ADP2370CPZ-REDYKIT(RevA) View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

ADP2370CPZ-REDYKIT
(Rev.:RevA)

High Voltage, 1.2 MHz/600 kHz, 800 mA, Low Quiescent Current Buck Regulator

Analog Devices 

Data Sheet

VIN

1

VOUT

2

INDUCTOR CURRENT

3

CH1 5.00V BW CH2 500mV BW M100µs A CH1

CH3 500mA Ω BW

T 10.00%

2.50V

Figure 57. Startup, VOUT = 1.2 V, 800 mA, VIN = 5 V

VIN

1

VOUT

2

INDUCTOR CURRENT

3

CH1 5.00V BW CH2 2.00mV BW M100µs A CH1

CH3 200mA Ω BW

T 10.00%

2.50V

Figure 58. Startup, VOUT = 5 V, 10 mA, VIN = 7 V

VIN

1

VOUT

2

INDUCTOR CURRENT

3

CH1 5.00V BW CH2 2.00mV BW M100µs A CH1

CH3 500mA Ω BW

T 10.00%

2.50V

Figure 59. Startup, VOUT = 5 V, 800 mA, VIN = 7 V

ADP2370/ADP2371

250

200

150

100

–40°C

–5°C

50

+25°C

+85°C

+125 °C

0

3

5

7

9

11

13

15

INPUT VOLTAGE (V)

Figure 60. PSM to PWM Mode Transition vs. Input Voltage,

Different Temperatures

1200

1150

1100

1050

1000

950

5.4V

7.2V

12.0V

900

15.0V

850

800

–60 –40 –20

0 20 40 60 80 100 120 140

TEMPERATURE (°C)

Figure 61. Overcurrent Limit vs. Temperature, VOUT = 5 V,

Different Input Voltages

0.05

0.04

0.03

3.2V

5.0V

0.02

9.0V

15V

0.01

0

0

100 200 300 400 500 600 700 800

LOAD CURRENT (mA)

Figure 62. Output Ripple vs. Load Current, VOUT = 1.2 V, Different Input

Voltages, Automatic Mode

Rev. A | Page 17 of 32

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