MAX5099ATJ+ Maxim Integrated Products, MAX5099ATJ+ Datasheet - Page 5

• Manufacturer Part Number: MAX5099ATJ+
• Description: IC CONV BUCK SYNC DL 32TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5099ATJ+

• Internal Switch(s): Both
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 17.1 V
• Current - Output: 1A, 2A
• Frequency - Switching: 200kHz ~ 2.2MHz
• Voltage - Input: 4.5 ~ 19 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Power - Output: 2.76W
• Output Voltage: 5.2 V
• Output Current: 2 A
• Input Voltage: 5.2 V to 19 V
• Supply Current: 4.2 mA
• Switching Frequency: 1.9 MHz
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(VDRV = V
C
T
Note 2: 100% tested at T
Note 3: Operating supply range (V+) is guaranteed by V
Note 4: Output current is limited by the power dissipation of the package; see the Power Dissipation section in the Applications
INTERNAL DL_ DRIVERS
R
R
Break-Before-Make Time
FSEL_1
FSEL_1 Input High Threshold
FSEL_1 Input Low Threshold
FSEL_1 Input Leakage
ON/OFF
ON/OFF Input High Threshold
ON/OFF Input Low Threshold
ON/OFF Input Leakage Current
EN_ INPUTS
EN_ Input High Threshold
EN_ Input Hysteresis
EN_ Input Leakage Current
POWER-GOOD OUTPUT (PGOOD1, PGOOD2)
PGOOD_ Threshold
PGOOD_ Output Voltage
PGOOD_ Output Leakage
Current
OUTPUT OVERVOLTAGE PROTECTION
FB_ OVP Threshold Rising
FB_ OVP Threshold Falling
THERMAL PROTECTION
Thermal Shutdown
Thermal Hysteresis
J
BYPASS
DS(ON)
DS(ON)
= -40°C to +125°C, unless otherwise noted.) (Note 2)
Dual, 2.2MHz, Automotive Synchronous Buck
tested.
Information section.
= 0.22μF (low ESR), C
DL_ Sink
DL_ Source
PARAMETER
L
, V+ = V
Converter with 80V Load-Dump Protection
_______________________________________________________________________________________
L
= IN_HIGH = 5.2V or V+ = IN_HIGH = 5.2V to 19V, EN_ = V
A
= +25°C and T
VL
= 4.7μF (ceramic), C
I
I
ON/OFF_LEAK
FSEL_1_LEAK
I
V
LKPGOOD_
SYMBOL
V
V
I
R
R
EN_LEAK
TPGOOD_
V
V
PGOOD_
T
EN_HYS
T
ONDLN
ONDLP
OVP_R
OVP_F
SHDN
HYST
V
V
V
V
V
IH
IH
IH
IL
IL
A
= +125°C. Specifications at T
I
I
V
EN_ rising
Falling
I
V+ = V
V
Rising
SINK
SOURCE
SINK
ON/OFF
PGOOD_
V+
= 200mA
= 3mA
= 1μF (low ESR), C
L
L
line regulation test. Connect V+ to IN_HIGH and V
= V
= 5V
= 200mA
= 23V, V
IN_HIGH
CONDITIONS
FB_
= V
= 1V
A
EN_
IN_HIGH
= -40°C are guaranteed by design and not production
= 5.2V,
= 1μF (ceramic), R
L
, SYNC = GND, I
MIN
107
1.9
90
-1
2
2
IN_HIGH
VL
112.5
+165
TYP
0.35
92.5
114
1.8
2.0
0.5
50
20
= 0mA, PGND = SGND,
1
L
= 3.9kΩ, R
for 5V operation.
MAX
121
0.8
0.8
2.1
0.4
+1
95
2
2
2
OSC
% V
UNITS
% V
% V
= 10kΩ,
μA
μA
μA
μA
°C
°C
ns
Ω
Ω
V
V
V
V
V
V
V
FB_
FB
FB
5