LT3433IFE Linear Technology, LT3433IFE Datasheet - Page 14

• Manufacturer Part Number: LT3433IFE
• Description: IC CONV DC/DC 200KHZ SW 16-TSSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of LT3433IFE

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3 ~ 20 V
• Current - Output: 500mA
• Frequency - Switching: 200kHz
• Voltage - Input: 4 ~ 60 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LT3433
TYPICAL APPLICATIO S
14
100
90
80
70
60
50
40
30
20
8V TO 60V
0.1
V
IN
V
(BURST)
IN
= 20V
(BURST)
V
1
OUTPUT CURRENT (mA)
IN
= 8V
C6
2.2 F
100V
Efficiency
10
C3 330pF
C2 1nF
U
100
V
B160A
V
IN
R1 68k
D
IN
S1
20k
= 20V
1%
R2
= 8V
3433 TA04b
1N4148
0.47 F
1000
R3
174k
1%
(BURST)
20V
C7
D2
8V-60V to 12V Converter
(NO BURST)
TDK SLF12565T-221M1R0
V
SW_H
V
BURST_EN
V
V
BST
IN
C
FB
LT3433
200 H
SGND
L1
PWRGND
SW_L
SHDN
V
V
BIAS
OUT
SS
C4
0.01 F
500
400
300
200
100
0
0
Minimum Output Current vs V
B120A
D
S2
10
BUCK
D1
1N4148
C6
0.1 F
20V
3433 TA04a
20
V
IN
30
+
MODE SWITCH:
V
V
(V)
IN
IN
BRIDGED
H-L: 16.6V
L-H: 17V
C5
47 F
25V
40
V
12V
8V < V
18V < V
50
OUT
3433 TA04c
IN
IN
60
IN
< 18V: 125mA
< 60V: 380mA
3433f