LTM8023MPV#PBF Linear Technology, LTM8023MPV#PBF Datasheet
LTM8023MPV#PBF
Specifications of LTM8023MPV#PBF
Available stocks
Related parts for LTM8023MPV#PBF
LTM8023MPV#PBF Summary of contents
Page 1
... The LTM8023 is RoHS compliant. L, LT, LTC, LTM, Linear Technology, the Linear logo, Burst Mode and μModule are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. ...
Page 2
... LTM8023EV#PBF LTM8023V LTM8023IV#PBF LTM8023V LTM8023MPV#PBF LTM8023MPV Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi label on the shipping container. For more information on lead free part marking, go to: This product is only offered in trays. For more information go to: ...
Page 3
ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are at T otherwise specifi ed. SYMBOL PARAMETER V Input DC Voltage IN V Output DC Voltage OUT R Minimum Allowable R ADJ(MIN) ADJ I Continuous Output DC Current OUT IQ V Quiescent ...
Page 4
LTM8023 TYPICAL PERFORMANCE CHARACTERISTICS Effi ciency (8V ) OUT 100 OUT 12V IN 30 24V IN 36V IN 20 0.01 0.1 1 OUTPUT CURRENT (A) 8023 G01 Minimum Required Input Voltage ...
Page 5
TYPICAL PERFORMANCE CHARACTERISTICS Output Short-Circuit Current vs Input Voltage 3200 3000 2800 2600 2400 2200 2000 1800 1600 INPUT VOLTAGE (V) 8023 G10 Load Current vs Input Voltage (5V 2500 2000 1500 1000 500 0 0 ...
Page 6
LTM8023 PIN FUNCTIONS V (Bank 1): The V pin supplies current to the LTM8023’ internal regulator and to the internal power switch. This pin must be locally bypassed with an external, low ESR capacitor of at least 2.2μF. ...
Page 7
BLOCK DIAGRAM V IN 0.1μF SHARE CURRENT MODE CONTROLLER RUN/SS SYNC 4.7μH GND R T LTM8023 V OUT 4.7pF 499k 10μF AUX BIAS PGOOD ADJ 8023 BD 8023ff 7 ...
Page 8
LTM8023 OPERATION The LTM8023 is a standalone nonisolated step-down switching DC/DC power supply. It can deliver output current with only bulk external input and output capacitors. This module provides a precisely regulated output voltage programmable ...
Page 9
APPLICATIONS INFORMATION Table 1. Recommended Compoment Values and Confi guration ( OUT IN 3.6V to 36V 0.82V 10μF 3.6V to 36V 1.00V 10μF 3.6V to 36V 1.20V 10μF 3.6V to 36V 1.50V 10μF 3.6V to 36V ...
Page 10
LTM8023 APPLICATIONS INFORMATION Ceramic capacitors are also piezoelectric. In Burst Mode operation, the LTM8023’s switching frequency depends on the load current, and can excite a ceramic capacitor at audio frequencies, generating audible noise. Since the LTM8023 operates at a lower ...
Page 11
APPLICATIONS INFORMATION that paralleled modules start up together, the RUN/SS pins may be tied together, as well. If the RUN/SS pins are not tied together, make sure that the same valued soft-start capacitors are used for each module. An example ...
Page 12
LTM8023 APPLICATIONS INFORMATION the peak start-up current can be reduced to the current that is required to regulate the output, with no overshoot. Choose the value of the resistor so that it can supply at least 20μA when the RUN/SS ...
Page 13
... LTM8023. However, these capacitors can cause problems if the LTM8023 is plugged into a live supply (see Linear Technology Application Note 88 for a complete discussion). The low loss ceramic capacitor combined with stray inductance in series with the power ...
Page 14
LTM8023 APPLICATIONS INFORMATION CLOSING SWITCH SIMULATES HOT PLUG + LOW STRAY IMPEDANCE INDUCTANCE ENERGIZED DUE TO 6 FEET 24V SUPPLY (2 METERS) OF TWISTED PAIR + 0.1μF + 22μF 35V AI.EI. Figure 6. A Well Chosen Input Network Prevents Input ...
Page 15
TYPICAL APPLICATIONS 0.82V Step-Down Converter 3.6V TO 15V BIAS 10μF RUN/SS LTM8023 SHARE PGOOD R GND SYNC T 105k *RUNNING VOLTAGE RANGE. PLEASE REFER TO APPLICATIONS INFORMATION FOR START-UP DETAILS 2.5V Step-Down Converter V * ...
Page 16
LTM8023 TYPICAL APPLICATIONS –5V Positive to Negative Converter 31V RUN/SS LTM8023 SHARE PGOOD 2.2μF R GND SYNC T 39.2k *RUNNING VOLTAGE RANGE. PLEASE REFER TO APPLICATIONS INFORMATION FOR START-UP DETAILS 6.5V TO 36V ...
Page 17
PACKAGE DESCRIPTION Z aaa Z Z bbb 4.445 3.175 1.905 0.635 0.000 0.635 1.905 3.175 4.445 LTM8023 0.3175 0.635 0.9525 8023ff 17 ...
Page 18
LTM8023 PACKAGE DESCRIPTION Table 3. Pin Assignment (Sorted by Pin Number) PIN SIGNAL DESCRIPTION ...
Page 19
... Added Note 5 Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. LTM8023 PAGE NUMBER ...
Page 20
... LGA Package IN OUT 3.6V ≤ V ≤ 36V, 0.8V ≤ V ≤ 10V, 11.25mm × 9mm × 2.82mm LGA Package IN OUT www.linear.com ● V OUT 3.3V 2A 22μF ≤ 28V IN LT 0810 REV F • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2007 8023ff ...