MB3769A Datasheet, PDF (5/26 Pages) Fujitsu Component Limited. – SWITCHING REGULATOR CONTROLLER

MB3769A
s ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Condition
Output Voltage
Reference
Section
Input Regulation
Load Regulation
Temp. Stability
Short Circuit Output Current
Oscillator Frequency
Oscillator
Section Voltage Stability
Temp. Stability
VREF
∆ VRIN
∆ VRLD
∆ VRTEMP
ISC
fOSC
∆ fOSCIN
∆ fOSC /∆ T
IREF = 1 mA
12 V ≤ VCC ≤ 18 V
1 mA ≤ IREF ≤10 mA
-30 °C ≤ TA ≤ 85 °C
VREF = 0 V
RT=18 kΩ
CT=680 pF
12 V ≤ VCC ≤ 18 V
-30 °C ≤ TA ≤ 85 °C
Input Bias Current
ID
Max. Duty Cycle
Dead -time ^{Duty Cycle Set}
Control
Section _Input
0% Duty
Cycle
Threshold
Voltage
Max. Duty
Cycle
Dmax
Dset
VDO
VDM
Discharge Voltage
VDH
Input Offset Voltage
VIO (OP)
Input Offset Current
IIO (OP)
Input Bias Current
IIR (OP)
Error
Amplifier
Section
Common-Mode Input Voltage
Voltage Gain
Band Width
Slew Rate
VCM (OP)
AV (OP)
BW
SR
Common-Mode Rejection Rate CMR
“H” Level Output Voltage
VOH
“L” Level Output Voltage
VOL
Vd = 1.5 V
Vd = 0.5 VREF
-
-
VCC= 7 V,
IDTC= -0.3 mA
V3 = 2.5 V
V3 = 2.5 V
V3 = 2.5 V
12 V ≤ VCC ≤ 18 V
0.5 V ≤ V3 ≤ 4 V
AV = 0dB
RL = 10 kΩ, AV = 0dB
VIN = 0 to 10 V
I3 = -2 mA
I3 = 0.3 mA
(VCC=15V, TA=25°C)
Value
Unit
Min Typ Max
4.9
5.0
5.1
V
-
2
15
mV
-
-1
-15 mV
-
±200 ±750 µV/ °C
15
40
-
mA
90
100 110 kHz
-
±0.03
-
%
-
±2
-
%
-
2
10
µA
75
80
85
%
45
50
55
%
-
3.5
3.8
V
1.55 1.85
-
V
4.5
-
-
V
-
±2
±10 mV
-
±30 ±300 nA
-1
-0.3
-
µA
-0.2
-
VCC -3 V
70
90
-
dB
-
8
-
MHz
-
6
-
V/µs
65
80
-
dB
4.0
4.6
-
V
-
0.1
0.5
V
5