FA7622CP(E)
2
I
Electrical characteristics
(Ta = 25
°
C, V
CC
= 6V, R
T
= 36k
, C
T
= 180pF)
Reference voltage section
Item
Symbol
V
REF
L
INE
L
OAD
V
TC1
V
TC2
Test condition
I
OR
= 1mA
V
CC
= 3.6 to 26V,
I
OR
= 1mA
I
OR
= 0.1 to 1mA
T
a = –30 to +25
°
C
T
a = +25 to +85
°
C
Min.
Typ.
Max.
Unit
Output voltage
2.400
2.475
2.550
V
Line regulation
5
15
mV
Load regulation
2
mV
Output voltage variation due to temperature change
–1
1
%
–1
1
%
Oscillator section
Item
Symbol
f
OSC
f
dV
f
dT
Test condition
C
T
= 180pF,
R
T
= 36k
V
CC
= 3.6 to 26V
T
a
= –30 to +25
°
C
Min.
Typ.
Max.
Unit
Oscillation frequency
100
110
120
kHz
Frequency variation 1 (due to supply voltage change)
1
%
Frequency variation 2 (due to temperature change)
5
%
Error amplifier section
(ch. 1)
Item
Symbol
V
B
I
B
A
VO
f
T
V
OH
V
OL
I
OH
Test condition
Min.
Typ.
Max.
Unit
Reference voltage
0.832
0.858
0.884
V
Input bias current
5
100
nA
Open-loop voltage gain
40
dB
Unity-gain bandwidth
1.0
MHz
Maximum output voltage
No load
1.8
V
No load
V
OH
=
0V
300
mV
μ
A
Output source current
30
60
90
Error amplifier section
(ch. 2)
Item
Symbol
V
IO
I
B
V
COM
A
VO
f
T
V
OH
V
OL
I
OH
Test condition
Min.
Typ.
Max.
Unit
Input offset voltage
2
10
mV
Input bias current
5
100
nA
Common-mode input voltage
0
1.0
V
Open-loop voltage gain
70
dB
Unity-gain bandwidth
1.0
MHz
Maximum output voltage
No load
1.8
V
No load
300
mV
μ
A
Output source current
V
OH
= 0V
40
80
120
I
Absolute maximum ratings
Item
Symbol
V
CC1
Rating
Unit
Supply
voltage
28
V
V
CC1
20
V
Supply voltage
V
CC2
V
ON/OFF
I
OUT
P
d
T
j
T
opr
T
stg
28
V
ON/OFF pin voltage
–0.3 to +7
V
Out pin output current
±
600
650
mA
Total power dissipation
mW
°
C
°
C
°
C
Junction temperature
125
Operating temperature
–30 to +85
Storage temperature
–40 to +150
Voltage boost
circuit not used
Voltage boost
circuit used
I
Recommended operating conditions
Item
Symbol
V
CC1
Min.
Max.
Unit
3.6
26
V
V
CC1
3.6
18
V
R
NF
C
T
R
T
f
OSC
100
k
pF
50
2200
24
100
k
kHz
50
1000
Supply
voltage
Feedback resistance
Timing capacitance
Timing resistance
Oscillation frequency
Voltage boost
circuit not used
Voltage boost
circuit used