MAX17020ETJ+ Maxim Integrated Products, MAX17020ETJ+ Datasheet - Page 6
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MAX17020ETJ+
Manufacturer Part Number
MAX17020ETJ+
Description
IC CTLR PWM DUAL STEP DN 32-TQFN
Manufacturer
Maxim Integrated Products
Series
Quick-PWM™r
Type
Dual Quick-PWM Step-Down Controllerr
Datasheet
1.MAX17020ETJT.pdf
(34 pages)
Specifications of MAX17020ETJ+
Applications
Power Supplies
Current - Supply
1mA
Voltage - Supply
6 V ~ 24 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-TQFN Exposed Pad
Output Voltage Range
0.7 V to 5.5 V
Input Voltage Range
6 V to 24 V
Input Current
1 mA
Power Dissipation
2.76 W
Operating Temperature Range
- 40 C to + 85 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Dual Quick-PWM Step-Down Controller
with Low-Power LDO, RTC Regulator
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, no load on LDO, RTC, OUT1, OUT2, and REF, V
LDOREFIN = GND, ONLDO = IN, ON1 = ON2 = V
(Note 3)
6
GATE DRIVERS
DH_ Gate Driver On-Resistance
DL_ Gate Driver On-Resistance
DH_ Gate Driver Source/Sink
Current
DL_ Gate Driver Source Current
DL_ Gate Driver Sink Current
Internal BST_ Switch
On-Resistance
BST_ Leakage Current
INPUTS AND OUTPUTS
TON Input Logic Levels
ON_ Input Logic Levels
ON_ Leakage Current
ONLDO Input Logic Levels
ONLDO Leakage Current
_______________________________________________________________________________________
, TON Leakage Current
Input Logic Levels
PARAMETER
I
SYMBOL
SKIP,
(SOURCE)
I
DL (SINK)
I
ONLDO
R
I
R
I
R
I
ON_
I
BST
BST
DH
DL
DH
DL
I
TON
BST1 - LX1 and BST2 - LX2 forced to 5V
DL1, DL2; high state
DL1, DL2; low state
DH1, DH2 forced to 2.5V,
BST1 - LX1 and BST2 - LX2 forced to 5V
DL1, DL2 forced to 2.5V
DL1, DL2 forced to 2.5V
I
V
OUT2 and FB1 above regulation threshold
High
REF or open
Low
High (forced-PWM)
Open (ultrasonic)
Low (skip)
V
68mV hysteresis
V
68mV hysteresis
V
BST
BST
ON1
ONLDO
CC
, T
_ = 10mA, V
_ = 26V, T
= V
= V
A
= 0 or 24V, T
= 0°C to +85°C, unless otherwise noted. Typical values are at T
ON2
TON
= 0 or 5V, T
= 0 or 5V, T
A
CONDITIONS
DD
= +25°C,
= 5V
IN
A
= +25°C
High (SMPS on)
Low (SMPS off)
High (SMPS on)
Low (SMPS off)
= 12V, V
A
A
= +25°C
= +25°C
DD
= V
CC
= V
SECFB
V
V
0.4V
0.4V
MIN
1.6
1.6
2.4
2.4
CC
CC
-2
-2
-1
-
-
= 5V, V
TYP
1.5
2.2
0.6
1.7
3.3
0.1
2
5
REFIN2
MAX
3.5
4.5
1.5
3.0
0.4
3.0
0.4
0.8
0.8
+2
+2
+1
= 1.0V, BYP =
5
A
= +25°C.)
UNITS
µA
µA
µA
µA
A
A
A
V
V
V
V