LT1304-5.0V UTC, LT1304-5.0V Datasheet - Page 13

• Manufacturer Part Number: LT1304-5.0V
• Description: MICROPOWER DC/DC CONVERTERS
• Manufacturer: UTC

UTC LT1304/LT1304-3.3V/LT1304-5.0V
UTC
TYPICAL CHARACTERISTICS
2 CELLS
IQ〜10 μA
〜
〜
+
Super Burst Low
100μF
2N3906
UNISONIC TECHNOLOGIES CO., LTD.
47K
200K
Figure 12. Overall System Efficiency Including Battery Efficiency
Accounts for Rapid Drop in Efficiency at Higher Load Current
LBO
vs Load Current.Internal lmpedance of Alkaline AA Cells
V IN
FB
SHDN
I
LT1304
Q
33 μ H
47K
LINEAR INTEGRATED CIRCUIT
DC/DC Converter
GND
SW
100
LBI
I L IM
90
80
70
60
50
40
30
20
10
0
1
22K
MBR0530
1.21M
LOAD CURRENT(mA)
3.83M
0.0
1%
1
μF
+
10
220μF
100mA
5V
90
80
70
50
40
60
100
0.01
200
0.1
Super Burst Efficiency
Load Current (m)
V
V
IN
IN
=3V
1.0
=2V
QW-R103-018,A
10
100
13