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34712 Datasheet(PDF) 8 Page - Freescale Semiconductor, Inc

Part # 34712
Description  3.0A 1.0MHz Fully Integrated DDR Switch-Mode Power Supply
PDF  23 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

34712 Datasheet(HTML) 8 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
8
Freescale Semiconductor
34712
ELECTRICAL CHARACTERISTICS
STATIC ELECTRICAL CHARACTERISTICS
M2 RDS(ON)
(VIN = 3.3 V, M2 is on)
RDS(ON)M2
1.5
-
4.0
Ω
PVIN Pin Leakage Current
(Standby and Shutdown Modes)
IPVIN
-10
-
10
µA
INV Pin Leakage Current
IINV
-1.0
-
1.0
µA
Thermal Shutdown Threshold (16)
TSDFET
-
170
-
°C
Thermal Shutdown Hysteresis (16)
TSDHYFET
-
25
-
°C
OSCILLATOR (FREQ)
Oscillator Frequency Adjusting Reference Voltage Range
VFREQ
0.0
-
VDDI
V
TRACKING (VREFIN, VREFOUT, VOUT)
VREFIN External Reference Voltage Range (16)
VREFIN
0.0
-
2.7
V
VREFOUT Buffered Reference Voltage Range
VREFOUT
0.0
-
1.35
V
VREFOUT Buffered Reference Voltage Accuracy (17)
-
-1.0
-
1.0
%
VREFOUT Buffered Reference Voltage Current Capability
IREFOUT
0.0
-
8.0
mA
VREFOUT Buffered Reference Voltage Over Current Limit
IREFOUTLIM
-
11
-
mA
VREFOUT Total Discharge Resistance(16)
RTDR(M6)
-
50
-
Ω
VOUT Total Discharge Resistance (16)
RTDR(M5)
-
50
-
Ω
VOUT Pin Leakage Current
(Standby Mode, VOUT = 3.6 V)
IVOUTLKG
-1.0
-
1.0
µA
CONTROL AND SUPERVISORY (STBY, SD, PG)
STBY High Level Input Voltage
VSTBYHI
2.0
-
-
V
STBY Low Level Input Voltage
VSTBYLO
-
-
0.4
V
STBY Pin Internal Pull Up Resistor
RSTBYUP
1.0
-
2.0
M
Ω
SD High Level Input Voltage
VSDHI
2.0
-
-
V
SD Low Level Input Voltage
VSDLO
-
-
0.4
V
SD Pin Internal Pull Up Resistor
RSDUP
1.0
-
2.0
M
Ω
PG Low Level Output Voltage
(IPG = 3.0 mA)
VPGLO
-
-
0.4
V
PG Pin Leakage Current
(M1 is off, Pulled up to VIN)
IPGLKG
-1.0
-
1.0
µA
Notes
16.
Design information only, this parameter is not production tested.
17.
The 1 % accuracy is only guaranteed for VREFOUT greater than or equal to 0.7 V at room temperature.
Table 3. Static Electrical Characteristics
Characteristics noted under conditions 3.0 V
≤ V
IN ≤ 6.0 V, -40°C ≤ T
A ≤ 85°C, GND = 0 V 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



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