LTC3407EDD-2 Linear Technology, LTC3407EDD-2 Datasheet - Page 16

• Manufacturer Part Number: LTC3407EDD-2
• Description: IC REG DC/DC DUAL STEPDOWN 10DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3407EDD-2

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.6 ~ 5 V
• Current - Output: 1A
• Frequency - Switching: 1.5MHz
• Voltage - Input: 2.5 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-DFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC3407-2
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER DESCRIPTION
LTC1878
LT1940
LTC3252
LTC3405/
LTC3405A
LTC3406/
LTC3406B
LT3407
LTC3411
LTC3412
LTC3414
LTC3440
ThinSOT is a trademark of Linear Technology Corporation.
16
V
OUT2
AT 200mA
= 3.3V
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
+
90
80
70
60
50
40
30
600mA (I
Converter
Dual Output 1.4A(I
Step-Down DC/DC Converter
Dual 250mA (I
Step-Down DC/DC Converter
300mA (I
Converters
600mA (I
Converters
600mA, 1.5MHz Dual Synchronous Step-Down DC/DC
Converter
1.25A (I
Converter
2.5A (I
4A (I
600mA (I
Converter
C6
47μF
1
V
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
OUT
Effi ciency vs Load Current
OUT
OUT
= 3.3V
OUT
C3
10μF
), 4MHz, Synchronous Step Down DC/DC Converter
OUT
OUT
OUT
OUT
●
D1
), 4MHz, Synchronous Step Down DC/DC Converter
), 4MHz, Synchronous Step Down DC/DC
FAX: [phone]
2mm Height Lithium-Ion Single Inductor Buck-Boost Regulator and a Buck Regulator
LOAD CURRENT (mA)
), 550kHz, Synchronous Step-Down DC/DC
), 1.5MHz, Synchronous Step-Down DC/DC
), 1.5MHz, Synchronous Step-Down DC/DC
), 2MHz, Synchronous Buck-Boost DC/DC
M1
10
OUT
), 1MHz, Spread Spectrum Inductorless
OUT)
10μH
V
L2
, Constant 1.1MHz, High Effi ciency
IN
TO 4.2V
= 2.8V
100
C5, 22pF
2.8V
●
887k
4.2V
3.6V
R4
www.linear.com
3407 TA05
1000
C1
10μF
R3
196k
MODE/SYNC
SW2
V
RUN2
FB2
LTC3407-2
GND
V
IN
RUN1
SW1
POR
V
FB1
COMMENTS
95% Effi ciency, V
I
V
TSSOP-16E Package
88% Effi ciency, V
I
96% Effi ciency, V
I
96% Effi ciency, V
I
96% Effi ciency, V
I
95% Effi ciency, V
I
95% Effi ciency, V
I
95% Effi ciency, V
I
95% Effi ciency, V
I
301k
SD
Q
SD
SD
SD
SD
SD
SD
SD
IN
R1
= 60μA, I
2.2μH
R5
100k
: 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
L1
C4, 22pF
604k
R2
SD
POWER-ON
RESET
100
95
90
85
80
75
70
65
60
< 1μA, DFN-12 Package
OUT(MIN)
1
IN
IN
IN
IN
IN
IN
IN
IN
IN
V
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
: 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
Effi ciency vs Load Current
3407 TA04
C2
10μF
V
AT 800mA
= 1.8V
OUT1
= 1.2V, I
LOAD CURRENT (mA)
= 1.8V
4.2V
10
2.8V
OUT(MIN)
Q
© LINEAR TECHNOLOGY CORPORATION 2004
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
= 2.5mA, I
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
C6: SANYO 6TPB47M
D1: PHILIPS PMEG2010
L1: MURATA LQH32CN2R2M33
L2: TOKO A914BYW-100M (D52LC SERIES)
M1: SILICONIX Si2302
OUT(MIN)
3.6V
100
= 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
LT 0809 REV C • PRINTED IN USA
= 0.8V, I
SD
= <1μA,
3407 TA06
Q
1000
= 10μA,
Q
Q
Q
Q
Q
Q
Q
= 20μA,
= 20μA,
= 40μA,
= 60μA,
= 60μA,
= 25μA,
= 64μA,
34072fc