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34704_09 Datasheet, PDF (9/49 Pages) Freescale Semiconductor, Inc – Multiple Channel DC-DC Power Management IC
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ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
Table 4. Static Electrical Characteristics
Characteristics noted under conditions 2.7V ≤ VIN ≤ 5.5V, -20°C ≤ TA ≤ 85°C, GND = 0V, unless otherwise noted. Typical
values noted reflect the approximate parameter means at TA = 25°C under nominal conditions, unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
POWER INPUT
Input Supply Voltage Typical Range
VIN
2.7
-
5.5
V
Input DC Supply Current(6)
IIN
mA
VIN Pin Only
-
-
All regulators are ON, no load; Vin = 3.6V, FSW =1Mhz
Regulators 1 - 5 On, Reg 6, 7 and 8 Off; Vin = 3.6V, FSW = 1Mhz
-
86
-
-
32
-
Input DC Shutdown Supply Current(6)
(Shutdown, All regulators are OFF and VIN = 5.5V)
This includes any pin connected to the battery
IOFF
μA
-
-
5.0
Rising UVLO Threshold (Li-Ion Battery)
Falling UVLO Threshold (Li-Ion Battery)
RST
UVLOR
UVLOF
-
-
3.0
V
-
2.7
V
RST Low Level Output Voltage
IOL = 1.0mA
RST Leakage Current, Off-state @ 25°C
Current Limit Monitoring
Over and Short-circuit Current Limit Accuracy
REGULATOR 1 & VG
VRST-OL
-
IRST-LKG
-
V
-
0.4
-
1
mA
-
-20
-
20
%
VG Output Voltage
REG1 Output Voltage(7)
VVG
VOUT
-
5.0
-
V
-
5.0
-
V
Output Accuracy
-
-4.0
-
4.0
%
Line/Load Regulation(6)
REGLN/LD
-1.0
-
1.0
%
Dynamic Voltage Scaling Range
VDYN
-10
-
10
%
Dynamic Voltage Scaling Step Size
Continuous Output Current(6)
VDYN_STEP
-
IOUT
-
2.5
-
%
100
500
mA
Li-Ion Battery Over-current Limit (Detected in Low Side FET)
ILIM_ION
-
2.7
-
A
Li-Ion Battery Short-circuit Current Limit (Detected in the Blocking FET) ISHORT_ION
-
4.0
-
A
Li-Ion Battery Over-current Limit Accuracy
-
-20
-
20
%
N-CH Switch Power MOSFET RDS(ON)
N-CH Synch. Power MOSFET RDS(ON)
N-CH Shutdown Power MOSFET RDS(ON)
Discharge MOSFET RDS(ON)
Thermal Shutdown Threshold(6)
Thermal Shutdown Hysteresis(6)
SW1 Leakage Current (Off State) @ 25°C
Peak Current Detection Threshold at Power Up(6)
RDS(ON)-SW
-
RDS(ON)-SY
-
RDS(ON)-SH
-
RDS(ON)-DIS
-
TSD
-
TSD-HYS
-
ISW1_LKG
-
IPEAK
-
100
-
mΩ
150
-
mΩ
100
-
mΩ
70
-
Ω
170
-
°C
25
-
°C
-
1.0
μA
300
-
mA
Notes:
6. Guaranteed by Design
7. Available only on the 34704A
Analog Integrated Circuit Device Data
Freescale Semiconductor
34704
9
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