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agnd vin3 en2 en3 en4 vin4 en1 vin1 pwm psm/pwm 2.3v to 5.5v sw1 fb1 r2 r1 vout1 pgnd1 mode c5 10f v out1 at 800ma v out2 at 800ma v out3 at 300ma v out4 at 300ma l1 1h en1 buck1 mode c3 1f c2 4.7f c1 4.7f avin c avin 0.1f c4 1f vin2 en2 buck2 mode 1.7v to 5.5v on off on off en3 ldo1 (analog) adp5037 housekeeping sw2 fb2 r4 r3 vout2 pgnd2 c6 10f l2 1h fb3 r6 r5 vout3 c7 10f fb4 r8 r7 vout4 c8 1f en4 ldo2 (digital) 09887-001

pin 1 indic a t or notes 1. nc = no connec t . do not connect t o this pin. 2. it is recommended th a t the exposed p ad be soldered t o the ground plane. 1 2 3 4 5 6 15 16 17 18 14 13 7 8 9 1 1 12 10 21 22 23 24 20 19 adp5037 t o p view (not to scale) vout4 fb3 vout3 vin3 en3 vin4 agnd a vin vin1 sw1 pgnd1 mode fb4 en4 vin2 sw2 pgnd2 nc en1 fb1 vout1 vout2 fb2 en2 09887-003
0 20 40 60 80 100 120 140 2.3 2.8 3.3 3.8 4.3 4.8 5.3 input vo lt age (v) quiescent current (a) 09887-039 4 1 3 t 2 ch 1 2 . 00 v b w ch 4 5 . 00 v b w m 40 . 0 s a ch 3 2 . 2 v t 11 . 20 % ch 2 50 . 0m a ? b w ch 3 5 . 00 v b w sw v o u t en i i n 09887-049 4 1 3 t 2 ch1 2.00v ch4 5.00v m 40.0s a ch3 2.2v t 11.20% b w ch2 50.0ma ? b w b w ch3 5.00v b w sw vout en i in 09887-048 3.25 3.27 3.29 3.31 3.33 3.35 0 0.2 0.4 0.6 0.8 1.0 1.2 v outa (v) i out (a) v in = 3.6v, +85c v in = 3.6v, +25c v in = 3.6v, C40c 09887-025 1.764 1.784 1.804 1.824 1.844 1.864 0 0.2 0.4 0.6 0.8 1.0 1.2 v outa (v) i out (a) v in = 3.6v, +85c v in = 3.6v, +25c v in = 3.6v, C40c 09887-024 0.789 0.790 0.791 0.792 0.793 0.794 0.795 0.796 0.797 0.798 0.799 0 0.2 0.4 0.6 0.8 1.0 1.2 v outa (v) i out (a) v in = 3.6v, +85c v in = 3.6v, +25c v in = 3.6v, C40c 09887-026
0 10 20 30 40 50 60 70 80 90 100 0.0001 0.001 0.01 0.1 1 efficienc y (%) i out (a) v in = 3.9v v in = 5.5v v in = 4.2v 09887-027 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) v in = 4.2v v in = 5.5v v in = 3.9v 09887-018 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) v in = 2.3v v in = 5.5v v in = 4.2v v in = 3.6v 09887-020 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) v in = 2.3v v in = 3.6v v in = 4.2v v in = 5.5v 09887-016 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficiency(%) i out (a) v in = 2.3v v in = 5.5v v in = 4.2v v in = 3.6v 09887-015 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) v in = 2.3v v in = 4.2v v in = 5.5v v in = 3.6v 09887-017
0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) C40c +25c +85c 09887-028 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) +85c +25c C40c 09887-030 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 efficienc y (%) i out (a) +85c +25c C40c 09887-029 2500000 2600000 2700000 2800000 2900000 3000000 3100000 3200000 3300000 0 0.2 0.4 0.6 0.8 1.0 1.2 scope frequenc y i out (a) +85c +25c C40c 09887-031 2 4 t 1 ch1 50.0v m 4.00s a ch2 240ma t 28.40% ch2 500ma ? ch4 2.00v i sw vout sw 09887-051 2 4 t 1 ch1 50.0v b w m 4.00s a ch2 220ma t 28.40% ch2 500ma ? ch4 2.00v b w i sw vout sw 09887-050
