LTC3407-2 Linear Technology, LTC3407-2 Datasheet - Page 16

• Manufacturer Part Number: LTC3407-2
• Description: 2.25MHz Step-Down DC/DC Regulator
• Manufacturer: Linear Technology

TYPICAL APPLICATIO
PART NUMBER
LTC1878
LT1940
LTC3252
LTC3405/LTC3405A
LTC3406/LTC3406B
LT3407
LTC3411
LTC3412
LTC3414
LTC3440
LTC3407-2
RELATED PARTS
16
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
90
80
70
60
50
40
30
1
Efficiency vs Load Current
V
Burst Mode OPERATION
NO LOD ON OTHER CHANNEL
DESCRIPTION
600mA (I
Synchronous Step-Down DC/DC Converter
Dual Output 1.4A(I
High Efficiency Step-Down DC/DC Converter
Dual 250mA (I
Inductorless Step-Down DC/DC Converter
300mA (I
Synchronous Step-Down DC/DC Converters
600mA (I
Synchronous Step-Down DC/DC Converters
600mA, 1.5MHz
Dual Synchronous Step-Down DC/DC Converter
1.25A (I
Synchronous Step Down DC/DC Converter
2.5A (I
Synchronous Step Down DC/DC Converter
4A (I
Synchronous Step Down DC/DC Converter
600mA (I
Synchronous Buck-Boost DC/DC Converter
OUT
V
= 3.3V
●
OUT2
2mm Height Lithium-Ion Single Inductor Buck-Boost Regulator and a Buck Regulator
OUT
FAX: [phone]
AT 200mA
OUT
LOAD CURRENT (mA)
= 3.3V
OUT
10
), 4MHz,
OUT
OUT
OUT
OUT
), 4MHz,
), 4MHz,
+
), 550kHz,
), 1.5MHz,
), 1.5MHz,
), 2MHz,
OUT
C6
47µF
), 1MHz, Spread Spectrum
100
OUT)
U
, Constant 1.1MHz,
C3
10µF
2.8V
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
C6: SANYO 6TPB47M
D1: PHILIPS PMEG2010
D1
4.2V
3.6V
3407 TA05
●
www.linear.com
M1
1000
10µH
V
L2
IN
TO 4.2V
= 2.8V
C5, 22pF
887k
R4
196k
C1
10µF
R3
MODE/SYNC
SW2
V
RUN2
FB2
COMMENTS
95% Efficiency, V
I
V
TSSOP-16E Package
88% Efficiency, V
I
96% Efficiency, V
I
96% Efficiency, V
I
96% Efficiency, V
I
95% Efficiency, V
I
95% Efficiency, V
I
95% Efficiency, V
I
95% Efficiency, V
I
LTC3407-2
L1: MURATA LQH32CN2R2M33
L2: TOKO A914BYW-100M (D52LC SERIES)
M1: SILICONIX Si2302
SD
Q
SD
SD
SD
SD
SD
SD
SD
IN
GND
= 60µA, I
V
: 3V to 25V, V
<1µA, MSOP-8, Package
<1µA, ThinSOT Package
<1µA, ThinSOT Package
<1µA, MSE, DFN Package
<1µA, MSOP-10 Package
<1µA, TSSOP-16E Package
<1µA, TSSOP-28E Package
<1µA, MSOP-10 Package
IN
RUN1
SW1
POR
V
FB1
SD
100
< 1µA, DFN-12 Package
95
90
85
80
75
70
65
60
2.2µH
R5
100k
R1
301k
OUT(MIN)
L1
1
IN
IN
IN
IN
IN
IN
IN
IN
IN
Efficiency vs Load Current
V
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
C4, 22pF
POWER-ON
RESET
: 2.7V to 6V, V
: 2.7V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.25V to 5.5V, V
: 2.5V to 5.5V, V
OUT
604k
R2
= 1.8V
= 1.2V, I
LOAD CURRENT (mA)
4.2V
10
2.8V
© LINEAR TECHNOLOGY CORPORATION 2004
C2
10µF
V
AT 800mA
OUT(MIN)
OUT1
Q
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
= 2.5mA, I
OUT(MIN)
3.6V
= 1.8V
100
3407 TA04
www.DataSheet4U.com
LT/TP 0304 1K • PRINTED IN USA
= 0.8V, I
= 0.9V to 1.6V,
= 0.8V, I
= 0.6V, I
= 0.6V, I
= 0.8V, I
= 0.8V, I
= 2.5V, I
3407 TA06
= 0.8V, I
SD
1000
= <1µA,
Q
= 10µA,
Q
Q
Q
Q
Q
Q
Q
= 20µA,
= 20µA,
= 40µA,
= 60µA,
= 60µA,
= 25µA,
sn34072 34072fs
= 64µA,