MAX1703 Maxim, MAX1703 Datasheet - Page 3

• Manufacturer Part Number: MAX1703
• Description: 1-Cell to 3-Cell / High-Power 1.5A / Low-Noise / Step-Up DC-DC Converter
• Manufacturer: Maxim

ELECTRICAL CHARACTERISTICS (continued)
(CLK/SEL = AIN = ON = POKIN = FB = PGND = GND, OUT = POUT, LXP = LXN, V
otherwise noted. Typical values are at T
ELECTRICAL CHARACTERISTICS
(CLK/SEL = AIN = ON = POKIN = FB = PGND = GND, OUT = POUT, LXP = LXN, V
otherwise noted. Typical values are at T
GAIN BLOCK
AIN Reference Voltage
AIN Input Current
Transconductance
AO Output Low Voltage
AO Output High Leakage
REFERENCE
Reference Output Voltage
REF Load Regulation
REF Supply Rejection
LOGIC INPUTS
Input Low Voltage
Input High Voltage
Logic Input Current
Internal Oscillator Frequency
Oscillator Maximum Duty Cycle
External Clock Frequency Range
Minimum CLK/SEL Pulse Width
Maximum CLK/SEL Rise/Fall Time
DC-DC CONVERTER
Output Voltage (Note 4)
FB Regulation Voltage
Output Voltage Lockout Threshold
Supply Current in Shutdown
Supply Current in Low-Power Mode
Supply Current in Low-Noise Mode
PARAMETER
PARAMETER
_______________________________________________________________________________________
Low-Noise, Step-Up DC-DC Converter
1-Cell to 3-Cell, High-Power (1.5A),
A
A
I
V
10µA < I
V
V
I
-1µA < I
2.5V < V
ON, 1.2V < V
CLK/SEL, V
ON, 1.2V < V
CLK/SEL, V
ON, CLK/SEL
CLK/SEL = OUT, V
CLK/SEL = OUT, V
V
0 ≤ I
Adjustable output, CLK/SEL = OUT,
0 ≤ I
(Note 5)
ON = OUT
CLK/SEL = GND (Note 1)
CLK/SEL = OUT (Note 1)
AO
REF
= +25°C.)
AIN
AIN
AIN
= +25°C.) (Note 8)
FB
= 20µA
< 0.1V, CLK/SEL = OUT,
LX
LX
= 0µA
= 1.5V
= 0.5V, I
= 1.5V, V
≤ 1.1A, V
≤ 1.1A, V
REF
AO
OUT
OUT
OUT
< 100µA
< 50µA
< 5.5V
OUT
OUT
AO
AO
= 2.5V
= 5.5V
BATT
OUT
= 100µA
= 5.5V
< 5.5V (Note 7)
< 5.5V
FB
FB
CONDITIONS
CONDITIONS
= 3.3V, V
= 3.7V
= 0.5V
= 0.5V
BATT
= 2.2V
OUT
OUT
= 5.3V (Note 1), T
= 5.3V (Note 1), T
0.8V
0.8V
1.237
1.237
4.87
1.20
MIN
MIN
260
200
-30
2.0
80
-1
5
OUT
OUT
A
1.250
TYP
1.25
0.01
0.01
TYP
A
300
200
100
0.1
0.2
= -40°C to +85°C, unless
10
86
5
= 0°C to +85°C, unless
0.2V
0.2V
1.263
1.263
MAX
MAX
5.20
1.27
340
400
120
300
0.4
2.3
30
16
15
90
20
1
5
1
OUT
OUT
UNITS
UNITS
mmho
kHz
kHz
mV
mV
nA
µA
µA
µA
µA
µA
ns
ns
%
V
V
V
V
V
V
V
V
V
3