LT1300 Linear Technology, LT1300 Datasheet - Page 3

• Manufacturer Part Number: LT1300
• Description: Micropower High Efficiency 3.3/5V Step-Up DC/DC Converter
• Manufacturer: Linear Technology

TYPICAL PERFORMANCE CHARACTERISTICS
600
500
400
200
900
800
700
300
100
20
18
16
14
12
10
88
86
84
82
80
78
76
74
72
70
68
66
0
8
6
4
2
0
1.5
1
Maximum Output Current
vs Input Voltage
0
Efficiency
Shutdown Pin Bias Current
V
T
V OUT = 3.3V
I LIM FLOATING
OUT
L = 10µH
A
= 25°C
V
1
IN
= 3.3V
= 3V
SHUTDOWN VOLTAGE (V)
2
2
LOAD CURRENT (mA)
L = 10µH
INPUT VOLTAGE (V)
10
3
V
IN
2.5
4
= 2.5V
V
IN
5
= 2V
100
6
3
W
LT1300 G7
LT1300 G1
7
LT1300 G4
U
1000
3.5
8
AC COUPLED
I
LOAD
100mV/DIV
200mA
V
170
165
160
155
140
135
130
125
120
150
145
250
225
200
175
100
150
125
OUT
50
25
75
0
0
1.4
No-Load Battery Current
V
0 0.1
Transient Response
V
CESAT
IN
1.6
= 2V, V
V
V
OUT
OUT
1.8
0.2 0.3 0.4 0.5 0.6 0.7
vs I
= 3.3V
= 5V
2.0
SWITCH CURRENT (A)
INPUT VOLTAGE (V)
SW
OUT
2.2
200 s/DIV
= 5V
2.4
2.6
2.8
3.0
0.8 0.9
LT1300 G8
3.2
LT1300 G2
LT1300 G5
3.4
1
10V/DIV
V
1V/DIV
V
SHDN
700
600
100
500
400
300
200
OUT
80
70
60
50
40
30
20
10
0
0
1.5
Total Quiescent Current
in Shutdown
0
Maximum Output Current
vs Input Voltage
Startup Response
V
R
OUT
LOAD
V
I
LIM
OUT
= 5V
1
FLOATING
= 20
= 5V,
2
DO3316-223
COILCRAFT
2
L = 22µH
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
2.5
3
500 s/DIV
4
3
LT1300
L = 10µH
COILCRAFT
DO1608-103
5
3.5
6
4
LT1300 G3
LT1300 G6
7
LT1300 G9
3
4.5
8