HA16341NT Renesas Electronics Corporation., HA16341NT Datasheet
HA16341NT
Available stocks
Related parts for HA16341NT
HA16341NT Summary of contents
Page 1
...
Page 2
Cautions Keep safety first in your circuit designs! 1. Renesas Technology Corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble with semiconductors may ...
Page 3
... The HA16342NT/FP is reverse current detection less version of the HA16341NT/FP. The HA16341NT/FP have the functions of current sharing and hot swap control for redundancy. These functions enable high efficiency and high reliability for switching power supplies. Combination the HA16341 with the HA16141 is suitable for the redundant converters. ...
Page 4
... HA16341NT/FP, HA16342NT/FP Ordering Information Type No. HA16341NT HA16342NT HA16341FP HA16342FP Pin Arrangement HA16341NT, HA16342NT (DP-24TS) CS(+) 1 CS(− Cin 5 SGND 6 PGND TAB 7 PG1 FAIL 8 Trig (Top view) Rev.3, Apr. 2001, page Package DP-24TS FP-26DT HA16341FP, HA16342FP 24 CF(+) CS(+) 23 CF(−) CS(−) 22 CFo MT 21 CFB ...
Page 5
... CFo 23 25 CF(− CF(+) TAB TAB PGND HA16341NT/FP, HA16342NT/FP Pin Name Current sense amp input (+) Current sense amp input (−) Current sense amp output Current bus output Line resistance compensation input Signal ground Remote on/off FAIL output (open-drain) External synchronization input Timing capacitance ...
Page 6
... HA16341NT/FP, HA16342NT/FP Block Diagram Current share input CS(+) + OP1 − Point B CS(− OP1-2 − 26dB 19R MT OCL + CB OP3 − + Cin 6dB OP2 − R E/IN = 95% comp. SGND R S RS-FF S2 latch A PG1 R Q PGND to latch B reset Start-up latch initial: Lo HSP Driver 16 pulse delay ...
Page 7
... MF OUT terminal voltage HSP terminal voltage CFB terminal voltage CS(+) terminal voltage CS(−) terminal voltage MT terminal voltage Cin terminal voltage Notes max. Therefore test condition must max. Pulse duration ≤ HA16341NT/FP, HA16342NT/FP Symbol Rating VCC 18 ±0.1 Io1 ±1.0 Iopeak1 ±0.2 Io2 ±2.0 Iopeak2 ± ...
Page 8
... This is allowable value 25°C. Derate by θj-a = 30°C/W above that temperature. θj-a = 30°C/W is the case that HA16341NT is mounted on 30% wiring density glass epoxy board (105 mm × 76.2 mm × 1.6 mmt) and HA16341FP is mounted on a board which thermal resistance is 23°C/W because of θj-pin (SOP) = 7°C/W typ. ...
Page 9
... Light load detector VthLLL threshold Lo voltage VthLL hysteresis dVthLL Reverse current detector VthRC threshold Hi voltage Notes: 1. Design spec. 2. Temperature coefficient is 5400ppm/°C. 3. Only HA16341NT/FP. • Hot swap Item Symbol HSP ON threshold VthHSP voltage HSP charge current IcHSP HSP output Lo voltage VOLHSP ...
Page 10
... HA16341NT/FP, HA16342NT/FP Electrical Characteristics (cont.) (Ta = 25° 12V, PG1 = 3V, Vtrig = 0V, VCS(+) = 0V, VCin = 0V, CCT = 330pF, GvOP1 = 26dB, CC GvOP4 = 40dB, RDB = 1.8kΩ) • Oscillator Item Symbol Typical oscillating fosctyp frequency Maximum oscillating foscmax frequency Typical oscillating dfosc temperature stability CT charge current Ici ...
Page 11
... PWM OUT Item Symbol Output Lo voltage VOLPWM Output Hi voltage VOHPWM Rise time trPWM Fall time tfPWM Maximum duty Dmax Minimum duty Dmin Note: 1. Design spec. HA16341NT/FP, HA16342NT/FP Min Typ Max Unit 2.4 2.5 2.6 V 1.9 2.0 2.1 V (37.5) 50.0 (62.5) kΩ ...
Page 12
... HA16341NT/FP, HA16342NT/FP Electrical Characteristics (cont.) (Ta = 25° 12V, PG1 = 3V, Vtrig = 0V, VCS(+) = 0V, VCin = 0V, CCT = 330pF, GvOP1 = 26dB, CC GvOP4 = 40dB, RDB = 1.8kΩ) • MR OUT Item Symbol Output Lo voltage VOLMR Output Hi voltage VOHMR Rise time trMR Fall time tfMR • MF OUT Item Symbol ...
