MAX8598ETE+ Maxim Integrated Products, MAX8598ETE+ Datasheet - Page 3
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MAX8598ETE+
Manufacturer Part Number
MAX8598ETE+
Description
IC CNTRLR STP DWN LDO 16-TQFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX8597ETP.pdf
(24 pages)
Specifications of MAX8598ETE+
Pwm Type
Controller
Number Of Outputs
1
Frequency - Max
1.4MHz
Duty Cycle
99.5%
Voltage - Supply
4.5 V ~ 28 V
Buck
Yes
Boost
No
Flyback
No
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
No
Operating Temperature
-40°C ~ 85°C
Package / Case
16-TQFN Exposed Pad
Frequency-max
1.4MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS (continued)
(V
V
unless otherwise noted.)
DH Minimum Off-Time
DH Minimum On-Time
FB ERROR AMPLIFIER
FB Input Bias Current
FB Input Voltage Set Point
FB Offset Error
Error-Amp Open-Loop Voltage
Gain
Slew Rate
UNCOMMITTED OPERATIONAL AMPLIFIER (MAX8597 only)
Open-Loop Voltage Gain (A
Output-Voltage Swing High
Output-Voltage Swing Low
Unity-Gain BW
Phase Margin
Slew Rate
Input Offset Voltage
Input Leakage Current
Input Common-Mode Range
(CMVR)
Common-Mode Rejection Ratio
(CMRR)
DRIVERS
DH, DL Break-Before-Make Time
DH On-Resistance in Low State
DH On-Resistance in High State
DL On-Resistance in Low State
DL On-Resistance in High State
BST Bias Current
LX Bias Current
BST/LX Leakage Current
LOGIC INPUTS (EN)
Input Low Level
Input High Level
Input Bias Current
LX
V+
- 0.2V, V
= V
VL
PARAMETER
= V
FB
AVL
= 0.65V, GND = PGND = 0V, C
= V
_______________________________________________________________________________________
EN
= V
VOL
REFIN
)
= 5V, V
Over load and line
V
V
C
R
R
V
V
C
C
C
V
C
V
V
V
V
V
V
V
4.5V < V
4.5V < V
V
REFIN
COMP
LOAD
LOAD
AIN+
AIN+
CM
BST
BST
VL
VL
BST
BST
BST
VL
LOAD
LOAD
LOAD
LOAD
LOAD
Low-Dropout, Wide-Input-Voltage,
= V
= V
= V
= 1.25V and 2.5V
- V
- V
= 33V, V
= 33V, V
= V
= 2.5V, V
= 2.5V, V
BST
= 100kΩ
= 10kΩ
= 1.25V and 2.5V, measured with respect to REFIN
= 80pF
= 10pF, R
= 100pF, R
= 100pF
= 2000pF
= 1.2V to 2.4V
V+
V+
V+
LX
LX
VL
VL
LX
= 5V
= 5V
= V
= 5V
= 5V
= V
= V
= 6V, V
= 28V, V
SS
LX
LX
AVL
V+
V+
= 0.01µF, R
AIN
AIN
= 28V, V
= 28V, V
LOAD
= V
= V
= 5.5V, V
LOAD
- = (V
- = (V
LX
EN
AVL
AVL
= 1V, C
= 10kΩ to 100kΩ
CONDITIONS
= 0V
AIN+
AIN+
= 10kΩ to 100kΩ
EN
EN
< 5.5V
< 5.5V
FREQ
EN
= 0V
= 0V
- 100mV), I
+ 100mV), I
VL
= 0 to 5.5V
= 4.7µF, C
= 20kΩ, T
Step-Down Controllers
SOURCE
SINK
REFOUT
A
= 0°C to +85°C, typical values are at T
= 100µA
= 100µA
= 1µF, V
AIN-
V
20mV
+0.50
0.594
MIN
2.40
+10
180
AVL
-10
= V
72
-3
-1
AOUT
-
0.600
TYP
0.45
-230
1.14
1.73
+80
+40
200
115
230
1.5
3.5
1.0
1.5
1.3
90
18
90
70
75
20
, V
AIN+
V
0.606
MAX
-520
0.80
+10
220
140
100
AVL
520
= 2.5V, V
-10
2.0
2.5
3.3
1.0
2.5
+3
+1
20
50
A
-
= +25°C,
D egr ees
UNITS
MHz
V/µs
V/µs
mV
mV
mV
ILIM
dB
dB
dB
nA
nA
µA
µA
µA
µA
ns
ns
ns
Ω
Ω
Ω
Ω
V
V
V
V
V
3
=