Internal-Switch Boost Regulator with Integrated
7-Channel Scan Driver, Op Amp, and LDO
MAX17117
_______________________________________________________________________________________ 3
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
= 0NC to +85NC, unless otherwise
noted. Typical values are at T
A
= +25NC.)
PARAMETER CONDITIONS MIN TYP MAX UNITS
VCOM BUFFER
OPAS Voltage Range 5 15 V
OPAS Supply Current V
POS
= V
OPAS
/2, no load 0.8 1.2 mA
OUT Voltage Swing High I
OUT
= 5mA
V
OPAS
- 100
V
OPAS
- 50
mV
OUT Voltage Swing Low I
OUT
= 5mA 50 100 mV
OUT Short-Circuit Current
Sourcing, short to V
OPAS
/2 - 1V 100 200
mA
Sinking, short to V
OPAS
/2 + 1V 100 200
POS Input-Bias Current
V
POS
= V
OPAS
/2, T
A
= +25NC
-50 +50 nA
POS Input-Offset Voltage V
OUT
= V
OPAS
/2 -15 +15 mV
Gain-Bandwidth Product 8 MHz
-3dB Bandwidth
R
LOAD
= 10kI, C
LOAD
= 10pF
16 MHz
Slew Rate
5V pulse applied to POS, OUT measured from 10% to
90%
10 40
V/Fs
HIGH-VOLTAGE SCAN DRIVER
GHON Voltage Range 12 35 V
VGL Voltage Range -15 -3 V
GHON-to-VGL Voltage Range V
GHON
- V
VGL
40 V
GHON Supply Current CK1 through CK6 and ST low 350 550
FA
VGL Supply Current CK1 through CK6 and ST low -500 -300
FA
Output Impedance Low STH, CKH_, VGLC, I
OUT
= -20mA 80
I
Output Impedance High STH, CKH_, VGLC, I
OUT
= +20mA 80
I
Gate-Shading Switch Resistance
CKH1, CKH3, CKH5, I
RE
= 10mA 100
I
CKH2, CKH4, CKH6, I
RO
= 10mA 100
RO, RE Resistance Range 100
I
Propagation Delay from ST
Rising Edge to STH Rising Edge
C
LOAD
= 100pF, R
LOAD
= 0I
100 200 ns
Propagation Delay from ST
Falling Edge to STH Falling Edge
C
LOAD
= 100pF, R
LOAD
= 0I
100 200 ns
Propagation Delay from CK_
Rising Edge to CKH_ Rising
Edge
C
LOAD
= 100pF, R
LOAD
= 0I
100 200 ns
Propagation Delay from CK_
Falling Edge to CKH_ Falling
Edge
C
LOAD
= 100pF, R
LOAD
= 0I
100 200 ns
STH, VGLC, CKH_ Rise Time
C
LOAD
= 5nF, R
LOAD
= 0I; V
GHON
= 30V,
V
VGL
= -10V; measured from 10% to 90%
0.5 1
Fs
STH, VGLC, CKH_ Fall Time
C
LOAD
= 5nF, R
LOAD
= 0I; V
GHON
= 30V,
V
VGL
= -10V; measured from 10% to 90%
0.5 1
Fs
STH, CKH_ Operating Frequency
Range
C
LOAD
= 5nF, R
LOAD
= 0I
100 kHz
(16 Seiten)
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