FA5695 Datasheet, PDF (9/21 Pages) Fuji Electric – Fuji Switching Power Supply Control IC

FA5695
7. Characteristics curves
(Unless otherwise specified, Ta=25°C and Vcc=12V)
Error amplifier voltage feedback input
th^ï½´r^ﾗe^ï½°s^ï½±h^ﾝo^ﾌld^ﾟ入(V^力fb^ï½½)^ﾚv^ｯｼs^ï½­. ^電su^圧p⁽p^Vly^fb)vo^vsltage(Vcc)
電 源 電 圧( V C C )
2.53
2.52
2.51
2.50
2.49
2.48
2.47
10
15
20
25
30
VCC [V]
Error amplifier voltage feedback input
thres^ｴh^ﾗo^ｰl^ｱd^ﾝ(^ﾌV^ﾟf^入b)^力v^ｽs^ﾚ. ^ｯju^ｼｭn^電ct^圧ion^{( V}t^fe^b)m^vp^s erature(Tj)
ｼﾞｬﾝｸｼｮﾝ温度(Tｊ)
2.55
2.54
2.53
2.52
2.51
2.5
2.49
2.48
2.47
-50
0
50
100
150
Tｊ [℃]
Error amplifier transconductance(Gm) vs.
ｴﾗ ï½°_juï½±_nﾝ_cﾌ_tﾟ_i相_on互_tｺ_eﾝ_mﾀ ﾞ_pｸ_eﾀ_rﾝ_aï½½_t(_uG_rm_e()_Tv_js₎ .
ｼﾞｬﾝｸｼｮﾝ温度(Tj)
100
90
80
70
60
50
-50
0
50
100
150
Tj [℃]
Curren_It_Sï½½se_ﾚｼn_ï½­s_電e _圧co₍m_Vtp_ha_isr_ha₎t_vo_sr_. maximum
threshold(V_ｼt_ﾞh_ｬﾝis_ｸ)_ｼv_ｮﾝs._温s_度up_(Tp_j)ly voltage(Vcc)
-580
-590
-600
-610
-620
-50
0
50
100
150
Tj [℃]
Maximum on-range(Tonmax) vs.
RT resistance(Rrt)
60
50
after soft start
40
30
at soft start
20
10
0
10 30 50 70 90 110 130 150
Rrt[kΩ]
Fuji Electric Co., Ltd.
AN-073E Rev.1.1
April-2011
9
http://www.fujielectric.co.jp/products/semiconductor/