1-Cell to 3-Cell, High-Power (1A),
Low-Noise, Step-Up DC-DC Converters
MAX1700/MAX1701
ELECTRICAL CHARACTERISTICS (continued)
(CLK/SEL = ONA =
ONB
= FB = PGND = GND, OUT = POUT, V
OUT
= 3.6V (Note 6); MAX1701: AIN = LBN = GND, LBP = REF,
T
A
= -40°C to +85°C, unless otherwise noted.) (Note 8)
PARAMETER
DC-DC CONVERTER
Output Voltage (Note 3)
FB Regulation Voltage
Output Voltage Lockout
Threshold
Supply Current in Shutdown
Supply Current in Low-Power
Mode (Note 6)
Supply Current in Low-Noise
Mode (Note 6)
DC-DC SWITCHES
Switch On-Resistance
N-channel
P-channel
N-Channel Current Limit
GAIN BLOCK (MAX1701)
AIN Reference Voltage
Transconductance
POWER-GOOD (MAX1701)
Internal Trip Level
External Trip Level
LBN, LBP Input Offset
LBN, LBP Common Mode
Range
REFERENCE
Reference Output Voltage
I
REF
= 0
1.23
1.27
V
Rising V
OUT
, V
FB
< 0.1V
Rising V
FB
LBP falling, 15mV hysteresis
To maintain input offset < ±5mV (at least one input must
be within this range)
2.92
1.1
-5
0.5
3.03
1.14
5
1.5
V
V
mV
V
I
AO
= 20µA
10µA < I
AO
< 100µA
1.23
5
1.27
16
V
mmho
CLK/SEL = OUT
CLK/SEL = GND
1100
250
CLK/SEL = GND
CLK/SEL = OUT
0.45
0.28
0.5
1800
600
mA
Ω
V
FB
< 0.1V, CLK/SEL = OUT, V
BATT
= 2.4V, includes load
regulation error for 0A
≤
I
LX
≤
0.55A
Adjustable output, CLK/SEL = OUT, V
BATT
= 2.4V,
includes load regulation error for 0A
≤
I
LX
≤
0.55A
(Note 4)
V
ONB
= 3.6V
CLK/SEL = GND (MAX1700)
CLK/SEL = GND (MAX1701)
CLK/SEL = OUT (MAX1700)
CLK/SEL = OUT (MAX1701)
3.17
1.20
2.0
3.38
1.27
2.3
20
70
110
250
300
V
V
V
µA
µA
µA
CONDITIONS
MIN
TYP
MAX
UNITS
LOW-BATTERY COMPARATOR (MAX1701)
4
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
