MAX1763 Просмотр технического описания (PDF) - Maxim Integrated
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MAX1763 Datasheet PDF : 18 Pages
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1.5A, Low-Noise, 1MHz, Step-Up
DC-DC Converter
ELECTRICAL CHARACTERISTICS (continued)
(CLK/SEL = ONB = FB = PGND = GND, ISET = REF, OUT = POUT, VONA = VAIN = VOUT = 3.6V, TA = 0°C to +85°C, unless other-
wise noted. Typical values are at TA = +25°C.)
PARAMETER
DC-DC SWITCHES
POUT Leakage Current
LX Leakage Current
Switch On-Resistance
N-Channel Current Limit
P-Channel Turn-Off Current
REFERENCE
Reference Output Voltage
Reference Load Regulation
Reference Supply Rejection
GAIN BLOCK
AIN Reference Voltage
AIN Input Current
Transconductance
AO Output Low Voltage
AO Output High Leakage
Gain-Block Enable Threshold
(VOUT - VAIN) (Note 6)
CONDITIONS
VLX = 0V, VOUT = 5.5V
VLX = V ONB = VOUT = 5.5V, VONA = 0V
N channel
P channel
CLK/SEL = GND
IREF = 0A
-1µA < IREF < 50µA
2.5V < VOUT < 5V
IAO = 20µA
VAIN = 1.5V
VAO = 1V, 10µA < IAO < 100µA
VAIN = 0.5V, IAO = 100µA
VAIN = 1.5V, VAO = 5.5V
MIN TYP MAX UNITS
0.1
10
µA
0.1
10
µA
0.075 0.13
Ω
0.13 0.25
2.0
2.5
3.4
A
10
120 240
mA
1.230 1.250 1.270
V
5
15
mV
0.2
5
mV
910
938 970
mV
±0.01 ±30
nA
5
10
16
mS
0.1
0.4
V
0.01
1
µA
1.4
V
Gain-Block Disable Threshold
(VOUT - VAIN) (Note 6)
LOGIC INPUTS
0.2
V
CLK/SEL Input Low Level
2.5V ≤ VOUT ≤ 5.5V
CLK/SEL Input High Level
ONA and ONB Input Low Level
(Note 7)
ONA and ONB Input High Level
(Note 7)
Input Leakage Current
Minimum CLK/SEL Pulse Width
Maximum CLK/SEL
Rise/Fall Time
2.5 V ≤ VOUT ≤ 5.5V
1.1 V ≤ VOUT ≤ 1.8V
1.8 V ≤ VOUT ≤ 5.5V
1.1 V ≤ VOUT ≤ 1.8V
1.8 V ≤ VOUT ≤ 5.5V
CLK/SEL, ONA, ONB
(0.8)
VOUT
(0.2)
VOUT
V
V
0.2
V
0.4
VOUT
- 0.2V
V
1.6
0.01
1
µA
100
ns
100
ns
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