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MAX17016 Datasheet(PDF) 4 Page - Maxim Integrated Products

Part # MAX17016
Description  Single Quick-PWM Step-Down Controller with Internal 26V MOSFETs
PDF  27 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX17016 Datasheet(HTML) 4 Page - Maxim Integrated Products

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(Circuit of Figure 1, VIN = 12V, VDD = VCC = VEN = 5V, REFIN = ILIM = REF, SKIP = GND. TA = 0°C to +85°C, unless otherwise
specified. Typical values are at TA = +25°C.) (Note 1)
Electrical Characteristics (continued)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Thermal-Shutdown Threshold
TSHDN
Hysteresis = 15°C
160
°C
VCC Undervoltage Lockout
Threshold
VUVLO(VCC)
Rising edge, PWM disabled below this
level; hysteresis = 100mV
3.95
4.2
4.45
V
CURRENT LIMIT
ILIM Input Range
0.4
VREF
V
ILIM Input Bias Current
TA = +25°C, ILIM = 0.4V to 2V
-0.1
+0.1
µA
Current-Limit Threshold
VILIMIT
VILIM = 0.4V, VGND - VLX
18
20
22
mV
ILIM = REF (2.0V), VGND - VLX
92
100
108
Current-Limit Threshold
(Negative)
VINEG
VILIM = 0.4V, VGND - VLX
-24
mV
Current-Limit Threshold
(Zero Crossing)
VZX
VILIM = 0.4V,
VGND - VLX, SKIP = GND or open
1
mV
Ultrasonic Frequency
SKIP = open (3.3V); VFB = VREFIN + 50mV
18
30
kHz
Ultrasonic Current-Limit
Threshold
SKIP = open (3.3V); VFB = VREFIN + 50mV,
VGND - VLX
-35
mV
POWER MOSFETS
Low-Side MOSFET
On-Resistance
Low-side MOSFET
enabled; VDD = 5V,
VFB = VREFIN + 50mV
TA = +25°C
6
7.5
mΩ
TA = +85°C
6
7.5
High-Side MOSFET
On-Resistance
High-side MOSFET enabled, VDD = 5V,
TA = +25°C
10
mΩ
IBST = 10mA, VDD = 5V
12
16
mΩ
Internal BST Switch
On-Resistance
RBST
IBST = 10mA, VDD = 5V
4
7
Ω
INPUTS AND OUTPUTS
EN Logic-Input Threshold
VEN
EN rising edge, hysteresis = 450mV (typ)
1.20
1.7
2.20
V
EN Logic-Input Current
IEN
EN forced to GND or VDD, TA = +25°C
-0.5
+0.5
µA
SKIP Quad-Level Input
Logic Levels
VSKIP
High (5V VDD)
VCC - 0.4
V
Open (3.3V)
3.0
3.6
Ref (2.0V)
1.7
2.3
Low (GND)
0.4
SKIP Logic-Input Current
ISKIP
SKIP forced to GND or VDD, TA = +25°C
-2
+2
µA
MAX17016
Single Quick-PWM Step-Down
Controller with Internal 26V MOSFETs
www.maximintegrated.com
Maxim Integrated │ 4



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