姒傘€€銆€瑕?/div>
XC6365/XC6366緋誨垪鏄唴錕?frac12;錕介珮閫燂拷½錕介€氭€佺數(shù)闃婚┍鍔ㄥ櫒鐨勯€氱敤楂橀
闄嶅帇DC/DC鎺у埗鍣ㄩ泦鎴愮數(shù)璺€傦拷½錕界敤鏅訛拷½錕界銆佺嚎鍦堛€佷簩鏋佺鍜岀數(shù)
瀹瑰櫒鍏?縐嶅錕?frac12;錕藉厓浠訛紝鍙瀯寤鴻緭鍑虹數(shù)嫻佷負(fù)1A浠ヤ笂鐨勯珮鏁堢巼闄嶅帇
DC/DC錕?frac12;錕芥崲鍣ㄣ€?/div>
璇ュ櫒浠跺彲鍦?.5V錕?frac12;錕?.0V(綺懼害鹵2.5錛?鑼冨洿鍐咃紝浠?.1V鐨勯棿闅?/div>
榪涜璁懼畾(V
OUT
鍨?銆傚茍涓旓紝闄や簡(jiǎn)V
OUT
鍨嬩箣澶栵紝榪樺鏈夊唴錕?frac12;錕?.0V
鐨勫熀鍑嗙數(shù)鍘嬫簮錛屽彲浠ュ錕?frac12;錕藉厓浠朵換鎰忚瀹氳緭鍑虹數(shù)鍘嬬殑鍨嬪彿(FB
鍨?銆?/div>
鍥犲紑鍏抽鐜囬珮杈?00kHz錛屽彲錕?frac12;錕界敤灝忓瀷澶栵拷½錕藉厓浠躲€?/div>
鍦ㄥ皬璐燂拷½½鏃訛紝PWM錛廝FM鍒囨崲鎺у埗鍨媂C6366緋誨垪浠FM宸ワ拷½錕芥ā寮?/div>
榪涜宸ワ拷½錕姐€?/div>
鍥犳錛?/div>
鍦ㄤ粠灝忚礋錕?frac12;½鑷沖ぇ杈撳嚭鐢墊祦鐨勬暣涓礋錕?frac12;½鑼冨洿鍐咃紝
杈懼埌楂樻晥鐜囥€?/div>
錕?frac12;錕藉惎鍔ㄦ椂闂存湁錛屽湪鍐呴儴璁懼畾涓?0ms鐨勫瀷鍙?A銆丅鍨?錛屼互鍙?qiáng)鍙?/div>
澶栵拷½錕界數(shù)闃誨拰鐢?shù)瀹瑰櫒杩涜璋冩暣鐨勭殑鍨嬪?C銆丏鍨?銆?/div>
錕?frac12;錕界敤寰呮満鍔燂拷½錛屽彲鍋滄宸ワ拷½錕斤拷½錕界數(shù)嫻佹秷鑰楄揪鍒?.5
碌
A浠ヤ笅(CE绔?/div>
"L")銆?/div>
鍐咃拷½錕経.V.L.O.鍔燂拷½錛岋拷½錕借緭鍏ョ數(shù)鍘嬪湪錕斤拷錕藉畾鐢?shù)鍘嬩互涓嬫椨灱屼細(xì)寮哄埗鎬?/div>
鍦板皢澶栵拷½錕芥櫠錕?frac12;錕界鏂紑銆?/div>
鐗廣€€銆€鐐?/div>
錛?.2V錕?frac12;錕?0V
錛氬湪1.5V錕?frac12;錕?.0V鑼冨洿鍐咃紝鍙互0.1V闂撮殧
榪涜璁懼畾銆?/div>
璁懼畾鐢?shù)鍘嬀_懼害鹵2.5錛?/div>
宸ワ拷½錕介鐜?/div>
錛?00kHz鹵15錛?/div>
瀹㈡埛浜у搧180銆?00kHz
鏈€澶ц緭鍑虹數(shù)嫻?/div>
錛?.0A浠ヤ笂(V
IN
錛?.0V銆乂
OUT
錛?.0V)
楂樻晥鐜?/div>
錛?2錛?TYP.)
寰呮満鍔燂拷½
錛欼STB錛?.5
碌
A(max.)
澶囨湁錕?frac12;錕藉惎鍔ㄦ椂闂村閮ㄨ瀹氬瀷
澶囨湁杈撳嚭鐢?shù)鍘嬪唴閮ㄨ畱之氬?V
OUT
鍨?鍜屽閮ㄨ瀹氬瀷(FB鍨?
SOT-25灝佽
杈撳叆鐢?shù)鍘嬭寖鍥?/div>
杈撳嚭鐢?shù)鍘嬭寖鍥?/div>
寮曡剼鎺掑垪
V
OUT
(FB)
寮曡剼璇存槑
CE
4
5
寮曡剼搴忓彿
1
2
3
4
5
絎﹀彿
EXT/
V
DD
GND
CE
V
OUT
(FB)
1
EXT/
2
V
DD
3
GND
SOT-25
(TOP VIEW)
鍔熴€€銆€錕?frac12;
榪炴帴澶栵拷½錕芥櫠錕?frac12;錕界
鐢墊簮
鎺ュ湴
鍋滄満鎺у埗
(C銆丏
鍨嬶細(xì)錕?frac12;錕藉惎鍔ㄥ閮ㄨ瀹氥€?/div>
鍏鹼拷½錕藉惎鍔ㄧ數(shù)瀹瑰櫒榪炴帴)
杈撳嚭鐢?shù)鍘嬬洃娴?/div>
(B銆丏
鍨嬶細(xì)杈撳嚭鐢?shù)鍘嬪閮ㄨ畱之?
鐢?shù)璧\妗嗗浘
(1) XC6365銆乆C6366緋誨垪銆€A銆丆鍨?V
OUT
鍨?
V
OUT
Error Amp.
Phase
Compensation
PWM
Comparator
V
DD
Error Amp.
FB
Buffer,
Driver
EXT/
(2) XC6365銆乆C6366緋誨垪銆€B銆丏鍨?FB鍨?
Phase
Compensation
PWM
Comparator
V
DD
+
-
+
-
+
-
+
-
Buffer,
Driver
EXT/
CE
Vref with
Soft Start,
CE
PWM/PFM
Controler
Ramp Wave
Generator,
OSC
GND
CE
Vref with
Soft Start,
CE
PWM/PFM
Controler
Ramp Wave
Generator,
OSC
GND
47
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