ADP3207D datasheet(8/32 Pages) ONSEMI

Part #	ADP3207D

Description	7-Bit Programmable, Multi-Phase Mobile, CPU Synchronous Buck

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ADP3207D

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ELECTRICAL CHARACTERISTICS VCC = 5.0 V, FBRTN = GND, EN = VCC, VVID = 0.50 V to 1.5000 V, PSI = 1.05 V,

DPRSLP = GND, DPRSTP= 1.05 V, LLSET = CSREF, TA = −10°C to 100°C, unless otherwise noted (Note 1). RREF = 80 kW.

Current entering a pin (sunk by the device) has a positive sign.

Parameter

Unit

Max

Typ

Min

Conditions

Symbol

DPRSLP

Input Voltage

Refers to driving signal level

Logic low, Isink w 1 mA

Logic high, Isource v −5 mA

2.3

0.4

V

Input Current

DPRSLP = low

DPRSLP = high

−1.0

+2.0

mA

DPRSTP

Input Voltage (Note 2)

Refers to driving signal level

Logic low, Isink w 1 mA

Logic high, Isource v −5 mA

0.7

0.3

V

Input Current (Note 2)

1.0

mA

EN INPUT

Input Voltage

Refers to driving signal level

Logic low, Isink w 1 mA

Logic high, Isource v −5 mA

2.3

0.3

V

Input Current

EN = L or EN = H (Static)

0.8 V < EN < 1.6 V (During Transition)

10

70

nA

mA

CLKEN OUTPUT

Output Low Voltage

Logic low, Isink = 4 mA

30

200

mV

Output High, Leakage

Current

Logic high, VCLKEN = VCC

1.0

mA

THERMAL MONITORING AND PROTECTION

TTSNS Voltage Range

(Note 2)

0

5.0

V

TTSNS Threshold

VCC = 5.0 V, TTSNS is falling

2.45

2.5

2.55

V

TTSNS Bias Current

TTSNS = 2.6 V

−2.0

2.0

mA

VRTT Output Voltage

VVRTT

Logic low, IVRTT(SINK) = 400 mA

Logic high, IVRTT(SOURCE) = −400 mA

4.0

10

5.0

50

mV

V

TTSNS Hysteresis

50

100

mV

PWM, OD, AND DCM OUTPUT

Output Low Voltage

Logic Low, ISINK = 400 mA

Logic High, ISOURCE = −400 mA

4.0

10

5.0

200

mV

V

SUPPLY

Supply Voltage Range

VCC

4.5

5.5

V

Supply Current

EN = H

EN = 0 V

6.0

20

10

100

mA

VCC OK Threshold

VCCOK

VCC is Rising

4.4

4.5

V

VCC UVLO Threshold

VCCUVLO

VCC is Falling

4.0

4.15

V

VCC Hysteresis (Note 2)

150

mV

1. All limits at temperature extremes are guaranteed via correlation using standard Statistical Quality Control (SQC).

2. Guaranteed by design or bench characterization, not production tested.

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