AIC1641 ETC [List of Unclassifed Manufacturers], AIC1641 Datasheet - Page 3

• Manufacturer Part Number: AIC1641
• Description: LOW VOLTAGE STEP-UP DC/DC CONVERTER
• Manufacturer: ETC [List of Unclassifed Manufacturers]

ANALOG INTEGRATIONS CORPORATION
4F, 9 Industry E. 9th Road, Science-based Industrial Park , Hsinchu, Taiwan, R.O.C.
"
Output Voltage
Input Voltage
Start-Up Voltage
Hold-on Voltage
No-Load Input Current
Supply Current 1
Supply Current 2
EXT “H” On-Resistance
EXT “L” On-Resistance
Oscillator Duty Cycle
Max. Oscillator Freq.
Chip Enable Pin Input
High Voltage
ELECTRICAL CHARACTERISTICS
PARAMETER
V
V
V
V
I
I
I
EXT at no load, V
Measurement of the IC input cur-
rent
EXT at no load, V
Measurement of the IC input cur-
rent
V
V
V
Measure the waveform at the EXT
pin
V
Measure the waveform at the EXT
pin
V
V
Judge the oscillation at EXT pin
OUT
OUT
OUT
EXT
EXT
IN
IN
IN
CEH
IN
IN
IN
IN
=V
=V
=V
=1.8V
=1.8V
=2.0V
=3.0V
=1mA, V
=1mA, V
=0mA
=V
= 0.4V
: 0V 2.5V
TEST CONDITIONS
OUT
OUT
OUT
OUT
x 0.95
x 0.95
x 0.95
– 0.4V
IN
IN
:0 2V
:2 0V
IN
IN
=V
=V
OUT
OUT
x 0.5
+ 0.5
(Ta=25 C, I
LOW VOLTAGE STEP-UP DC/DC CONVERTER
TEL: [phone] FAX:[phone]
www.analog.com.tw
SYMBOL
V
V
R
R
DUTY
V
F
START
V
I
I
HOLD
V
EXTH
DD1
DD2
EXTL
OUT
I
OS
CEH
IN
IN
C
O
=10mA, Unless otherwise specified)
2.633
2.925
3.218
4.875
MIN.
1.2
1.3
1.4
2.1
65
80
2.700
3.000
3.300
5.000
TYP.
SPEC NO: DS-1641-00 05/04/00
300
200
185
130
110
105
0.8
18
45
50
60
80
80
70
60
75
7
MAX.
2.767
3.075
3.382
5.125
130
0.9
0.6
85
8
AIC1641
UNIT
KHz
%
V
V
V
V
V
A
A
A
3