MB3887 Fujitsu, MB3887 Datasheet - Page 9

• Manufacturer Part Number: MB3887
• Description: DC/DC Converter IC
• Manufacturer: Fujitsu

* : Standard design value
5-2.
Error amplifier
block
[Error Amp3]
6.
Current detec-
tion amplifier
block
[Current
Amp1, Current
Amp2]
Parameter
Threshold voltage
Input current
Voltage gain
Frequency
bandwidth
Output voltage
Output source
current
Output sink current
OUTD terminal
output leak current
OUTD terminal
output ON resistor
Input offset voltage
Input current
I
Sym-
SOURCE
I
I
I
I
V
V
I
V
I
I
BW
V
R
+INCH
−INCH
bol
+INCL
−INCL
V
LEAK
INE3
A
SINK
TH1
TH2
FBL
FBH
ON
IO
V
1, 12
1, 12
Pin
No.
12,
13,
13,
13,
16
16
16
15
15
15
15
15
15
11
11
24
24
24
1,
FB3 = 2 V, Ta = +25 °C
FB3 = 2 V,
Ta = −10 °C to +85 °C
−INE3 = 0 V
DC
AV = 0 dB
FB3 = 2 V
FB3 = 2 V
OUTD = 17 V
OUTD = 1 mA
+INC1 = +INC2 =
−INC1 = −INC2 =
3 V to VCC
+INC1 = +INC2 =
3 V to VCC,
∆V
+INC1 = +INC2 =
3 V to VCC,
∆Vin = −100 mV
+INC1 = +INC2 = 0 V,
∆Vin = −100 mV
+INC1 = +INC2 = 0 V,
∆Vin = −100 mV
(Ta = +25 °C, VCC = 19 V, VCC (O) = 19 V, VREF = 0 mA)
IN
= −100 mV
Conditions
⎯
⎯
4.183
4.169
−100
−180
−195
Min
150
4.7
−3
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
Value
4.200
4.200
−120
−130
Typ
100*
−30
300
4.9
0.1
20
−2
35
20
⎯
2*
0
MB3887
4.225
4.231
Max
200
0.2
−1
50
+3
30
⎯
⎯
⎯
⎯
⎯
⎯
⎯
1
(Continued)
MHz
Unit
mV
mA
mV
nA
dB
µA
µA
µA
µA
µA
µA
Ω
V
V
V
9