XCM520 Datasheet, PDF (38/43 Pages) Torex Semiconductor – 600mA Synchronous Step-Down DC/DC Converter + Dual LDO Regulator

XCM520 Series
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çç_{˙TYPICAL PERFORMANCE CHARACTERISTICS (Continued)}
˔Regulator Block (Continued)
(8) Load Transient Response (Continued)
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V_OUT=3.0V
ç
V_IN1=4.0V, tr=tf=5Жs, C_IN1=C_L=1ЖF(ceramic)
ç
3.10
250
ç
ç
ç
3.00
ç
ç
2.90
200
OĖuļtpĻuķtļVĻçoĝltaĶgijĻeĨĮĬ
150
ç
ç
2.80
Ou^Ėtpu^ļt^ĻķC^ļu^Ļr^çr^Ċen^ļt^{ĹĹĬĵĻ}
100
ç
50mA
ç
2.70
50
ç
10mA
ç ^2.60
0
ç
Timûe÷(Ж4ĺ0öЖīİĽs/div)
ç
ç
V_OUT=5.0V
ç
V_IN1=6.0V, tr=tf=5Жs, C_IN1=C_L=1ЖF(ceramic)
ç
ç
5.10
250
ç
ç
5.00
ç
ç
4.90
200
ĖOļuĻķtpļuĻtçĝVoĶltijĻaĨgĮeĬ
150
ç
ç
4.80
100
ç
ĖOļuĻtpķuļtĻçCĊuļrrĹeĹnĬtĵĻ
ç
4.70 ^50mA
50
ç
10mA
ç 4.60
0
ç
Time_û÷(4_Ж0_ĺЖ_öīİs_Ľ/div)
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(9) Ripple Rejection Rateç
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V_OUT=0.8V
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V_IN1=1.8VDC+0.5Vp-pAC, I_OUT=30mA, C_L=1ЖF(ceramic)
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80
ç
ç
ç
60
ç
ç
ç
40
ç
ç
20
ç
ç
ç
0
ç
0.01
0.1
1
10
100
ç
ę_RÄ°_iÄ·_pÄ·_pij_lĬ_eçč_FĹ_reĬ_qĸ_uļ_eĬ_nĵ_cĪ_yŀ_:āç_fÄ­₍ï_kIJ_Hď_zŁ₎ð
ç
ç
ç
V_OUT=3.0V
V_IN1=4.0V, tr=tf=5Жs, C_IN1=C_L=1ЖF(ceramic)
3.10
250
3.00
200
OĖutļpĻuķtļVĻoçĝltaĶgijĻeĨĮĬ
2.90
150
2.80 ^100mA
100
OuĖtpuļtĻķCļuĻrçrĊenļtĹĹĬĵĻ
2.70
50
10mA
2.60
0
Tim^ûe^÷(^Ж4^ĺ0^öīЖ^İĽs/div)
V_OUT=5.0V
V_IN1=6.0V, tr=tf=5Жs, C_IN1=C_L=1ЖF(ceramic)
5.10
250
5.00
200
OĖuļtpĻuķtļVĻçoĝltĶagijĻeĨĮĬ
4.90
150
4.80 100mA
100
OuĖtpuļtĻķCļuĻrçrĊenļtĹĹĬĵĻ
4.70
50
10mA
4.60
0
Tim_ûe_÷Ж(4_ĺ0_öīЖ_İĽs/div)
V_OUT=2.85V
V_IN1=3.85VDC+0.5Vp-pAC, I_OUT=30mA, C_L=1ЖF(ceramic)
80
60
40
20
0
0.01
0.1
1
10
100
ę_RÄ°Ä·_ipÄ·_pijĬ_leçč_FĹĬ_reĸ_qļ_uĬ_eĵ_nĪ_cŀ_yā_:çĭ_fï₍IJ_kď_HŁ_z)ð
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