SP3721D-LF 鏅傞枔锛�2025/4/28 13:48:58 闁辫畝锛�28

SP3721D-LF 鏄竴娆鹃珮鎬ц兘鐨勫悓姝ユ暣娴侀檷澹撳瀷 DC-DC 杞�(zhu菐n)鎻涘櫒锛岄仼鐢ㄤ簬闇€瑕侀珮鏁堢巼鍜屽皬灏哄瑙ｆ焙鏂规鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆傝┎鑺墖鍏�(n猫i)缃姛鐜� MOSFET锛屾敮鎸佸杓稿叆闆诲鑼冨湇锛屽苟鎻愪緵楂橀仈(d谩) 2A 鐨勯€ｇ簩(x霉)杓稿嚭闆绘祦銆傚叾鍥哄畾闋荤巼鐨� PWM 鎺у埗妯″紡纰轰繚浜嗙┅(w臎n)瀹氱殑杓稿嚭闆诲锛屽悓鏅傞€氶亷鍏�(n猫i)閮ㄨ(b菙)鍎熺啊鍖栦簡瑷�(sh猫)瑷堟祦绋�銆�
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鍙冩暩(sh霉)

杓稿叆闆诲鑼冨湇锛�2.7V 鑷� 5.5V
銆€銆€杓稿嚭闆诲鑼冨湇锛�0.8V 鑷� VIN
銆€銆€杓稿嚭闆绘祦锛�2A
銆€銆€宸ヤ綔闋荤巼锛�2.2MHz
銆€銆€闂�(gu膩n)鏂烽浕娴侊細1uA
銆€銆€PSR锛堥浕婧愭姂鍒舵瘮锛夛細70dB@1kHz
銆€銆€鏁堢巼锛氶珮閬�(d谩) 95%
銆€銆€灏佽褰㈠紡锛歋OT23-6

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SP3721D-LF 鍏峰倷浠ヤ笅椤憲鐗规€э細
銆€銆€1. 鍏�(n猫i)缃姛鐜� MOSFET锛岀劇闇€澶栨帴闁嬮棞(gu膩n)绠�锛屾笡灏戝鍦嶅厓浠舵暩(sh霉)閲�锛岀瘈(ji茅)鐪� PCB 绌洪枔銆�
銆€銆€2. 鏀寔 2.2MHz 鐨勯珮闋婚枊闂�(gu膩n)锛屽厑瑷变娇鐢ㄦ洿灏忕殑闆绘劅鍜岄浕瀹�锛岄€�(j矛n)涓€姝ュ劒(y艒u)鍖栧昂瀵搞€�
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銆€銆€5. 鍏�(n猫i)閮ㄨ(b菙)鍎熷姛鑳�锛岀啊鍖栭浕璺ō(sh猫)瑷�锛屾彁楂樺彲闈犳€с€�
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SP3721D-LF 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
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