LT1618EMS Linear Technology, LT1618EMS Datasheet - Page 10

• Manufacturer Part Number: LT1618EMS
• Description: IC DC/DC CONV STEP-UP 10-MSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LT1618EMS

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.26 ~ 36 V
• Current - Output: 1.5A
• Frequency - Switching: 1.4MHz
• Voltage - Input: 1.6 ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LT1618
10
TYPICAL APPLICATIONS
1.8V TO 3V
10kHz TO 50kHz
1.6V TO 3V
BRIGHTNESS
ADJUST
C1: TAIYO YUDEN JMK212BJ475
C2: TAIYO YUDEN EMK316BJ105
D1: ON SEMICONDUCTOR MBR0520
L1: SUMIDA CLQ4D10-4R7
U
PWM
V
IN
V
4.7µF
IN
C1
1µF
C1
0.1µF
5.1k
R3
C1, C2: TAIYO YUDEN JMK107BJ105KA
D1: ON SEMICONDUCTOR MBR0520
D2: LUMILEDS LXHL-BW02
L1: SUMIDA CR43-100
C3
2-Cell Luxeon LED Driver
2-Cell White LED Driver
9
4
9
4
GND
SHDN
I
GND
SHDN
I
ADJ
V
V
ADJ
IN
IN
8
5
8
5
LT1618
LT1618
100nF
4.7µH
0.1µF
10µH
L1
L1
C
C
[phone]
[phone]
[phone]
[phone]
SW
ISN
SW
ISP
V
ISN
ISP
V
FB
FB
C
C
7
10
7
10
D1
D1
3
2
1
3
2
1
2.49Ω
C2
1µF
0.15Ω
C2
1µF
R1
2M
R2
160k
332k
124k
350mA
20mA
1618 • TA03
1618 • TA12
D2
sn1618 1618fas