DIH300 300W 二分之一磚 DC-DC

300W 4:1 輸入二分之一磚 (Half Brick) DC-DC 轉換器(43V-160V)

DIH300 系列

300W 輸出功率與二分之一磚標準尺寸：兼顧高功率密度與穩健結構。

4:1 寬輸入電壓範圍：提供穩定調節輸出，靈活因應輸入電壓波動。

3000VDC 高隔離耐壓：大幅強化系統安全防護與抗干擾能力。

效率高達 90%：搭配低空載功耗設計，有效節省能源並減少系統發熱。

寬溫工作範圍：支援 -40°C 至 +105°C 工作外殼溫度，適應極端嚴苛環境。

內建完整防護機制：具備過溫保護 (OTP)、輸入欠壓鎖定 (UVLO)、輸出過流保護 (OCP) 及輸出過壓保護 (OVP)。

具備固定切換頻率與遠端開關控制 (Remote On/Off)：便於系統控制與整合。

ABES technology co., ltd.

INPUT
Item	Conditions	Min	Typ.	Max	Unit
Input Current	Input Voltage:43V; Output Power: 200W	--	--	7	A
No Load Input Current	Nominal Input Voltage	--	--	15	mA
Input Surge Voltage	(1sec.max.) Applying a voltage beyond this range may cause permanent damage.	-0.7	--	185	VDC
Turn-on Voltage Threshold		--	--	43
Input Undervoltage Protection	Tested under no-load conditions; full-load testing will trigger OCP early.	--	--	42
Remote ON/OFF (CNT)	Positive logic: Power ON when CNT is floating or connected to 3.5-15V; Power OFF when connected to 0-1.2V.				Refer to voltage-VIN
Remote ON/OFF (CNT)	Negative logic: Power ON when CNT is floating or connected to 3.5-15V; Power ON when connected to 0-1.2V.				Refer to voltage-VIN

OUTPUT
Item	Conditions	Min	Typ.	Max	Unit
Output Voltage Accuracy	Input Voltage, from 0% to 100% load.	--	±0.5	±1.0	%
Line Regulation	Input voltage from Low line to high line at full load	--	±0.1	±0.2
Load Regulation	Input voltage from 10% - 100% load	--	±0.2	±0.5
Transient Recovery Time	25% Load(1A/50uS)	--	200	250	uS
Transient Recovery Deviation	25% Load(1A/50uS)	-5	--	5	%
Temperature Coefficient	Full Load	-0.02	--	+0.02	%/℃
Ripple & Noise	Measured at 20MHz bandwidth with an external capacitor of ≥220μF.	--	80	120	mVp-p
Output Voltage Trim		-10	--	+10	%
Output Voltage Remote Sense		--	--	5	%
Over Temperature Protection	Maximum temperature of the metal baseplate	105	115	125	℃
Over Voltage Protection		125	--	140	%
Over Current Protection		27.5	--	35	A
Short Circuit Protection		Hiccup mode. Auto recovery

GENERAL CHARACTERISTICS
Item	Conditions	Min	Typ.	Max	Unit
Isolation Voltage	Input to Output, 60 Sec, leakage current < 3mA	--	--	3000	VDC
	Input to Case, 60 Sec, leakage current < 3mA	--	--	2100	VDC
	Output to Case, 60 Sec, leakage current < 3mA	--	--	500	VDC
Isolation Resistance	Input to Output, 500VDC	100	--	--	MΩ
Switching Frequency		--	500	--	KHz
MTBF		150	--	--	K hours

ENVIRONMENTAL CHARACTERISTICS
Item	Conditions	Min	Typ.	Max	Unit
Operating Ambient Temperature	With Derating	-40	--	+105	°C
Humidity Temperature	No Condensation	5	--	95	%RH
Storage Temperature		-40	--	+125	°C
Lead Temperature	1.5mm from case for 1.5 seconds	--	--	+350	°C
Low Temperature Storage Test		EN60068-2-1
Dry Heat Test		EN60068-2-2
Cyclic Damp Heat Test		EN60068-2-30
Shock & Vibration		IEC/EN61373 level 1B

PHYSICAL CHARACTERISTICS
Case Material	Plastic, DAP, UL 94-V0
Heatsink	Dimension: 6157.915mm, Weight: 65g, Material: Aluminum alloy, Finish: Black anodized。
Cooling	Conduction or forced air.
Weight	Standard: 125g, With Heatsink: 203g

ABES technology co., ltd.


MODEL SELECTION TABLE
Model Number	Input Voltage (VDC)	Output Power (W)	Output Voltage (VDC)	Output Current (A)	Ripple & Noise (mV)	Efficiency (%) Min./Typ.	Options
DIH300-F110S12W	43-160	300	12	25	120	88/90	Positive Logic
DIH300- F110S12WN							Negative Logic
DIH300- F110S12WH							Positive Logic with Heatsink
DIH300- F110S12WNH							Negative Logic with Heatsink

Note: The output power derates linearly for input voltages between 43V-66V, with a maximum output power of 200W at 43V input.

本系列 300W DC-DC 轉換器以工業標準的二分之一磚（1/2 BRICK）尺寸提供高達 300W 的可靠電力，專為嚴苛的工業環境與高功率嵌入式應用而設計。

具備 4:1 寬輸入電壓範圍、高達 90% 的轉換效率與低空載功耗，在支援高能效系統設計的同時，提供 3000VDC 高隔離耐壓 以確保卓越的安全性與抗干擾能力。

其他特點包括穩壓輸出、固定切換頻率、遠端開關控制 (Remote On/Off)，以及完整的保護機制（過溫 OTP、輸入欠壓 UVLO、輸出過流 OCP 與輸出過壓 OVP）。能在 −40°C 至 +105°C 的寬工作外殼溫度範圍內穩定運行，確保在極端條件下具備彈性整合度與高可靠性能。