ADP2139ACBZ-2.5-R7 datasheet(3/20 Pages) AD

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Data Sheet

ADP2138/ADP2139

Rev. C | Page 3 of 20

SPECIFICATIONS

VIN = 3.6 V, VOUT = 0.8 V − 3.3 V, TJ = −40°C to +125°C for minimum/maximum specifications, and TA = 25°C for typical specifications,

unless otherwise noted. All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).

Table 1.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Input Voltage Range

2.3

5.5

Undervoltage Lockout Threshold

VIN rising

2.3

VIN falling

2.00

2.15

2.25

OUTPUT CHARACTERISTICS

Output Voltage Accuracy

PWM mode

−2

Line Regulation

VIN = 2.3 V to 5.5 V, PWM mode

0.25

%/V

Load Regulation

ILOAD = 0 mA − 800 mA

−0.95

%/A

PWM TO POWER SAVE MODE CURRENT THRESHOLD

100

INPUT CURRENT CHARACTERISTICS

DC Operating Current

ILOAD = 0 mA, device not switching

μA

Shutdown Current

EN = 0 V, TA = TJ = −40°C to +85°C

0.2

1.0

μA

SW CHARACTERISTICS

SW On Resistance

PFET

155

240

mΩ

NFET

115

200

mΩ

Current Limit

PFET switch peak current limit

1100

1500

1650

Discharge Switch (ADP2139)

100

ENABLE AND MODE CHARACTERISTICS

Input High Threshold

1.2

Input Low Threshold

0.4

Input Leakage Current

EN/MODE = 0 V (min), 3.6 V (max )

−1

μA

OSCILLATOR FREQUENCY

2.6

3.0

3.4

MHz

START-UP TIME

250

μs

THERMAL CHARACTERISTICS

Thermal Shutdown Threshold

150

°C

Thermal Shutdown Hysteresis

°C

INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS

TA = −40°C to +125°C, unless otherwise specified. All limits at temperature extremes are guaranteed via correlation using standard

statistical quality control (SQC).

Table 2.

Parameter

Symbol

Min

Typ

Max

Unit

MINIMUM INPUT AND OUTPUT CAPACITANCE

CMIN

4.7

µF

CAPACITOR ESR

RESR

0.001

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