MB3878 View Datasheet(PDF) - Fujitsu
Part Name
Description
Manufacturer
MB3878 Datasheet PDF : 24 Pages
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MB3878
Parameter
(Ta = +25 °C, VCC = 19 V, VCC (O) = 19 V, VREF = 0 mA)
Symbol
Pin
No.
Conditions
Min.
Value
Typ.
Unit
Max.
Threshold voltage
Input current
VTH1
VTH2
IINE3
16 FB3 = 2 V, Ta = +25 °C 4.167 4.200 4.233 V
16
FB3 = 2 V,
Ta = −30 °C to +85 °C
4.158
4.200
4.242
V
16 −INE3 = 0 V
−100 −30
nA
Voltage gain
AV
15 DC
100* dB
Error amplifier
block
(Error Amp.3)
Frequency
bandwidth
Output voltage
Output source
current
Output sink current
BW
VFBH
VFBL
ISOURCE
ISINK
15 AV = 0 dB
15
15
15 FB3 = 2 V
15 FB3 = 2 V
2.0*
MHz
4.7
4.9
V
20
200 mV
−2.0 −0.6 mA
150 300
µA
OUTD pin output ILEAK 11 OUTD = 16.8 V
leak current
0
1
µA
OUTD pin output
RON
11 OUTD = 1 mA
ON resistor
70
100 Ω
I+INCH
13, +INC1 = +INC2 = 12.7 V,
24 −INC1 = −INC2 = 12.6 V
10
20 µA
Input current
I−INCH
1, +INC1 = +INC2 = 12.7 V,
12 −INC1 = −INC2 = 12.6 V
0.1
I+INCL
13, +INC1 = +INC2 = 0.1 V,
24 −INC1 = −INC2 = 0 V
−130
−65
0.2 µA
µA
I−INCL
1, +INC1 = +INC2 = 0.1 V,
12 −INC1 = −INC2 = 0 V
−140
−70
µA
VOUTC1
2, +INC1 = +INC2 = 12.7 V,
10 −INC1 = −INC2 = 12.6 V
2.25
2.5
2.75 V
Current
detection
Current detection
VOUTC2
2, +INC1 = +INC2 = 12.63 V,
10 −INC1 = −INC2 = 12.6 V
0.50
0.75
1.00
V
amplifier block voltage
(Current Amp.1,
Current Amp.2)
VOUTC3
2, +INC1 = +INC2 = 0.1 V,
10 −INC1 = −INC2 = 0 V
1.25
2.50
3.75
V
VOUTC4
2, +INC1 = +INC2 = 0.03 V,
10 −INC1 = −INC2 = 0 V
0.125
0.750
1.375
V
Common mode
input voltage
range
1,
VCM
12,
13,
24
0
Vcc V
Voltage gain
AV
2, +INC1 = +INC2 = 12.7 V,
10 −INC1 = −INC2 = 12.6 V
22.5
25
27.5 V/V
Frequency
bandwidth
BW
2,
10
AV = 0 dB
2.0*
MHz
* : Standard design value.
(Continued)
7
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