LTC3407EDD Linear Technology, LTC3407EDD Datasheet - Page 16

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

Specifications of LTC3407EDD

• 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
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LT1616
LT1940
LTC3252
LTC3405/LTC3405A
LTC3406/LTC3406B
LTC3407
LTC3411
LTC3412
LTC3414
LTC3440/LTC3441
ThinSOT is a trademark of Linear Technology Corporation.
16
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
90
80
70
60
50
40
30
1
Effi ciency vs Load Current
V
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
OUT
DESCRIPTION
500mA (I
High Effi ciency Step-Down DC/DC Converter
Dual Output 1.4A(I
High Effi ciency 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 (I
Dual Synchronous 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/1.2A (I
Synchronous Buck-Boost DC/DC Converter
= 3.3V
●
2mm Height Lithium-Ion Single Inductor Buck-Boost Regulator and a Buck Regulator
FAX: [phone]
LOAD CURRENT (mA)
OUT
10
V
OUT
OUT2
AT 200mA
OUT
), 4MHz,
OUT
OUT
OUT
OUT
), 4MHz,
= 3.3V
), 4MHz,
), 1.4MHz,
), 1.5MHz,
), 1.5MHz,
), 1.5MHz,
OUT
OUT
+
100
2.8V
), 1MHz, Spread Spectrum
), 2MHz/1MHz,
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
C6: SANYO 6TPB47M
D1: PHILIPS PMEG2010
OUT)
C6
47μF
3.6V
4.2V
, Constant 1.1MHz,
3407 TA05
●
1000
www.linear.com
C3
10μF
D1
V
IN
TO 4.2V
M1
= 2.8V
887k
10μH
R4
L2
196k
C1
10μF
R3
MODE/SYNC
SW2
V
RUN2
FB2
L1: MURATA LQH32CN2R2M33
L2: TOKO A914BYW-100M (D52LC SERIES)
M1: SILICONIX Si2302
COMMENTS
LTC3407
90% 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
SD
SD
SD
SD
SD
SD
SD
SD
SD
GND
IN
V
IN
: 3V to 25V, V
<1μA, ThinSOT™ Package
< 1μA, DFN-12 Package
<1μA, ThinSOT Package
<1μA, ThinSOT Package
<1μA, MS10E Package, DFN Package
<1μA, MSOP-10 Package
<1μA, TSSOP-16E Package
<1μA, TSSOP-28E Package
<1μA, MSOP-10 Package/DFN Package
RUN1
SW1
POR
V
FB1
R5
100k
2.2μH
R1
442k
L1
OUT(MIN)
100
C4, 22pF
IN
IN
IN
IN
IN
IN
IN
IN
IN
POWER-ON
RESET
95
90
85
80
75
70
65
60
887k
: 3.6V to 25V, 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
R2
1
Effi ciency vs Load Current
V
Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL
OUT
= 1.8V
= 1.2V I
LOAD CURRENT (mA)
10
C2
10μF
V
AT 600mA
4.2V
OUT1
Q
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
= 2.5mA, I
© LINEAR TECHNOLOGY CORPORATION 2003
2.8V
OUT(MIN)
= 1.8V
3407 TA04
100
= 1.25V I
: 0.9V to 1.6V, I
= 0.8V I
= 0.6V I
= 0.6V I
= 0.8V I
= 0.8V I
= 2.5V I
= 0.8V I
SD
LT 0809 REV A • PRINTED IN USA
3407 TA06
<1μA,
3.6V
1000
Q
Q
Q
Q
Q
Q
Q
Q
= 20μA,
= 20μA,
= 40μA,
= 60μA,
= 60μA,
= 25μA,
= 1.9mA,
= 64μA,
Q
= 60μA
3407fa