MAX15046BAEE+ Maxim Integrated Products, MAX15046BAEE+ Datasheet - Page 3

• Manufacturer Part Number: MAX15046BAEE+
• Description: IC CTLR SYNC BUCK 40V 16-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX15046BAEE+

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.6 ~ 34 V
• Current - Output: 3A
• Frequency - Switching: 100kHz ~ 1MHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Power - Output: 771.5mW
• Output Voltage: 0.6 V to 34 V
• Output Current: 25 A
• Output Power: 1818.2 mW
• Input Voltage: 4.5 V to 40 V
• Switching Frequency: 100 KHz to 1000 KHz
• Mounting Style: SMD/SMT
• Duty Cycle (max): 87.5 %
• Primary Input Voltage: 40V
• No. Of Outputs: 1
• No. Of Pins: 16
• Operating Temperature Range: -40°C To +125°C
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
noted. Typical values are at T
V
COMP Source/Sink Current
ENABLE (EN)
EN Input High
EN Input Low
EN Input Leakage Current
OSCILLATOR
Switching Frequency (100kHz)
Switching Frequency (300kHz)
Switching Frequency (1MHz)
Switching Frequency Adjustment
Range
RT Voltage
PWM MODULATOR
PWM Ramp Peak-to-Peak
Amplitude
PWM Ramp Valley
Minimum Controllable On-Time
Maximum Duty Cycle
Minimum Low-Side On-Time
OUTPUT DRIVERS/DRIVERS SUPPLY (V
Undervoltage Lockout
DRV Undervoltage Lockout
Hysteresis
DH On-Resistance
DL On-Resistance
DH Peak Current
COMP-RAMP
IN
= 24V, V
PARAMETER
EN
Minimum Voltage
= 5V, V
_______________________________________________________________________________________
GND
40V, High-Performance, Synchronous
= V
A
= +25NC.) (Note 2)
PGND
V
= 0V, C
SYMBOL
DRV_UVLO
V
V
I
V
V
VALLEY
COMP
RAMP
EN_H
f
f
f
V
EN_L
I
SW
SW
SW
EN
RT
DRV
IN
)
= 1FF, C
V
V
V
V
R
R
R
(Note 3)
R
f
f
V
Low, sinking 100mA,
V
High, sourcing 100mA,
V
Low, sinking 100mA,
V
High, sourcing 100mA,
V
C
SW
SW
COMP
EN
EN
EN
DRV
BST
BST
DRV
DRV
RT
RT
RT
RT
LOAD
= 300kHz (R
= 1MHz (R
rising
falling
= 5.5V
= 150kI
= 49.9kI
= 14.3kI
= 49.9kI
VCC
- V
- V
rising
= V
= V
= 10nF
= 1.4V
LX
LX
CC
CC
= 4.7FF, R
= 5V
= 5V
CONDITIONS
= 5.25V
= 5.25V
RT
Sinking,
V
Sourcing,
V
RT
BST
BST
= 14.3kI)
= 49.9kI)
RT
- V
- V
= 49.9kI, T
LX
LX
= 5V
= 5V
A
Buck Controller
= T
J
MIN
1.14
1.15
270
100
0.9
4.0
50
80
85
-1
= -40NC to +125NC, unless otherwise
TYP
1.20
1.05
87.5
200
100
300
110
400
1.2
1.5
1.5
4.2
1.5
1.5
80
70
1
1
1
3
2
MAX
1000
1.26
1.25
110
120
330
125
1.1
4.4
+1
3
4
3
4
UNITS
MHz
kHz
kHz
kHz
mV
mV
FA
FA
ns
ns
%
I
A
V
V
V
V
V
V
3