LTC3407EDD-3#TRPBF Linear Technology, LTC3407EDD-3#TRPBF Datasheet - Page 4

• Manufacturer Part Number: LTC3407EDD-3#TRPBF
• Description: IC REG DC/DC DUAL STEPDOWN 10DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3407EDD-3#TRPBF

• 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: Lead free / RoHS Compliant
• Power - Output: -

LTC3407-3
TYPICAL PERFORMANCE CHARACTERISTICS
200mV/DIV
500mA/DIV
500mA/DIV
4
0.615
0.610
0.605
0.600
0.595
0.590
0.585
100
I
V
LOAD
95
90
85
80
75
70
65
60
55
50
OUT
–50
I
Reference Voltage vs
Temperature
Effi ciency vs V
2
L
10mA
V
V
Burst Mode OPERATION
CH2 OFF
Load Step
V
V
I
CIRCUIT OF FIGURE 1
OUT
LOAD
IN
IN
OUT
–25
= 3.6V
= 5V
= 1.8V
= 3.3V
= 80mA TO 800mA
3
0
TEMPERATURE (°C)
INPUT VOLTAGE (V)
1mA
25
IN
20μs/DIV
4
50
800mA
100mA
75
5
100
34073 G07
34073 G10
34073 G04
125
6
100
500
450
400
350
300
250
200
95
90
85
80
75
70
65
60
2.5
2.4
2.3
2.2
2.1
2.0
1
1
R
Effi ciency vs Load Current
–50
Burst Mode OPERATION
DS(ON)
Oscillator Frequency vs
Temperature
V
SYNCHRONOUS
IN
–25
= 3.6V
2
vs Input Voltage
SWITCH
LOAD CURRENT (mA)
10
0
3
TEMPERATURE (°C)
V
25
MAIN
SWITCH
IN
4
(V)
PULSE-SKIPPING
MODE
50
OTHER CHANNEL
100
5
NO LOAD ON
V
75
OUT
V
IN
6
= 3.3V
= 5V,
100
34073 G14
34073 G08
34073 G05
T
1000
A
7
125
= 25°C unless otherwise specifi ed.
550
500
450
400
350
300
250
200
150
100
100
90
80
70
60
–10
–50
10
–2
–4
–6
–8
8
6
4
2
0
1
R
Effi ciency vs Load Current
2
Oscillator Frequency Deviation
vs Supply Voltage
DS(ON)
–25
V
Burst Mode OPERATION
IN
MAIN SWITCH
SYNCHRONOUS SWITCH
= 4.2V
vs Temperature
0
LOAD CURRENT (mA)
3
TEMPERATURE (°C)
SUPPLY VOLTAGE (V)
V
10
NO LOAD ON OTHER CHANNEL
IN
25
= 3.6V
50
V
IN
PULSE-SKIPPING
MODE
4
= 3.6V, V
75
100
100
OUT
5
125
= 1.8V
34073 G09
34073 G11
34073fb
34073 G06
1000
150
6