O
=0A, Over Temp.
V
IN
=5V, I
O
=0A~3A,T
j
=25°C
V
IN
=5V, I
O
=0A~3A, Over Temp.
V
IN
=4.5~7V, I
O
=0A~3A, T
j
=25°C
V
IN
=4.5~7V, I
O
=0A~3A, Over Temp.
V
IN
=4.5~7V, Over Temp.
V
IN
=5V, I
O
=0A~3A,Over Temp.
V
IN
=4.5~7V, I
O
=0A~3A
V
IN
=5V, I
O
=500mA, Over Temp.
T
j
=25°C
V
IN
=5V, I
O
=3A, Over Temp.
Min
1.238
1.225
-
-
-
-
-
-
3
-
-
-
-
-
-
-
60
Typ
1.250
1.250
0.015
0.035
0.05
0.2
1
1
4.5
0.005
55
-
0.2
0.5
5
0.003
72
Max
1.262
1.275
0.2
0.2
0.3
0.4
-
1.2
-
-
-
90
5
-
10
-
-
Units
V
%
%
V
A
%/°C
uA
%
mA
%
dB
H1085-3.3U
Parameter
Output Voltage
Fixed Voltage
Line Regulation
Load Regulation
Dropout Voltage
∆V
OUT
,
∆V
REF
=1%
Current Limit
Quiescent Current
Fixed Model
Temperature Coeff.
Temperature Stability
RMS Output Noise
Ripple Rejection Ratio
Min
3.267
3.234
-
-
-
-
-
-
3
-
-
-
-
60
Typ
3.3
3.3
0.015
0.035
0.05
0.2
1
1
4.5
12
0.005
0.5
0.003
72
Max
3.333
3.366
0.2
0.2
0.3
0.4
-
1.2
-
13
-
-
-
-
Units
V
%
%
V
A
mA
%/°C
%
%
dB
HSMC Product Specification
HSMC [ HI-SINCERITY MOCROELECTRONICS ]
