DC1477A Linear Technology, DC1477A Datasheet - Page 3
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DC1477A
Manufacturer Part Number
DC1477A
Description
BOARD EVAL LTM4609
Manufacturer
Linear Technology
Series
µModuler
Specifications of DC1477A
Main Purpose
DC/DC, Step Up or Down
Outputs And Type
1, Non-Isolated
Voltage - Output
30V
Current - Output
10A
Voltage - Input
10 ~ 36V
Regulator Topology
Buck-Boost
Frequency - Switching
300kHz
Board Type
Fully Populated
Utilized Ic / Part
LTM4609
Lead Free Status / RoHS Status
Not applicable / Not applicable
Power - Output
-
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
Output Specifi cations
I
ΔV
ΔV
Switch Section
M1 t
M1 t
M3 t
M3 t
M2, M4 t
M2, M4 t
t
t
t
t
Mode Transition 1
Mode Transition 2
M1 R
M2 R
M3 R
M4 R
Oscillator and Phase-Locked Loop
f
f
f
R
I
OUTDC
1d
2d
3d
4d
NOM
LOW
HIGH
PLLFLTR
PLLIN
FB
FB
r
f
r
f
/V
/V
DS(ON)
DS(ON)
DS(ON)
DS(ON)
FB(NOM)
FB(LOAD)
r
f
PARAMETER
Output Continuous Current Range
(See Output Current Derating Curves
for Different V
Reference Voltage Line Regulation
Accuracy
Load Regulation Accuracy
Turn-On Time (Note 5)
Turn-Off Time
Turn-On Time
Turn-Off Time
Turn-On Time
Turn-Off Time
M1 Off to M2 On Delay (Note 5)
M2 Off to M1 On Delay
M3 Off to M4 On Delay
M4 Off to M3 On Delay
M2 Off to M4 On Delay
M4 Off to M2 On Delay
Static Drain-to-Source
On-Resistance
Static Drain-to-Source
On-Resistance
Static Drain-to-Source
On-Resistance
Static Drain-to-Source
On-Resistance
Nominal Frequency
Lowest Frequency
Highest Frequency
PLLIN Input Resistance
Phase Detector Output Current
IN
, V
OUT
and T
A
)
A
CONDITIONS
V
V
V
V
V
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Drain to Source Voltage V
Bias Current I
Bias Current I
Bias Current I
Bias Current I
Bias Current I
V
V
V
f
f
PLLIN
PLLIN
IN
IN
IN
COMP
COMP
PLLFLTR
PLLFLTR
PLLFLTR
= 25°C (Note 2), V
= 32V, V
= 6V, V
= 4.5V to 36V, V
< f
> f
The
= 1.2V to 0.7V
= 1.2V to 1.8V (Note 4)
OSC
OSC
= 1.2V
= 0V
= 2.4V
OUT
OUT
l
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
SW
denotes the specifi cations which apply over the full operating
= 12V
= 12V
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 10mA
= 3A
= 3A
= 3A
= 3A
COMP
IN
= 12V. Per typical application (front page) confi guration.
= 1.2V (Note 4)
DS
DS
DS
DS
DS
DS
DS
DS
DS
DS
DS
DS
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
= 12V,
l
l
MIN
260
170
340
0.002
–0.15
0.15
TYP
220
220
300
200
400
–15
10
50
40
25
20
20
20
50
50
50
50
10
14
14
14
50
15
4
LTM4609
MAX
–0.5
0.02
330
220
440
0.5
20
20
20
UNITS
4609fb
3
%/V
mΩ
mΩ
mΩ
mΩ
kHz
kHz
kHz
kΩ
μA
μA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%
A
A