Storage Temperature Range ..............................-65°C to +150°C
Lead Temperature (soldering, 10s)...................................+300°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these
or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect
device reliability.
Package Information
PACKAGE TYPE: 48-PIN TQFN
Package Code
Outline Number
Land Pattern Number
T4866+2
21-0141
90-0007
For the latest package outline information and land patterns (footprints), go to
www.maximintegrated.com/packages.
Note that a “+”,
“#”, or “-” in the package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing
pertains to the package regardless of RoHS status.
(Standard
Application Circuit,
V
INLDO
= 12V, V
INA
= V
INBC
= V
DD
= V
CC
= V
BYP
= V
CSPA
= V
CSNA
= 5V, V
IND
= 1.8V, V
SHDN
= V
ONA
= V
ONB
= V
ONC
= V
OND
= 5V, I
REF
= I
LDO5
= I
OUTD
= no load, FREQ = GND,
UP/DN
= V
CC
,
T
A
= 0°C to +85°C,
unless otherwise
noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
Input Voltage Range
INA Undervoltage Threshold
INBC Input Voltage Range
SUPPLY CURRENTS
V
INLDO
Shutdown Supply Current
V
INLDO
Suspend Supply Current
V
CC
Shutdown Supply Current
V
DD
Shutdown Supply Current
INA Shutdown Current
I
INA
I
IN(SHDN)
I
IN(SUS)
V
INLDO
= 5.5V to 38V,
SHDN
= GND
V
INLDO
= 5.5V to 38V, ON_ = GND,
SHDN
= INLDO
SHDN
= ONA = ONB = ONC = OND =
GND, T
A
= +25°C
SHDN
= ONA = ONB = ONC = OND =
GND, T
A
= +25°C
SHDN
= ONA = ONB = ONC = OND =
GND,
UP/DN
= V
CC
10
50
0.1
0.1
7
15
80
1
1
10
µA
µA
µA
µA
µA
V
INA(UVLO)
SYMBOL
CONDITIONS
UP/DN
= LDO5, INLDO, INA = LDO5
UP/DN
= LDO5, INA = V
CC
, rising edge,
hysteresis = 160mV
MIN
5.5
4.0
2.3
4.2
TYP
MAX
38
4.4
5.5
UNITS
V
V
V
Electrical Characteristics (T
A
= 0°C to +85°C)
www.maximintegrated.com
Maxim Integrated
│
2
MAX17019
High-Input-Voltage Quad-Output Controller
(Standard
Application Circuit,
V
INLDO
= 12V, V
INA
= V
INBC
= V
DD
= V
CC
= V
BYP
= V
CSPA
= V
CSNA
= 5V, V
IND
= 1.8V, V
SHDN
= V
ONA
= V
ONB
= V
ONC
= V
OND
= 5V, I
REF
= I
LDO5
= I
OUTD
= no load, FREQ = GND,
UP/DN
= V
CC
,
T
A
= 0°C to +85°C,
unless otherwise
noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
5V LINEAR REGULATOR (LDO5)
V
CC
Supply Current
Main Step-Down and Regulator B
V
CC
Supply Current
Main Step-Down and Regulator C
V
CC
Supply Current
Main Step-Down and Regulator D
INA Supply Current
5V LINEAR REGULATOR (LDO5)
LDO5 Output Voltage
LDO5 Short-Circuit Current Limit
BYP Switchover Threshold
LDO5-to-BYP Switch Resistance
1.25V REFERENCE
Reference Output Voltage
Reference Load Regulation
Reference Undervoltage Lockout
OSCILLATOR
FREQ = V
CC
Oscillator Frequency
f
OSC
f
SWA
Switching Frequency
Maximum Duty Cycle
