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參數(shù)資料
| 型號： | MB3782P |
| 廠商： | FUJITSU LTD |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 0.075 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP20 |
| 封裝： | PLASTIC, DIP-20 |
| 文件頁數(shù)： | 14/28頁 |
| 文件大?。?/td> | 248K |
| 代理商： | MB3782P |
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14
MB3782
I
ELECTRICAL CHARACTERISTICS
(V
CC
= 6 V, Ta
= +25
°
C)
Value
(Continued)
Parameter
Symbol
Conditions
Unit
Min.
Typ.
Max.
R
Output voltage
V
REF
I
OR
= –1 mA
2.45
2.50
2.55
V
Output voltage
temperature variation
V
RTC
Ta = –30 to 85
°
C
–2
±
0.2
2
%
Input stability
Line
V
CC
= 3.6 to 18 V
—
2
10
mV
Load stability
Load
I
OR
= –0.1 to –1mA
—
1
7.5
mV
Short output current
I
OS
V
REF
= 2 V
–30
–10
–3
mA
U
o
Threshold voltage
V
tH
I
OR
= –0.1 mA
—
2.72
—
V
V
tL
I
OR
= –0.1 mA
—
2.60
—
V
Hysteresis width
V
HYS
I
OR
= –0.1 mA
80
120
—
mV
Reset voltage (V
CC
)
V
R
—
1.5
1.9
—
V
S
(
Input threshold voltage
V
tPC
—
0.60
0.65
0.70
V
Input standby voltage
V
STB
No pull-up
—
50
100
mV
Input latch voltage
V
IN
No pull-up
—
50
100
mV
Input source current
I
bpc
—
–1.4
–1.0
–0.6
μ
A
Comparator threshold
voltage
V
tC
Pin 6, pin 12, pin 17
—
2.1
—
V
T
o
Oscillator frequency
f
OSC
C
T
= 330 pF, RT = 15 k
C
T
= 330 pF, RT = 15 k
V
CC
= 3.6 to 18 V
160
200
240
kHz
Frequency deviation
f
dev
—
±
5
±
1
—
%
Frequency deviation (V
CC
)
f
dV
—
—
%
Frequency deviation (Ta)
f
dT
Ta = –30 to 85
°
C
–4
—
+4
%
D
(
Input threshold voltage
V
t0
Duty cycle = 0 %
1.05
1.3
—
V
V
t100
Duty cycle = 100 %
—
1.9
2.25
V
ON duty cyclet
D
tr
V
dt
= V
R
/1.45 V
55
65
75
%
Input bias current
I
bdt
—
—
0.2
1
μ
A
μ
A
V
Latch mode sink current
I
dt
V
dt
= 2.5 V
150
500
—
Latch input voltage
V
dt
I
dt
= 100
μ
A
—
—
0.3
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