Ap4312, Electrical characteristics, Thermal impedance – Diodes AP4312 User Manual
Page 5
AP4312
Document number: DS36797 Rev. 1 - 2
5 of 11
January 2014
© Diodes Incorporated
AP4312
A Product Line of
Diodes Incorporated
Electrical Characteristics
(@V
CC
=5V, T
A
=+25
C
, unless otherwise specified.)
Symbol
Parameters
Conditions
Min
Typ
Max
Unit
TOTAL CURRENT CONSUMPTION
I
CC
Total Supply Current Not Including the
Output Sinking Current
T
A
=+25
C
–
180
–
μA
-40
C <T
A
<+105
C
–
–
300
VOLTAGE CONTROL LOOP
Gmv
Transconductance of Voltage Control
Loop Op-Amp
(Sink Current Only)
T
A
=+25
C
1
3.5
–
mA/mV
-40
C <T
A
<+105
C
–
2.5
–
V
REF
Voltage Control Loop Reference
T
A
=+25
C
1.204
1.21
1.216
V
-40
C <T
A
<+105
C
1.186
1.234
I
IBV
Input Bias Current (V
CTRL
)
T
A
=+25
C
–
50
–
nA
-40
C <T
A
<+105
C
–
100
–
CURRENT CONTROL LOOP
Gmi
Transconductance of Current Control
Loop Op-Amp
(Sink Current Only)
T
A
=+25
C
1.5
7
–
mA/mV
-40
C <T
A
<+105
C
1.5
7
–
V
SENSE
Current Control Loop Reference
T
A
=+25
C
67.9
70
72.1
mV
-40
C <T
A
<+105
C
66
74
I
IBI
Current Out of Pin I
CTRL
at V
SENSE
T
A
=+25
C
–
18
–
μA
-40
C <T
A
<+105
C
–
35
–
OUTPUT STAGE
V
OL
Low Output Voltage Level
T
A
=+25
C, I
SINK
=2mA
–
100
–
mV
-40
C <T
A
<+105
C, I
SINK
=2mA
–
100
–
I
OS
Output Short Circuit Current.
Output to V
CC.
Sink Current Only
T
A
=+25
C
–
27
50
mA
-40
C <T
A
<+105
C
–
35
–
Thermal Impedance
Symbol
Parameter
Value
Unit
θ
JC
Thermal Resistance (Junction to Case)
84
C/W