LTM4719 datasheet(49/53 Pages) AD

Part #	LTM4719

Description	42V Dual Input, Low Noise 150mA Step-Down μModule Regulator with I2C Battery Health Monitor

PDF	53 Pages

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Manufacturer	AD [Analog Devices]

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49 / 53 page

Data Sheet

LTM4719

analog.com

Rev. 0

49 of 53

Typical Applications

Figure 32. 700kHz, 1.8V, 150mA Supply from Main Power and Backup Battery

Figure 33. 700kHz, 1.8V, 150mA Supply from Main/Secondary Power, No Battery SoH Monitor

Related Parts

Table 18. Related Parts

PART NUMBER DESCRIPTION

COMMENTS

LTM4693

Ultrathin, low VIN, 2A buck-boost µModule

regulator

2.6V ≤ VIN ≤ 5.5V, 1.8V ≤ VOUT ≤ 5.5V,

3.5mm × 4mm × 1.25mm LGA

LTM8083

36VIN, 1.5A buck-boost µModule regulator with

programmable current limit

3V ≤ VIN ≤ 36V, 1V ≤ VOUT ≤ 36V,

6.25mm × 6.25mm × 2.22mm BGA

LTM8074

40VIN, 1.2A Silent Switcher µModule regulator

3.2V ≤ VIN ≤ 40V, 0.8V ≤ VOUT ≤ 12V,

4mm × 4mm × 1.82mm BGA

10µF

4.7µF

100kΩ

124kΩ

4.7µF

47µF

549kΩ

47.5kΩ

VIN1

SVIN1

VIN2

SVIN2

EN1

EN2

PWM/SYNC

VREF

INTVCC

VSET1

VSET2

GND

PRIORITY

DIODE

5V TO 42V

MAIN POWER

5V TO 42V

SECONDARY POWER

VOUT

FB2

VBUS

FB1

LTM4719

1.8VOUT

2.3VBUS

PINS NOT USED IN

THIS CIRCUIT:

AVCC, BAL, DVCC,

EXTVCC, IPKn, IRQ,

PG, SCL, SDA, VALIDn,

VINC, VINCOKn,

LTM4719 Datasheet(PDF) 49 Page - Analog Devices

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