Datasheet Linear Technology LT3988

Manufacturer	Linear Technology
Series	LT3988

Dual 60V Monolithic 1A Step-Down Switching Regulator

Datasheets

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PDF, 287 Kb, Language: en, File uploaded: Sep 19, 2017, Pages: 24
Dual 60V Monolithic 1A Step-Down Switching Regulator

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Packaging

	LT3988EMSE#PBF	LT3988EMSE#TRPBF	LT3988HMSE#PBF	LT3988HMSE#TRPBF	LT3988IMSE#PBF	LT3988IMSE#TRPBF
N	1	2	3	4	5	6
Package	MS-16E Package Outline Drawing	MS-16E Package Outline Drawing	MS-16E Package Outline Drawing	MS-16E Package Outline Drawing	MS-16E Package Outline Drawing	MS-16E Package Outline Drawing
Package Code	MSE	MSE	MSE	MSE	MSE	MSE
Package Index	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667
Pin Count	16	16	16	16	16	16

Parametrics

Parameters / Models	LT3988EMSE#PBF	LT3988EMSE#TRPBF	LT3988HMSE#PBF	LT3988HMSE#TRPBF	LT3988IMSE#PBF	LT3988IMSE#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Demo Boards	DC1677A	DC1677A	DC1677A	DC1677A	DC1677A	DC1677A
Design Tools	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File	LTspice File
Export Control	no	no	no	no	no	no
Features	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking	Resistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking
Frequency, kHz	2500	2500	2500	2500	2500	2500
Frequency Adjust Range	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz
Frequency Sync Range	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz	250kHz - 2.5MHz
Integrated Inductor	no	no	no	no	no	no
Ishutdown, µA	0.1	0.1	0.1	0.1	0.1	0.1
Isupply, mA	1.6	1.6	1.6	1.6	1.6	1.6
Max Phases	1	1	1	1	1	1
Monolithic	yes	yes	yes	yes	yes	yes
Number of Outputs	2	2	2	2	2	2
Operating Temperature Range, °C	0 to 85	0 to 85	-40 to 125	-40 to 125	-40 to 85	-40 to 85
Output Current, A	1	1	1	1	1	1
Output Current 2, A	1	1	1	1	1	1
Over Voltage Protection, V	80	80	80	80	80	80
Polyphase	no	no	no	no	no	no
Switch Current, A	1.32	1.32	1.32	1.32	1.32	1.32
Switch Current 2, A	1.32	1.32	1.32	1.32	1.32	1.32
Synchronous	no	no	no	no	no	no
Topology	Buck	Buck	Buck	Buck	Buck	Buck
Topology 1	Buck	Buck	Buck	Buck	Buck	Buck
Topology 2	Buck	Buck	Buck	Buck	Buck	Buck
Vin Max, V	60	60	60	60	60	60
Vin Min, V	4.1	4.1	4.1	4.1	4.1	4.1
Vout Max, V	59.4	59.4	59.4	59.4	59.4	59.4
Vout Maximum	0.99Vin	0.99Vin	0.99Vin	0.99Vin	0.99Vin	0.99Vin
Vout Min, V	0.75	0.75	0.75	0.75	0.75	0.75
Vout Min 2, V	0.75	0.75	0.75	0.75	0.75	0.75
Vref Accuracy Over Temp, %	2	2	2	2	2	2

Eco Plan

	LT3988EMSE#PBF	LT3988EMSE#TRPBF	LT3988HMSE#PBF	LT3988HMSE#TRPBF	LT3988IMSE#PBF	LT3988IMSE#TRPBF
RoHS	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant

Model Line

Series: LT3988 (6)

LT3988EMSE#PBF LT3988EMSE#TRPBF LT3988HMSE#PBF LT3988HMSE#TRPBF LT3988IMSE#PBF LT3988IMSE#TRPBF

Manufacturer's Classification

Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Internal Power Switch Buck | High Input Voltage Buck
Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators