Global Mixed-mode Technology Inc.
Typical Performance Characteristics
(V
CC
= +3.6V, V
SHDN
= +3.6V, L=10µH, T
A
=25°C, unless otherwise noted)
G5114/G5116/G5118
Efficiency vs. Output Current
90
85
90
Efficiency vs. Input Voltage
85
V
IN
=4.2V
Efficiency (%)
I
O
=20mA
Efficiency (%)
80
75
70
65
60
0
5
10
V
IN
-3.6V
V
IN
=2.7V
80
75
70
65
60
6LEDs, C
O
=1µF
15
20
25
6LEDs, C
O
=1µF
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
Load Current (mA)
Input Voltage (V)
SW RDS_on vs. Input Voltage
1.5
1.25
1.5
1.25
SW RDS_on vs. Temperature
SW RDS_on (
Ω
)
1
0.75
0.5
0.25
0
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
SW RDS_on (
Ω
)
1
0.75
0.5
0.25
0
-40
-20
0
20
40
60
80
100
Input Voltage (V)
Temperature (°C)
Current Limit vs. Input Voltage
500
400
300
200
100
0
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
600
500
Current Limit vs. Temperature
Current Limit (mA)
Current Limit (mA)
400
300
200
100
0
-40
-20
0
20
40
60
80
100
Input Voltage (V)
Temperature (°C)
Ver: 1.1
Sep 13, 2004
TEL: 886-3-5788833
http://www.gmt.com.tw
3
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