2 4 t 1 ch1 50mv b w m 400ns a ch2 220ma t 28.40% ch2 500ma ? ch4 2.00v b w i sw vout sw 09887-053 2 4 t 1 ch1 50mv b w m 400ns a ch2 220ma t 28.40% ch2 500ma ? ch4 2.00v b w i sw vout sw 09887-052 ch1 50.0mv b w ch3 1.00v b w ch4 2.00v b w m 1.00ms a ch3 4.80v 1 3 t 30.40% t vout vin sw 09887-040 1 4 t 3 ch1 50.0mv b w ch3 1.00v b w ch4 2.00v b w m 1.00ms a ch3 4.80v t 30.40% vout vin sw 09887-041 4 1 t 2 ch1 50.0mv b w ch4 5.00v b w m 20.0s a ch2 356ma t 60.000s ch2 50.0ma ? b w vout i out sw 09887-044 4 1 t 2 ch1 50.0mv b w ch4 5.00v b w m 20.0s a ch2 379ma t 22.20% ch2 50.0ma ? b w vout i out sw 09887-043
4 2 t 1 ch1 50.0mv b w ch4 5.00v b w m 20.0s a ch2 408ma t 20.40% ch2 200ma ? b w vout i out sw 09887-045 4 2 t 1 ch1 100mv b w ch4 5.00v b w m 20.0s a ch2 88.0ma t 19.20% ch2 200ma ? b w vout i out sw 09887-046 4 1 3 t 2 ch1 5.00v b w ch4 5.00v b w m 400ns a ch4 1.90v t 50.00% ch2 5.00v b w ch3 5.00v b w vout1 vout2 sw1 sw2 09887-060 2 3 t 1 ch 1 2 . 00 v m 40 . 0 s a ch 3 2 . 2 v t 11 . 20 % ch 2 50 . 0m a ? ch 3 5 . 00 v v o u t en i i n 09887-064 2.780 2.785 2.790 2.795 2.800 2.805 2.810 2.815 2.820 0 0.05 0.10 0.15 0.20 0.25 0.30 v out3 (v) i out (a) v in = 3.3v v in = 5.0v v in = 5.5v v in = 4.5v 09887-032 0 50 100 150 200 250 300 350 400 2.3 2.8 3.3 3.8 4.3 4.8 5.3 rd s on (m?) input vo l t age (v) +25c +125c C40c 09887-037
2.3 2.8 3.3 3.8 4.3 4.8 5.3 rd s on (m?) input vo l t age (v) +125c +25c C40c 0 50 100 150 200 250 09887-038 3.15 3.20 3.25 3.30 3.35 3.40 3.45 0 0.05 0.10 0.15 0.20 0.25 0.30 v out3 (v) i out (a) v in = 4.2 v , +85c v in = 4.2 v , C40c v in = 4.2 v , +25c 09887-033 0 0.5 1.0 1.5 2.0 2.5 3.0 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 v out3 (v) v in (v) i out = 300m a i out = 150m a i out = 100m a i out = 1m a i out = 10m a i out = 100 a 09887-034 0 0.05 0.10 0.15 0.20 0.25 ground current (a) load current (a) 0 5 10 15 20 25 30 35 40 45 50 09887-036 2 t 1 ch1 100mv b w m 40.0s a ch2 52.0ma t 19.20% ch2 100ma ? b w vout i out 09887-047 2 3 t 1 ch1 20.0mv ch3 1.00v m 100s a ch3 4.80v t 28.40% vout vin 09887-042
60 55 50 45 40 35 30 25 0.001 0.01 0.1 1 10 100 i load (ma) rms noise (v) 3.3vin 5vin 09887-055 60 65 55 50 45 40 35 30 25 0.001 0.01 0.1 1 10 100 i load (ma) rms noise (v) 5vin 3.3vin 09887-056 0 C10 C20 C30 C40 C50 C60 C70 C80 C90 C100 10 100 1k 10k 100k 1m 10m frequency (hz) psrr (db) 100a 1ma 10ma 50ma 100ma 150ma 09887-057 0 C20 C40 C60 C80 C100 C120 10 100 1k 10k 100k 1m 10m frequency (hz) psrr (db) 100a 1ma 10ma 50ma 100ma 150ma 09887-058 0 C20 C40 C60 C80 C100 C120 10 100 1k 10k 100k 1m 10m frequency (hz) psrr (db) 100a 1ma 10ma 50ma 100ma 150ma 09887-059 0 C10 C20 C30 C40 C50 C60 C70 C80 C90 C100 10 100 1k 10k 100k 1m 10m frequency (hz) psrr (db) 100a 1ma 10ma 50ma 100ma 150ma 09887-061
? ? ? ? ?

