W-6137 Datasheet, PDF (2/16 Pages) Copal Electronics – CMOS Boost Converter

W-6137
V_IN
2.2 to
5.5 V
C1
1F
OFF _ON
L
D
22 H
C2
SW _{0.22 F}
VIN
W-6137
V_OUT
SHDN FB
GND
V_FB = 300 mV
R1
15
L: Murata LQH32CN220
D: Central CMDSH2-3 (rated 30 V)
Figure 1. Typical Application Circuit
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
VIN, FB voltage
ï0.3 to +7
V
SHDN voltage
ï0.3 to +7
V
SW voltage
ï0.3 to +40
V
Storage Temperature Range
ï65 to +160
C
Junction Temperature Range
ï40 to +150
C
Lead Temperature
300
C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 2. RECOMMENDED OPERATING CONDITIONS
Parameter
Range
Unit
VIN
2.2 to 5.5
V
SW pin voltage
0 to 24
V
Ambient Temperature Range
ï40 to +85
C
LED Bias Current
1 to 30
mA
2