Rainbow Electronics MAX17117 - Manual (Page 6)

Internal-Switch Boost Regulator with Integrated
7-Channel Scan Driver, Op Amp, and LDO
MAX17117
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ELECTRICAL CHARACTERISTICS (continued)
(V IN = +3V, Circuit of Figure 1, V OPAS = +8.5V, V GHON = +24V, V VGL = -6.2V, V ST = V CK_ = 0V, T A = -40NC to +85NC, unless oth-
erwise noted.)
PARAMETER CONDITIONS MIN TYP MAX UNITS
Propagation Delay from ST
Falling Edge to STH Falling Edge
C LOAD = 100pF, R LOAD = 0I 200 ns
Propagation Delay from CK_
Rising Edge to CKH_ Rising Edge
C LOAD = 100pF, R LOAD = 0I 200 ns
Propagation Delay from CK_
Falling Edge to CKH_ Falling
Edge
C LOAD = 100pF, R LOAD = 0I 200 ns
STH, VGLC, CKH_ Rise Time
C LOAD = 5nF, R LOAD = 0I; V GHON = 30V,
V VGL = -10V; measured from 10% to 90%
1
F s
STH, VGLC, CKH_ Fall Time
C LOAD = 5nF, R LOAD = 0I; V GHON = 30V,
V
VGL
= -10V; measured from 10% to 90%
1 F s
STH, CKH_ Operating Frequency
Range
C LOAD = 5nF, R LOAD = 0I 100 kHz
GATE-SHADING TIMING CONTROL
Gate-Shutdown Detection
Threshold
DTS falling 100 150 mV
Gate-Shutdown Detection Current V DTS = 0.5V 5 10 15 µA
DTS Switch Resistance V
DTS
= 1.3V, I
DTS
= 1mA 50
I
DTS Rising Edge Threshold 1.210 1.265 V
DTS Falling Edge Threshold 150 mV
LDO
LDOO Output Voltage Range
1.8 V IN V
Dropout Voltage V IN = 3.3V, V LDOADJ = 1.1V, I LDOO = 350mA 500 mV
LDOO Line Regulation V IN = 2.8V to 5.5V, V LDOO = 2.5V, I LDOO = 100mA 0.3 %/V
LDOO Load Regulation V LDOO = 2.5V, I LDOO = 1mA to 300mA 0.5 %/V
LDOO Current Limit V LDOADJ = 1.0V 0.4 0.8 A
LDOADJ Feedback Voltage 1.227 1.252 V
LDOADJ Input-Bias Current V
LDOADJ
= 1.3V, T
A
= +25NC 200 nA
DIGITAL INPUTS
ST, CK_ Input High Level 1.8V < V LDOO < 5.5V
0.7 x
V LDOO
V
ST, CK_ Input Low Level 1.8V < V LDOO < 5.5V
0.3 x
V LDOO
V
ENA Input Logic-High Level
1.8V < V LDOO < 3.0V
0.7 x
V LDOO V
V LDOO > 3.0V 2.1
ENA Input Logic-Low Level
1.8V < V LDOO < 3.0V
0.3 x
V LDOO V
V LDOO > 3.0V 0.8
ENA Resistor Range 0 200 kI