MSS1048-152NL AD [Analog Devices], MSS1048-152NL Datasheet - Page 4

• Manufacturer Part Number: MSS1048-152NL
• Description: Dual 5 A, 20 V Synchronous Step-Down
• Manufacturer: AD [Analog Devices]

SPECIFICATIONS
PVIN1 = PVIN2 = 12 V at T
Table 1.
Parameters
POWER INPUT (PVINx PINS)
FEEDBACK (FBx PINS)
ERROR AMPLIFIER (COMPx PINS)
INTERNAL REGULATOR (INTVCC PIN)
SWITCH NODE (SWx PINS)
LOW-SIDE DRIVER (DLx PINS)
OSCILLATOR (RT PIN)
SYNCHRONIZATION (SYNC PIN)
SOFT START (SSx PINS)
ADP2325
Power Input Voltage Range
Quiescent Current (PVIN1 + PVIN2)
Shutdown Current (PVIN1 + PVIN2)
PVINx Undervoltage Lockout Threshold
FBx Regulation Voltage
FBx Bias Current
Transconductance
Error Amplifier Source Current
Error Amplifier Sink Current
INTVCC Voltage
Dropout Voltage
Regulator Current Limit
High-Side On Resistance
High-Side Peak Current Limit
Low-Side Negative Current-Limit Threshold
SWx Minimum On Time
SWx Minimum Off Time
Rising Time
Falling Time
Sourcing Resistor
Sinking Resistor
PWM Switching Frequency
PWM Frequency Range
SYNC Input
SYNC Output
SSx Pin Source Current
PVINx Rising
PVINx Falling
Voltage
Synchronization Range
Minimum On Pulse Width
Minimum Off Pulse Width
High Threshold
Low Threshold
Frequency on SYNC Pin
Positive Pulse Time
3
3
3
1
3
3
2
J
= −40°C to +125°C, unless otherwise noted.
Symbol
V
I
I
UVLO
V
I
g
I
I
t
t
t
t
f
f
I
Q
SHDN
FB
SOURCE
SINK
SS
MIN_ON
MIN_OFF
R
F
SW
CLKOUT
PVIN
FB
m
Rev. 0 | Page 4 of 32
Test Conditions/Comments
MODE = GND, no switching
EN1 = EN2 = GND
PVINx = 4.5 V to 20 V
I
V
R
R
C
C
R
SYNC configured as input
SYNC configured as output
INTVCC
BST
ILIM
ILIM
DL
DL
OSC
= 2.2 nF, see Figure 23
= 2.2 nF, see Figure 26
to V
= floating, V
= 47 kΩ, V
= 100 kΩ
= 30 mA
SW
= 5 V
BST
BST
to V
to V
SW
SW
= 5 V
= 5 V
Min
4.5
3.5
0.594
370
40
45
4.75
80
6.4
3.4
510
250
300
100
100
1.3
100
2.5
3
30
4.2
3.7
0.6
0.01
500
65
65
5
300
100
48
8
4.8
50
130
150
20
10
4
1.4
600
f
3.5
Typ
SW
Max
20
5
40
4.4
0.606
0.1
630
90
85
5.25
120
80
9.6
6.2
690
1200
1200
4.5
6
3
0.4
Data Sheet
Unit
V
mA
μA
V
V
V
μA
μS
μA
μA
V
mV
mA
mΩ
A
A
mV
ns
ns
ns
ns
Ω
Ω
kHz
kHz
kHz
ns
ns
V
V
kHz
ns
μA