avin vout3 vout4 vout1 vuvlo vout2 vpor buck2 pull-down buck1, ldo1, ldo2 pull-downs 50 s (min) 30 s (min) 50 s (min) 30 s (min) 09887-006
buck pgnd1 fb1 sw1 r1 r2 vout1 vout1 vin1 l1 1h c5 10f v out1 = v fb1 + 1 r1 r2 09887-008
ldo1 fb3 ra rb vout3 vout3 vin3 c7 1f v out3 = v fb3 + 1 ra rb 09887-009
? ? ? ? ? ? ? 0 2 4 6 8 10 12 0 1 2 3 4 5 6 dc bias voltage (v) capacitance (f) 09887-010
out sw in out sw ripple ripple c l f v c f i v ? ? ? ? ? ? ? 2 ) 2 ( 8 ? ? ? ? vin1 vin3 en1 pwm psm/pwm 2.3v to 5.5v sw1 fb1 r2 r1 vout1 pgnd1 mode c5 10f v out1 @ 800ma l1 1h en1 buck1 mode c3 1f c2 4.7f c1 4.7f avin c avin 0.1f c4 1f vin2 en2 agnd en2 buck2 mode en3 1.7v to 5.5v en4 vin4 on off on off on off en3 ldo1 (analog) adp5037 housekeeping sw2 fb2 r4 r3 vout2 pgnd2 c6 10f v out2 @ 800ma l2 1h fb3 r6 r5 vout3 c7 10f v out3 @ 300ma fb4 r8 r7 vout4 c8 1f v out4 @ 300ma en4 ldo2 (digital) 09887-021
1.2 1.0 0.8 0.6 0.4 0.2 0 0 1 2 3 4 5 6 dc bias voltage (v) capacitance (f) 09887-012
? ? ? ? ?
vin1 vin3 en1 pwm psm/pwm 2.3v to 5.5v sw1 fb1 vout1 pgnd1 mode c5 10f v out1 @ 800ma l1 1h en1 buck1 mode c3 1f c2 4.7f c1 4.7f avin c avin 0.1f c4 1f vin2 en2 agnd en2 buck2 mode en3 1.7v to 5.5v en4 vin4 on off on off on off en3 ldo1 (analog) adp5037 housekeeping sw2 fb2 r3 vout2 pgnd2 c6 10f v out2 @ 800ma l2 1h fb3 vout3 c7 10f v out3 @ 300ma fb4 vout4 c8 1f v out4 @ 300ma en4 ldo2 (digital) 09887-022 vin1 vin3 en1 pwm psm/pwm 2.3v to 5.5v sw1 fb1 r2 r1 vout1 pgnd1 mode c5 10f v out1 @ 800ma l1 1h en1 buck1 mode c3 1f c2 4.7f c1 4.7f avin c avin 0.1f c4 1f vin2 en2 agnd en2 buck2 mode en3 1.7v to 5.5v en4 vin4 on off on off on off en3 ldo1 (analog) adp5037 housekeeping sw2 fb2 r4 r3 vout2 pgnd2 c6 10f v out2 @ 800ma l2 1h fb3 r6 r5 vout3 c7 10f v out3 @ 300ma fb4 r8 r7 vout4 c8 1f v out4 @ 300ma en4 ldo2 (digital) 09887-023

0 . 5 0 b s c 0 . 5 0 0 . 4 0 0 . 3 0 0 . 3 0 0 . 2 5 0 . 2 0 c o m p l i a n t t o j e d e c s t a n d a r d s m o - 2 2 0 - w g g d - 8 . 0 7 2 8 0 9 a b o t t o m v i e w t o p v i e w e x p o s e d p a d p i n 1 i n d i c a t o r 4 . 1 0 4 . 0 0 s q 3 . 9 0 s e a t i n g p l a n e 0 . 8 0 0 . 7 5 0 . 7 0 0 . 0 5 m a x 0 . 0 2 n o m 0 . 2 0 r e f 0 . 2 5 m i n c o p l a n a r i t y 0 . 0 8 p i n 1 i n d i c a t o r 1 2 4 7 1 2 1 3 1 8 1 9 6 f o r p r o p e r c o n n e c t i o n o f t h e e x p o s e d p a d , r e f e r t o t h e p i n c o n f i g u r a t i o n a n d f u n c t i o n d e s c r i p t i o n s s e c t i o n o f t h i s d a t a s h e e t . 2 . 2 0 2 . 1 0 s q 2 . 0 0
d09887-0-8/11(pra)

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