Datasheet Linear Technology LT3988 — Datenblatt

Hersteller	Linear Technology
Serie	LT3988

Doppelter monolithischer 60-V-1A-Abwärtsschaltregler

Datenblätter

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PDF, 287 Kb, Sprache: en, Datei hochgeladen: Sep 19, 2017, Seiten: 24
Dual 60V Monolithic 1A Step-Down Switching Regulator

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Verpackung

	LT3988EMSE#PBF	LT3988EMSE#TRPBF	LT3988HMSE#PBF	LT3988HMSE#TRPBF	LT3988IMSE#PBF	LT3988IMSE#TRPBF
N	1	2	3	4	5	6
Package	MS-16E Paketumrisszeichnung	MS-16E Paketumrisszeichnung	MS-16E Paketumrisszeichnung	MS-16E Paketumrisszeichnung	MS-16E Paketumrisszeichnung	MS-16E Paketumrisszeichnung
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

Parameter

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

Öko-Plan

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

Modellreihe

Serie: LT3988 (6)

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

Herstellerklassifikation

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