(All Switching Regulators)
Minimum On-Time
(All Switching Regulators)
f
SWB
f
SWC
D
MAX
t
ON(MIN)
FREQ = V
CC
or GND
FREQ = REF
FREQ = REF
FREQ = GND
Regulator A
Regulator B
Regulator C
90
0.9
500
750
1.0
1/2 f
OSC
f
OSC
1/2 f
OSC
93.5
90
75
%
ns
MHz
1.1
kHz
MHz
V
REF
ΔV
REF
V
REF(UVLO)
No load
I
REF
= -1µA to +50µA
1.237
1.25
3
1.0
1.263
10
V
mV
V
V
BYP
R
BYP
V
LDO5
V
INLDO
= 5.5V to 38V, I
LDO5
= 0 to 50mA,
BYP = GND
LDO5 = BYP = GND, V
INLDO
= 5.5V
Rising edge
LDO5 to BYP, V
BYP
= 5V, I
LDO5
= 50mA
4.75
70
5.0
160
4.65
1.5
4
5.2
250
V
mA
V
Ω
I
INA
ONA = ONB = V
CC
, ONC = OND =
GND; does not include switching losses,
measured from V
CC
ONA = ONC = V
CC
, ONB = OND =
GND; does not include switching losses,
measured from V
CC
ONA = OND = V
CC
, ONB = ONC =
GND; does not include switching losses,
measured from V
CC
ONA = V
CC
,
UP/DN
= V
CC
280
350
µA
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Electrical Characteristics (T
A
= 0°C to +85°C)
(continued)
280
350
µA
2.2
40
3
60
mA
µA
Idle Mode is a trademark of Maxim Integrated Products, Inc.
www.maximintegrated.com
Maxim Integrated
│
3
MAX17019
High-Input-Voltage Quad-Output Controller
(Standard
Application Circuit,
V
INLDO
= 12V, V
INA
= V
INBC
= V
DD
= V
CC
= V
BYP
= V
CSPA
= V
CSNA
= 5V, V
IND
= 1.8V, V
SHDN
= V
ONA
= V
ONB
= V
ONC
= V
OND
= 5V, I
REF
= I
LDO5
= I
OUTD
= no load, FREQ = GND,
UP/DN
= V
CC
,
T
A
= 0°C to +85°C,
unless otherwise
noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
REGULATOR A (Main Step-Down)
Output Voltage-Adjust Range
FBA Regulation Voltage
FBA Regulation Voltage
(Overload)
FBA Load Regulation
FBA Line Regulation
FBA Input Current
Current-Sense Input Common-
Mode Range
Current-Sense Input Bias Current
Idle Mode™ Threshold
Current-Limit Threshold (Positive)
Zero-Crossing Threshold
DHA Gate Driver On-Resistance
DLA Gate Driver On-Resistance
DHA Gate Driver Source/Sink
Current
DLA Gate Driver Source/Sink
Current
FBB Regulation Voltage
FBB Regulation Voltage (Overload)
FBB Load Regulation
FBB Line Regulation
FBB Input Current
Internal MOSFET On-Resistance
LXB Peak Current Limit
LXB Idle-Mode Trip Level
LXB Zero-Crossing Trip Level
I
PKB
I
IDLEB
I
ZXB
I
FBB
V
FBB
I
FBA
V
CSA
I
CSA
V
IDLEA
V
ILIMA
V
IZX
R
DH
R
DL
I
DH
I
DL(SRC)
I
DL(SNK)
DHA forced high and low
DLA forced high
DLA forced low
DHA forced to 2.5V
DLA forced to 2.5V
DLA forced to 2.5V
I
LXB
= 0% duty cycle (Note 2)
I
LXB
= 0 to 2.5A, 0% duty cycle (Note 2)
0 to 100% duty cycle
T
A
= +25°C
High-side n-channel
Low-side n-channel
3.0
∆V
FBB
/∆I
LXB
I
LXB
= 0 to 2.5A
7
-100
0.747
0.720
-5
8
-5
75
40
3.45
0.8
100
10
+100
150
80
4.0
18
T
A
= +25°C
V
FBA
V
FBA
∆V
FBA
Step-down configuration (UP/DN
= V
CC
)
Step-down configuration (UP/DN
= V
CC
),
V
CSPA
- V
CSNA
= 0 to 20mV, 90% duty cycle
Step-down configuration (UP/DN
= V
CC
),
V
CSPA
- V
CSNA
= 0 to 20mV, 90% duty cycle
Step-down configuration (UP/DN
= V
CC
),
V
CSPA
- V
CSNA
= 0 to 20mV
UP/DN
= V
CC
,
0 to 100% duty cycle
Step-down
(UP/DN = V
CC
)
10
-100
0
40
4
20
1
2.5
2.5
1.5
0.7
0.7
1.5
0.755
0.762
0.762
5
5
3
22
1.0
0.968
0.930
16
16
-5
22
+100
V
CC
+
0.3V
60
0.97
V
CC
+
0.3
1.003
1.003
V
V
V
mV
mV
nA
V
µA
mV
mV
mV
Ω
Ω
A
A
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Electrical Characteristics (T
A
= 0°C to +85°C)
(continued)
UP/DN
= GND or V
CC
, T
A
= +25°C
REGULATOR B (Internal 3A Step-Down Converter)
V
V
mV/A
mV
nA
mΩ
A
A
mA
www.maximintegrated.com
Maxim Integrated
│
4
MAX17019
High-Input-Voltage Quad-Output Controller
(Standard
Application Circuit,
V
INLDO
= 12V, V
INA
= V
INBC
= V
DD
= V
CC
= V
BYP
= V
CSPA
= V
CSNA
= 5V, V
IND
= 1.8V, V
SHDN
= V
ONA
= V
ONB
= V
ONC
= V
OND
= 5V, I
REF
= I
LDO5
= I
OUTD
= no load, FREQ = GND,
UP/DN
= V
CC
,
T
A
= 0°C to +85°C,
unless otherwise
noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
FBC Regulation Voltage
FBC Regulation Voltage (Overload)
FBC Load Regulation
FBC Line Regulation
FBC Input Current
Internal MOSFET On-Resistance
LXC Peak Current Limit
LXC Idle-Mode Trip Level
LXC Zero-Crossing Trip Level
IND Input Voltage Range
IND Supply Current
IND Shutdown Current
REFIND Input Range
REFIND Input Bias Current
OUTD Output Voltage Range
V
OUTD
V
FBD
V
FBD
with respect to V
REFIND
, OUTD =
FBD, I
OUTD
= +50µA (source load)
V
FBD
with respect to V
REFIND
,
OUTD = FBD, I
OUTD
= -50µA (sink load)
I
OUTD
= ±1A
V
IND
= 1.0V to 2.8V, I
OUTD
= ±200mA
V
FBD
= 0 to 1.5V, T
A
= +25°C
Source load
Sink load
With respect to internal OND signal
High-side on-resistance
Low-side on-resistance
REFIND to VTTR
I
VTTR
= ±0.5mA
I
VTTR
= ±3mA
-10
-20
±5
+2
-2
160
120
180
250
450
+10
+20
V
REFIND
= 0 to 1.5V, T
A
= +25°C
I
PKC
I
IDLEC
I
ZXC
V
IND
OND = V
CC
OND = GND, T
A
= +25°C
0.5
-100
0.5
-10
0
-17
-13
1
0.1
0.5
+4
-4
1
10
I
FBC
V
FBC
SYMBOL
CONDITIONS
I
LXC
= 0A, 0% duty cycle (Note 2)
I
LXC
= 0 to 4A, 0% duty cycle (Note 2)
0 to 100% duty cycle
T
A
= +25°C
High-side n-channel
Low-side n-channel
5.0
∆V
FBC
/∆I
LXC
I
LXC
= 0 to 4A
12
-100
MIN
0.747
0.710
-7
14
-5
50
25
5.75
1.2
100
2.8
50
10
1.5
+100
1.5
0
mV
+10
mV/A
mV
µA
A
µs
mΩ
mV
mA
16
+100
100
40
6.5
TYP
0.755
MAX
0.762
0.762
UNITS
V
V
mV/A
mV
nA
mΩ
A
A
mA
V
µA
µA
V
nA
V
REGULATOR C (Internal 5A Step-Down Converter)
Electrical Characteristics (T
A
= 0°C to +85°C)
(continued)
REGULATOR D (Source/Sink Linear Regulator and VTTR Buffer)
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