參數(shù)資料
型號(hào)： G5180P1U
廠商： Global Mixed-mode Technology Inc.
英文描述： Switching Regulator Power Controller
中文描述： 開關(guān)穩(wěn)壓電源控制器
文件頁(yè)數(shù)： 4/9頁(yè)
文件大?。?/td> 341K
代理商： G5180P1U
Ver: 0.4 Preliminary
Apr 27, 2006
TEL: 886-3-5788833
http://www.gmt.com.tw
4
G5180
Global Mixed-mode Technology Inc.
Typical Performance Characteristics (continued)
0
100
200
300
400
500
600
700
800
0.0
0.4
0.8
1.2
1.6
2.0
2.4
BR/CTL Pin Current IBR (mA)
B
R
/C
T
L
P
in
V
o
ltag
e
V
BR
(mV
)
T
A = +25°C
V
CC = 6V
V
CC = 2.2V
-120
-100
-80
-60
-40
-20
0
-2.0
-1.8
-1.6
-1.4
-1.2
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
BR/CTL Pin Current I
BR (mA)
O
u
tp
ut
S
our
ce
C
u
rr
e
n
t
I O
+
(mA
)
V
CC=2.2V
T
A = +25°C
Output Source Current IO+ vs.
BR/CTL Pin Current IBR
BR/CTL Pin Voltage VBR vs.
BR/CTL Pin Current IBR
-10
-8
-6
-4
-2
0
2
4
6
8
10
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
F
requ
enc
yV
ar
iati
on
R
ati
o
Δ
f/f
(
%
)
R
T = 3kΩ
C
T = 270pF
T
A = +25°C
T
A = +85°C
T
A = -45°C
-10
-8
-6
-4
-2
0
2
4
6
8
10
-45 -35 -25 -15 -5
5
1525
3545
5565
75
8595 105 115 125
F
requ
enc
yV
ar
iati
on
R
ati
o
Δ
f/f
(
%
)
V
CC = 2.2V
R
T = 3K
C
T = 270 pF
1
10
100
1000
10000
110
Timing Resistor RT (kΩ)
O
sc
ill
at
io
n
F
re
quen
cy
fo
sc
(
kH
z)
C
T = 100pF
C
T = 3300pF
C
T = 10000pF
T
A = + 25°C
C
T = 270pF
C
T = 1000pF
60
65
70
75
80
85
90
95
100
10
100
1000
Oscillation Frequency fosc (kHz)
Ma
xi
mu
m
D
u
ty
C
yc
le
(%
)
V
CC = 2.2V
C
T = 270pF
T
A = 25°C
Oscillation Freuency fosc vs.
Timing Resistor RT
Oscillation Frequency fosc vs.
Maximum Duty Cycle
Frequency variation ratio Δf/f vs.
Supply Voltage VCC
Frequency variation ratio Δf/f vs.
Ambient Temperature TA
相關(guān)PDF資料
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
G5180P8U 制造商:GMT 制造商全稱:Global Mixed-mode Technology Inc 功能描述:Switching Regulator Power Controller
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