LT3470AEDDB#TRMPBF Linear Technology, LT3470AEDDB#TRMPBF Datasheet - Page 16

• Manufacturer Part Number: LT3470AEDDB#TRMPBF
• Description: IC BUCK ADJ .25A 8DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT3470AEDDB#TRMPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 16 V
• Current - Output: 250mA
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Frequency - Switching: -

APPLICATIONS INFORMATION
LT3470A
16
5.7V TO 40V
4V TO 40V
4V TO 40V
V
V
V
IN
IN
IN
C1: TDK C3216JB1H105M
C2: CE JMK316 BJ226ML-T
L1: TOKO A914BYW-330M=P3
C1: TDK C3216JB1H105M
C2: TDK C2012JB0J226M
L1: SUMIDA CDRH3D28
C1: TDK C3216JB1H105M
C2: CE JMK316 BJ226ML-T
L1: TOKO A993AS-270M=P3
OFF ON
OFF ON
OFF ON
C1
1μF
C1
1μF
C1
1μF
3.3V Step-Down Converter
2.5V Step-Down Converter
5V Step-Down Converter
SHDN
SHDN
SHDN
V
V
V
IN
IN
IN
LT3470A
LT3470A
LT3470A
GND
GND
GND
BOOST
BOOST
BOOST
BIAS
BIAS
BIAS
SW
SW
SW
FB
FB
FB
C3
0.22μF , 6.3V
C3
0.47μF , 6.3V
C3
0.22μF , 6.3V
33μH
33μH
33μH
22pF
22pF
22pF
L1
L1
L1
R1
604k
R2
200k
R1
200k
R2
200k
R1
324k
R2
200k
3470a TA03
3470a TA04
3470a TA02
C2
22μF
C2
22μF
C2
22μF
V
5V
250mA
V
2.5V
250mA
V
3.3V
250mA
OUT
OUT
OUT
3470afb