FA7616CP Datasheet, PDF (2/5 Pages) Fuji Electric – Bipolar IC For Switching Power Supply Control

FA7616CP(E)(V)
s Absolute maximum ratings
Item
Symbol
Rating
Unit
Supply voltage
VCC
12
V
Reference voltage output current IOR
5
mA
Output sink current
IO
10
mA
Total power dissipation
Pd
300
mW
Operating temperature
Topr
–20 to +85
°C
Storage temperature
Tstg
–40 to +150
°C
s Recommended operating conditions
Item
Symbol
Supply voltage 1
VCC1
Supply voltage 2
VCC2
Output sink current (at start-up) ISINK
Output sink current
(at steady state)
ISINK
Oscillation frequency
fOSC
Oscillator timing capacitor
CST
(start-up circuit)
Oscillator timing capacitor
CT
Oscillator timing resistance
RT
Feedback resistance
RNF
Min.
1.4
2.5
Max.
12
12
3
5
10 500
47 10,000
220 10,000
4.7 47
100
Unit
V
V
mA
mA
kHz
pF
pF
kΩ
kΩ
s Electrical characteristics (Ta = 25°C, VCC1 = 1.6V, VCC2 = 3V, V15 = 2V, CT = 1000pF, RT = 10kΩ)
Reference voltage section
Item
Output voltage
Line regulation
Load regulation
Output voltage variation due to temperature change
Symbol
VREF
LINE
LOAD
VTC1
VTC2
Test condition
Min. Typ. Max. Unit
IOR = 0.1mA
1.196 1.220 1.244 V
VCC = 2.5 to 12V, V15 = 2V fixed
1
8
mV
IOR = 0.1 to 1mA
1
8
mV
Ta = –20 to +25°C
IOR = 0.1mA
–2
–0.3 1
%
Ta = +25 to +85°C
IOR = 0.1mA
–2
–0.6 1
%
Oscillator section
Item
Oscillation frequency
Frequency variation 1 (due to supply voltage change)
Frequency variation 2 (due to temperature change)
Symbol
fOSC
fdV
fdT
Test condition
CT = 1000pF, RT = 10kΩ
VCC = 2.5 to 12V
Ta = –20 to +85°C
Min.
80
Typ.
92
1
2
Max. Unit
110 kHz
3
%
%
Error amplifier section
Item
Input offset voltage
Input bias current
Common-mode input voltage
Open-loop voltage gain
Unity-gain bandwidth
Maximum output voltage
Output source current
Symbol
VIO
IB
VCM
AV
GB
VOM+
VOM–
IOM+
Test condition
RNF = 100kΩ
RNF = 100kΩ
VOM = 1V
Min.
Typ.
2
0
70
1.0
VCC2–0.5
40
85
Max. Unit
10
mV
1
µA
VCC2–1.7 V
dB
MHz
V
200 mV
170
µA
PWM comparator section
Item
Input threshold voltage
Input threshold voltage
Symbol
VTH0
VTH100
Test condition
Duty cycle = 0%
Duty cycle = 100%
Min.
Typ.
0.80
1.45
Max. Unit
V
V
2