MAX1765EUE-T Maxim Integrated Products, MAX1765EUE-T Datasheet - Page 5

• Manufacturer Part Number: MAX1765EUE-T
• Description: DC/DC Switching Converters 800mA Step-Up w/500mA Linear Reg
• Manufacturer: Maxim Integrated Products

ELECTRICAL CHARACTERISTICS
(V
0.22µF), LX = open, OUTL = open (bypassed with 4.7µF), T
DC-DC CONVERTER
FB Regulation Voltage
OUT Voltage in Track Mode
Startup to Normal Mode
Transition Voltage
Supply Current in Normal Mode
(Note 3)
Supply Current in
Low-Noise PWM Mode (Note 3
Supply Current in Shutdown
DC-DC SWITCHES
POUT Leakage Current
LX Leakage Current
Switch On-Resistance
N - C hannel C ur r ent Li m i t ( N ote 4)
P-Channel Turn-Off Current
REFERENCE
Reference Output Voltage
LINEAR REGULATOR
Output Voltage in Internal
Feedback Mode
FBL Input Threshold
FBL Regulation Voltage
LDO Startup Voltage
Dropout Resistance
INL Supply Current in Shutdown
INL No-Load Supply Current
OUT
= V
800mA, Low-Noise, Step-Up DC-DC Converter
POUT
PARAMETER
= V
INL
_______________________________________________________________________________________
= V
ONA
= V
SYMBOL
ONL
V
I
LIM
FB
= 3.6V, CLK/SEL = FBL = ONB = TRACK = PGND = GND, ISET = REF (bypassed with
CLK/SEL = OUT, 0 < I
V
Rising edge only (Note 2)
CLK/SEL = ONL = GND, no load
C LK/S E L = OU T, V
ONA = ONL = GND, ONB = OUT
V
V
N-channel
P-channel
V
CLK/SEL = GND
I
FBL = GND, I
FBL = OUTL, I
V
V
OUTL = ONA = ONL = GND
I
REF
OUTL
OUTL
LX
LX
ISET
OUT
FBL
with 500mA Linear Regulator
= 0, V
= V
= 0
= 1V, I
= 1.25V, CLK/SEL = GND or OUT
= 2V, rising edge only
= 0, V
> 2.0V, INL = POUT
OUT
OUT
A
OUTL
INL
= -40°C to +85°C, unless otherwise noted.) (Note 6)
= V
OUTL
OUTL
= 5.5V
CONDITIONS
= 5.5V
ONB
= 500mA
FB
= 10mA
= 10mA, I
= 5.5V, ONA = GND
= 1.5V , no l oad
LX
< 0.55A
REF
= 0
1.210
V
1.225
1.225
1000
MIN
+ 0.4
2.00
2.79
2.15
150
OUTL
5
TYP
1.280
V
1.275
1.275
MAX
1600
+ 0.6
2.30
0.28
0.50
2.90
2.45
200
200
120
350
250
OUTL
0.5
10
10
10
10
UNITS
mA
mA
mV
µA
µA
µA
µA
µA
µA
µA
Ω
Ω
V
V
V
V
V
V
V
5