LT3505EMS8E#PBF Linear Technology, LT3505EMS8E#PBF Datasheet - Page 21

• Manufacturer Part Number: LT3505EMS8E#PBF
• Description: IC REG SW STP DWN 1.2A 8-MSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT3505EMS8E#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.78 ~ 33.8 V
• Current - Output: 1.2A
• Frequency - Switching: 200kHz ~ 3MHz
• Voltage - Input: 3.6 ~ 36 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP Exposed Pad, 8-HMSOP, 8-eMSOP
• Dc To Dc Converter Type: Step Down
• Pin Count: 8
• Input Voltage: 36V
• Output Voltage: 0.78 to 33.84V
• Switching Freq: 200 TO 3000KHz
• Output Current: 1.2A
• Package Type: MSOP EP
• Output Type: Adjustable
• Switching Regulator: Yes
• Line Regulation: 0.007%/V(Typ)
• Mounting: Surface Mount
• Input Voltage (min): 3.6V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Compliant

TYPICAL APPLICATIONS
3.6V TO 25V
CMPZ5240B
CMPZ5242B
6V TO 36V
ON OFF
ON OFF
10V
12V
V
V
IN
IN
2.2µF
1.5M
698k
1µF
V
SHDN
R
V
SHDN
R
IN
T
IN
T
44.2k
20.0k
LT3505
BAT54
LT3505
GND
GND
BOOST
BOOST
SW
FB
V
SW
FB
V
C
C
60.4k
100k
120pF
22pF
0.1µF 4.7µH
0.1µF 3.3µH
MBRM140
MBRM140
2.2MHz, 3.3V Step-Down Converter
1.2MHz, 1.8V Step-Down Converter
1N4148
26.1k
20.0k
36.5k
11.3k
22pF
68pF
3505 TA02
3505 TA03
10µF
22µF
V
3.3V
V
1.8V
1.2A
OUT
OUT
2.50
2.25
2.00
1.75
1.50
1.25
0.75
0.50
0.25
0.00
1.40
1.20
0.80
0.60
0.40
0.00
1.60
1.00
0.20
1.0
0
5
10
5
15
Switching
Frequency
Maximum
Load Current
INPUT VOLTAGE (V)
Input Voltage [V]
10
20
25
15
LT3505
Switching
Frequency
Maximum
Load Current
30
20
LTC3505 • TA02b
21
LT3505 • TA03b
35
3505fc
40
25