MAX1605EUT#TG16 Maxim Integrated Products, MAX1605EUT#TG16 Datasheet - Page 9
MAX1605EUT#TG16
Manufacturer Part Number
MAX1605EUT#TG16
Description
IC BOOST CONVERTER 30V SOT23-6
Manufacturer
Maxim Integrated Products
Type
Step-Up (Boost)r
Datasheet
1.MAX1605EUT-T.pdf
(12 pages)
Specifications of MAX1605EUT#TG16
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
0.8 ~ 30 V
Current - Output
500mA
Frequency - Switching
500kHz
Voltage - Input
2.4 ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SOT-23-6
Power - Output
696mW
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Figure 4. Negative Voltage for LCD Bias
saturation region. When shut down, the input voltage
exceeds the emitter voltage so the inactive transistor
provides high-impedance isolation between the input
and output. Efficiency will be slightly degraded due to
the PNP transistor saturation voltage and base current.
Figure 5. Output Disconnected in Shutdown
V
CC
ON
= 2.4V TO 5.5V
V
IN
= 0.8V TO V
OFF
OUT
V
SHDN
LIM
CC
MAX1605
10µH
L1
_______________________________________________________________________________________
GND
LX
FB
2.4V TO
5.5V
0.8V TO
V
V
V
OUT
IN
CC
30V Internal Switch LCD Bias Supply
=
=
ON
R1
R2
0.1µF
V
(V
R3 = 180k
C6
SET
OUT
= 18.3V
+ 0.3V)
OFF
Ω
1µF
C5
2N2907A
V
SHDN
LIM
CC
MAX1605
10µH
V
L1
OUT
= 18V
GND
LX
FB
240kΩ
D3**
1Ω
R1
R3
TRANSISTOR COUNT: 2329
*D1, D2 = CENTRAL SEMICONDUCTOR
0.1µF
**D3 = CENTRAL SEMICONDUCTOR
C3
C1
1000pF
16.5kΩ
R2
CMPD7000 DUAL
CMSD4448 (1N4148)
D2*
D1*
C4
0.01µF
1µF
C2
-19V
V
NEG
Chip Information
9