MAX17512ATP+ Maxim Integrated, MAX17512ATP+ Datasheet - Page 4

• Manufacturer Part Number: MAX17512ATP+
• Description: Current & Power Monitors & Regulators High Speed Valley Current Regulator
• Manufacturer: Maxim Integrated

Specifications of MAX17512ATP+

• Product: Current Regulators
• Supply Voltage - Max: 18 V
• Supply Voltage - Min: 6.5 V
• Input Voltage Range: 6.5 V to 18 V

ELECTRICAL CHARACTERISTICS (continued)
(V
V
Note 1: All devices 100% production tested at T A = +25NC. Limits over temperature are guaranteed by design.
Note 2: Currents to charge BST to LX_ capacitor when the voltage across it is < BST POK.
Note 3: This is the minimum input voltage required at ICMD to produce inductor current.
(V
unless otherwised noted.)
FLT
Output Leakage Current
(Off State)
FLT Output Voltage (On State)
THERMAL SHUTDOWN
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
ICMD
PVIN_
PVIN_
6.025
6.020
6.015
6.010
6.005
6.000
5.995
5.990
5.985
= 0V, T
= V
= V
-40
PARAMETER
AVIN
AVIN
-20
High-Speed, Constant On-Time, Valley Current
A
PVIN_ RISING THRESHOLD
= T
= V
0
= V
vs. TEMPERATURE
TEMPERATURE ( ° C)
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J
IN
IN
20
= -40NC to +125NC, unless otherwised noted.) (Note 1)
= 12V, V
= 12V, V
40
60
EN/UVLO
EN/UVLO
80
MAX17512 toc01
t
100
SHUTDOWN
SYMBOL
Regulator for Tracking Applications
= 12V, V
120
= 12V, V
PVCC
5.710
5.705
5.700
5.695
5.690
5.685
5.680
V
I
Temperature rising
FLT
PVCC
FLT
-40
= 10mA
= 5V, T
= V
= V
-20
AVCC
PVIN_ FALLING THRESHOLD
AVCC
A
0
vs. TEMPERATURE
= T
= 5V, V
CONDITIONS
TEMPERATURE ( ° C)
20
= 5V, V
J
= +25NC
40
BST
Typical Operating Characteristics
PGND_
60
= V
80
LX_
MAX17512 toc02
= V
100
+ 5V, R
SGND
120
RTON
= 0V, V
1.232
1.230
1.228
1.226
1.224
1.222
1.220
1.218
= 30.1kI, T
MIN
BST
0
-40
= V
-20
EN/ UVLO RISING THRESHOLD
MAX17512
LX_
TYP
165
0
20
A
vs. TEMPERATURE
TEMPERATURE ( ° C)
= T
+ 5V, R
20
J
= -40NC to +125NC,
40
MAX
0.1
0.4
RTON
60
80
= 30.1kI,
UNITS
MAX17512 toc03
100
FA
NC
NC
V
120