MB3776A-P Fujitsu Microelectronics, Inc., MB3776A-P Datasheet - Page 5
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MB3776A-P
Manufacturer Part Number
MB3776A-P
Description
Switching Regulator Controller
Manufacturer
Fujitsu Microelectronics, Inc.
Datasheet
1.MB3776A-P.pdf
(17 pages)
1. Reference Section and Error Amp. Section
2. Saw-tooth Waveform Oscillator Section
3. Under Lockout Protection
4. Dead-time Control Section
Input threshold voltage
V
V
Input bias current
Voltage gain
Frequency band width
Oscillator frequency
Frequency input stability
Frequency temp. stability
Threshold voltage
Max. duty cycle
T
T
ELECTRICAL CHARACTERISTICS
input stability
temp. stability
Parameter
Parameter
Parameter
Parameter
Symbol
Symbol
Symbol
Symbol
V
V
t
V
BW
f
V
DUTY
V
A
OSC
f
f
TdV1
TdV2
I
dV
TdT
dT
B
TH
T
V
V
V
V
Ta = –30°C to +75°C
V
A
R
C
V
Ta = –30°C to +75°C
C
R
V
FB
CC
CC
IN
V
CC
FB
T
T
T
T
= 0 dB
= 3.0 k
= 1000 pF
= 1000 pF
= 3.0k
= 0 V to 0.6 V
= 450 mV
= 0.9 V
= 2.0 V to 6.0 V
= 6.0 V to 15 V
= 2.0 V to 15 V
Condition
Condition
Condition
Condition
—
—
Min.
–1.0
Min.
Min.
Min.
487
160
–5
–5
–3
70
60
—
—
—
—
(Ta = +25 C, V
(Ta = +25 C, V
(Ta = +25 C, V
(Ta = +25 C, V
Value
Value
Value
Value
MB3776A
Typ. Max.
Typ. Max.
Typ. Max.
Typ. Max.
–0.2
507
100
200
1.4
70
—
—
—
6
10
2
527
145
240
1.0
85
—
—
—
—
5
5
3
CC
CC
CC
CC
= 3 V)
= 3 V)
= 3 V)
= 3 V)
MHz
Unit
Unit
Unit
Unit
kHz
V/V
mV
mV
mV
%
%
%
%
V
A
5