Page 13
... Item Symbol SS sink current Idss • OVP Item Symbol OVP latch voltage VOVP • Current consumption Item Symbol Operating current ICC Standby current ISTBY HA16341NT/FP, HA16342NT/FP Min Typ Max Unit µA 500 Min Typ Max Unit 6.5 7.5 8.5 ...
Page 14
... HA16341NT/FP, HA16342NT/FP Timing Chart 1 (Total) VCC 0V Vref (5V typ PG1 3V (by switch) 0V UVL2 (internal Vth : 3.4V typ CTH CT Vth : 1.3V typ CTL 0V OUT (PWM) 0V 1.25V (100%) 1.187V (95%) EIN 0V OUT (HSP) 0V Note: 1. The output of PWM, MR and MF do not appear in the first period of CT cycle due to start-up latch circuit. ...
Page 15
... Node S1 in Block Diagram 0V UVL2 (internal) 0V 1.25V (100%) 1.187V (95%) EIN 0V Internal latch signal : Node S2 in Block Diagram 0V HSP out 0V Note: Reverse current is HA16341NT/FP only. HA16341NT/FP, HA16342NT/FP SET Gate charging by 10µA source current RESET Gate discharging by 0.5A max sink current Rev.3, Apr. 2001, page ...
Page 16
... HA16341NT/FP, HA16342NT/FP Timing Chart 3 (Dead Band Control) CT PWM OUT MR OUT MF OUT Td1 Note: V determines maximum duty. This waveform example shows the case of EIN = Lo Voltage of SS pin SS Vref R HA16341 DB DB Rev.3, Apr. 2001, page Td2 800 Td1 700 Td2 600 500 400 ...
Page 17
... CT terminal capacitor CT Vth : CT upper trip point CTH Vth : CT lower trip point CTL Select values R1, R2 and C1 for suitable maximum duty and SS time constant HA16341NT/FP, HA16342NT/ 3.4V typ = 2.9V typ CTH ) Vref (5V) R1 HA16341 SS R2 VHSS = Figure A. SS Terminal Application SS R2 ...
Page 18
... HA16341NT/FP, HA16342NT/FP Timing Chart 5 (External Trigger Control) Primary IC oscillation 0V Primary IC AUX-OUT 0V Trigger input (Trig terminal) 0V Trigger Vth Vtrig: −0.5V typ Trigger detector internal signal 0V Secondary oscillation 0V This IC is triggered by negative pulse. R1 and R2 must be calculated including internal impedance of 230kΩ. Primary Secondary ...
Page 19
... HA16341NT/FP, HA16342NT/FP Duty control area in case of 50% max duty 300mV 1.54V 2.44V VEOUT (V) 1/3×(EOUT− 430pF. ...
Page 20
... HA16341NT/FP, HA16342NT/FP Timing Chart 7 (Current Limitting) 1/3×(EOUT− 1.24V clamped BE (internal) CT OP1-2 (internal) 300mV OUT (PWM) CT CT' = 5.33 The amplitude of CT' is 300mV typ at synchronous operation with trigger frequency as 200kHz and 430pF Synchronized operation with 200kHz 0 20 Rev.3, Apr. 2001, page 1.8kΩ ...
Page 21
... Timing Chart 8 (Interface with Primary Control IC) Vref PG1 (from primary IC) Internal latch signal (inverting) (OVP, OCL or Reverse current) : Node S1 in Block Diagram UVL2 (internal signal) OUT (PWM) FAIL (to primary IC) Note: Reverse current is HA16341NT/FP only. HA16341NT/FP, HA16342NT/FP SET RESET Rev.3, Apr. 2001, page ...
Page 22
... HA16341NT/FP, HA16342NT/FP Package Dimensions 24 1 1.5 Max 1.78 ± 0.25 18.4 19.2 Max 26 1 1.20 Max 0.80 2.8 3.6 *0.37 ± 0.08 0.16 0.35 ± 0.06 *Dimension including the plating thickness Base material dimension Rev.3, Apr. 2001, page 27.10 28.10 Max ...
Page 23
... Electronic Components Group Dornacher Straße 3 D-85622 Feldkirchen Postfach 201, D-85619 Feldkirchen Germany Tel: <49> (89) 9 9180-0 Fax: <49> (89 HA16341NT/FP, HA16342NT/FP Hitachi Asia Ltd. Hitachi Asia (Hong Kong) Ltd. Hitachi Tower Group III (Electronic Components) 16 Collyer Quay #20-00 7/F., North Tower ...