LTC3830-1ES8#PBF Linear Technology, LTC3830-1ES8#PBF Datasheet - Page 20

• Manufacturer Part Number: LTC3830-1ES8#PBF
• Description: IC DC/DC CONTRLR STEP-DWN 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3830-1ES8#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3V, Adj
• Current - Output: 20A
• Frequency - Switching: 200kHz
• Voltage - Input: 3 ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LTC3830/LTC3830-1
APPLICATIO S I FOR ATIO
20
+
4.7µF
C1
33pF
100Ω
0.1µF
SHUTDOWN
1µF
R
18k
C
NC
C
0.01µF
0.01µF
+
C
U
V
SS
FREQSET
SHDN
COMP
PV
CC
CC2
LTC3830
SENSE
U
5V
SENSE
PV
–
PGND
I
GND
CC1
MAX
I
G1
G2
FB
FB
MBR0530T1
+
W
5k
1k
Figure 12. 5V to 3.3V, 10A Application
C
C
L
Q1, Q2: VISHAY Si7892DP
O
IN
OUT
: SUMIDA CDEP105-2R5
: SANYO 6TPB330M
0.1µF
: SANYO 4TPB470M
0.1µF
U
Q2
Q1
2.5µH
+
L
O
C
330µF
×2
IN
+
C
470µF
×3
OUT
3.3V
10A
3.0
2.5
2.0
1.5
1.0
0.5
0
0
2
LOAD CURRENT (A)
4
6
8
V
V
IN
OUT
10
= 5V
= 3.3V
3830 F012
12
100
90
80
70
60
50
40
3830fa